EURECO-GFOE 2008ProceedingsVerhandlungen der Gesellschaft für Ökologie

Band 38

ISBN 978-3-00-025522-9

Eds.: Jutta Stadler, Felix Schöppe, Mark Frenzel

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IMPACT OF GLOBAL CHANGE ON BIODIVERSITY AND BIOGEOCHEMICAL CYCLES ................................................................................ 40

1.1. ARCTIC AND ALPINE BIODIVERSITY AND ECOLOGY ......................................... 40 Oral presentations ............................................................................................................................40

Upward shift of alpine plants increases floristic similarity of mountain summits ........................................ 41 Gerald Jurasinski.................................................................................................................................. 41

Barriers for colonization and range expansion of subarctic plants in a future climate ................................. 42 Ann Milbau (1,2), Bente Graae (2 )& Ivan Nijs (1) ............................................................................ 42

Sensitivity of arctic-alpine/boreal plant species to climate warming during different stages of early seedling establishment.................................................................................................................................. 43

Anna Shevtsova (1), Bente Graae (2), Till Jochum (3), Ann Milbau (1,2) & Ivan Nijs (1).............. 43 The sensitivity of the small scale vascular plant species distribution in snowbeds to climate change.......... 44

Christian Schöb* (1), Peter M. Kammer (2), Philippe Choler (3) and Heinz Veit (1) ..................... 44 Climate effects on Atlantic salmon in the White and Barents Seas during the 17-20th centuries ................ 45

Dmitry Lajus ......................................................................................................................................... 45 Spatial genetic structure of Campanula thyrsoides mirrors postglacial recolonization and reveals four evolutionary units......................................................................................................................................... 46

J.F. Scheepens (1)*, G.F.J. Armbruster (1), H.H. Ægisdóttir (1), P. Kuss (2) & J. Stöcklin (1)..... 46 Biodiversity losses in Scottish Alpine vegetation: what are the key drivers?............................................... 47

Alison Hester, Andrea Britton, Colin Beale, Willie Towers & Richard Hewison............................ 47 Impact of farm size and topography on Alpine grassland biodiversity......................................................... 48

Lorenzo Marini (1,2)*, Paolo Fontana (1), Sebastian Klimek (3), Andrea Battisti (1), Kevin J. Gaston (2)............................................................................................................................................... 48

Is Snow Important to Tall Shrubs?............................................................................................................... 49 Diana Gilbert (1), Alison Hester (1) & Colin Legg (2) ....................................................................... 49

In situ quantification of intra-specific functional variability and inclusion in a landscape model................ 50 Cécile Albert, Wilfried Thuiller, Sandra Lavorel............................................................................... 50

Nutrient limitation at the alpine treeline: elevational patterns in contrasting northern and southern hemisphere forests........................................................................................................................................ 51

William Mallott (1), David Wardle (2) & Richard Bardgett (1)........................................................ 51 Windthrow and bark beetles as key drivers of hoverfly diversity (Diptera, Syrphidae) in temperate montane forest.............................................................................................................................................. 52

Frank Dziock (1), Gisela Merkel-Wallner (2), Reinhard Schopf (3), Jörg Müller (4) ..................... 52 Poster presentations..........................................................................................................................53

Climate niche-based versus co-occurrence based measurements of ecological specialization in the Alps... 54 Isabelle Boulangeat, Wilfried Thuiller & Sébastien Lavergne.......................................................... 54

Zooplankton assembles in high-latitude lakes ecosystems of Yakutia (Polar Siberia, Russia)..................... 55 Larisa Frolova (1), Larisa Nazarovan (2), Ludmila Pestrjakova (3) & Ulrike Herzschuh (2)........ 55

Invertebrate community assembly on nunataks, Iceland .............................................................................. 56 María Ingimarsdóttir (1,2) & Katarina Hedlund (1) ......................................................................... 56

Succession of the carabid beetles population during the reforestation of the sand quarriers in the North-West Siberian taiga....................................................................................................................................... 57

Ilya I. Lyubechanskii ............................................................................................................................ 57 A new Rain Simulator for a better understanding of the origin of surface runoff in Alpine Landscapes ..... 58

Christian Newesely (1)*, Georg Leitinger (1), Erich Tasser (2), Werner Zimmerhofer (1), Ulrike Tappeiner (1,2) .......................................................................................................................... 58

Changes in vegetation phenology under climate change in high alpine ecosystems .................................... 59 Anja Rammig (1), Tobias Jonas (2), Christian Rixen (2)................................................................... 59

Intra-annual cambium dynamics of northern boreal Scots pine in relation to climate.................................. 60 Jeong-Wook Seo (1)*, Dieter Eckstein (1), Risto Jalkanen (2), Uwe Schmit (3), Jörg Fromm (1) . 60

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Molecular analysis of trophic interactions in alpine pioneer communities................................................... 61 Daniela Sint, Lorna Raso, Ruediger Kaufmann & Michael Traugott .............................................. 61

1.2.BIOGEOCHEMICAL CYCLES OF TERRESTRIAL ECOSYSTEMS IN A CHANGING ENVIRONMENT............................................................................................................ 62

Oral presentations ............................................................................................................................62 Functional significance of biological diversity under global change............................................................ 63

Christian Körner................................................................................................................................... 63 10 years of Free Air Carbon dioxide Enrichment (FACE) on grassland: Are there long-term effects on soil C pools and the ecosystem trace gas balance? ....................................................................................... 64

Lenhart K., Kammann C., Grünhage, L., Jäger H.-J. ....................................................................... 64 Substantial carbon losses from subalpine grassland suggested by CO2-fluxes under high nitrogen and ozone deposition........................................................................................................................................... 65

Matthias Volk (1), Kris Novak (2), Daniel Obrist (3), Robin Giger (1), Seraina Bassin (1), ........ 65 Jürg Fuhrer (1)...................................................................................................................................... 65

The fate of C in adult beech and spruce trees after seven years under elevated ozone................................. 66 Thorsten E. E. Grams (1), Wilma Ritter (1), Rainer Matyssek (1) & Christian P. Andersen (2)... 66

Conifer cold hardiness, climate change and the likely effects of increased air temperature on photosynthesis .............................................................................................................................................. 67

Ingo Ensminger (1,2), Florian Busch (2,3), Lilian Schmid (3), Sebastien Caron (4),....................... 67 Laurentiu A Tarca (5), Jon Lloyd (6), John MacKay (4), Norm PA Huner (2) .............................. 67

The effect of soil temperature manipulation on leaf physiological traits in 200 year old oaks..................... 68 Onno Muller (1,2), Masahiro Nakamura (1) , Kouki Hikosaka (2) & Tsutom Hiura (1)................ 68

The influence of hydraulic limitation on growth and carbon supply of tall ponderosa pines ....................... 69 G. Hoch (1) and A. Sala (2)................................................................................................................... 69

Are browsed Betula pubescens trees carbon-limited? .................................................................................. 70 Sara Palacio, Alison Hester & Peter Millard ...................................................................................... 70

Ecosystem-level water-use efficiency inferred from eddy covariance data: definitions, patterns and spatial up-scaling.......................................................................................................................................... 71

Markus Reichstein, Christian Beer ..................................................................................................... 71 Long-term temporal variation in carbon-water interactions in a Scots pine forest ....................................... 72

Ivan Janssen & Bert Gielen.................................................................................................................. 72 Response of forest ecosystem fluxes and feedbacks to the atmosphere during droughts of various degrees in the years 2000 to 2006 ................................................................................................................ 73

Alexander Knohl (1,2), Werner L. Kutsch (2), Martina Mund (2), Corinna Rebmann (2), Olaf Kolle (2), Ernst-Detlef Schulze (2) ....................................................................................................... 73

Partitioning ecosystem carbon fluxes: Disentangling temporal dynamics of all major component fluxes in a Mediterranean ecosystem ...................................................................................................................... 74

Stephan Unger (1), Cristina Maguas (2), Joao S.Pereira (3), Teresa S. David (4), Luis Aires (5) & Cchristiane Werner (1)..................................................................................................................... 74

Functional diversity of Central European tree species – Traits, trade-offs and ecological groups ............... 75 Christoph Leuschner ............................................................................................................................ 75

Functional role of tree biodiversity in 2 forest ecosystems .......................................................................... 76 Werner C. Kutsch W. et al. ................................................................................................................ 76

Simulation of NEE of forests and grassland with a one-dimensional SVAT model on regional scale......... 77 Kuhnert, M.; Clausnitzer, F., Köstner, B............................................................................................ 77

Large-scale shifts in vegetation and biogeochemical patterns in South Patagonian ombrotrophic bogs ...... 78 Till Kleinebecker, Norbert Hölzel, Sebastian Schmidt & Andreas Vogel ........................................ 78

A framework to scale-up from species to ecosystem functioning using species traits and abundance ......... 79 Eric Garnier .......................................................................................................................................... 79

Grazing intensity changes functional structure and impacts ecosystem processes ....................................... 80 Benoit Marion, Nicolas Rossignol, Anne Bonis, Jan Bernard Bouzillé............................................. 80

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Plant functional traits, resource utilization and ecosystem processes in mountain grasslands differing in land use ........................................................................................................................................................ 81

Michael Bahn, Karin Bianchi, Wolfgang Gamper, Walter Michaeler, Michael Schmitt, Dagmar Rubatscher, Georg Wohlfahrt, Ulrike Tappeiner, Alexander Cernusca........................... 81

Quantifying photosynthetic capacity and its relationship to leaf nitrogen content for global-scale terrestrial biosphere models.......................................................................................................................... 82

Jens Kattge (1), Wolfgang Knorr (2), Thomas Raddatz (3), Christian Wirth (1)............................ 82 Can plant traits predict soil nutrient cycling? ............................................................................................... 83

Orwin, K.H. (1), Buckland, S., Johnson D. , D. (2) Bardgett, R.D. (1).............................................. 83 Poster presentations..........................................................................................................................84

Agrochemicals Risk Assessment for Pollinators .......................................................................................... 85 Stefania Barmaz *, Alessio Ippolito & Marco Vighi .......................................................................... 85

Spatial and temporal differentiation of net primary production and organic matter decomposition in agricultural landscape of Wielkopolska – West Poland in global change context........................................ 86

Zdzislaw Bernacki................................................................................................................................. 86 Resource availability effects translocation and accumulation of nonessential heavy metals (and radionuclides) more than drought in trees .................................................................................................... 87

Carsten Brackhage, Gert E. Dudel ...................................................................................................... 87 Putting demography into its ecological context............................................................................................ 88

Johan P Dahlgren & Johan Ehrlén...................................................................................................... 88 Effects of extreme climate events on temperate plant communities............................................................. 89

Freja Dreesen & Hans J. De Boeck...................................................................................................... 89 Are plant tissue nutrient concentrations an appropriate indicator for the nutrient supply status?................. 90

Ronny Goldberg & Michael Manthey ................................................................................................. 90 Effects of the extreme drought in spring 2007 on productivity and biomass nutrient content in alluvial meadows ...................................................................................................................................................... 91

Norbert Hölzel, Valentin Klaus, Jörg Sintermann, ............................................................................ 91 Effects of elevated CO2 on the growth of seedling Pinus densiflora and soil enzyme activities.................. 92

Sung Hyun Kim (1), Soo Hyun Chung (2), Ho Jung Kang (3), In Sook Lee (1)............................... 92 Short term effect of eutrophication on carbon cycling in grassland ecosystem............................................ 93

Eva Kaštovská, Tomáš Picek., Kateřina Zemanová, Keith R. Edwards .......................................... 93 Effects of elevated atmospheric CO2 concentrations on pests of oilseed rape ............................................. 94

V. Kryvynets, P. Högy, J. Franzaring, A. Fangmeier......................................................................... 94 10 years of Free Air Carbon dioxide Enrichment (FACE) on grassland: Are there long-term effects on soil C pools and the ecosystem trace gas balance? ....................................................................................... 95

Lenhart K., Kammann C., Grünhage, L., Jäger H.-J. ....................................................................... 95 Effects of atmospheric CO2 enrichment on growth parameters and energy content of oilseed rape............ 96

D. Lünsmann (1), P. Högy, J. Franzaring, A. Fangmeier .................................................................. 96 FET - a trait database for earth system science and functional biodiversity research................................... 97

Steffi Nöllert, Jens Kattge, Gerhard Böhnisch, Angela Nüske, Sabine Reinsch, Rongjun, Ni Jian, Christian Wirth............................................................................................................................ 97

Selective logging in lowland rainforests in southern Chile: Effects on species composition and nitrogen transformations............................................................................................................................................. 98

Cecilia A. Pérez (1), Martín R. Carmona (2), José M. Fariña (1) and Juan J. Armesto (1,2)......... 98 Influence of thinning and type of canopy on soil physicochemical characteristics in a mixed forest from the western Pyrenees .................................................................................................................................... 99

I. Primicia, I. Arzoz, F. J. Arricibita, J. B. Imbert, M. Unzu, S. García and F. J. Castillo ............. 99 Belowground zone of influence in a tussock grass species ........................................................................ 100

Francisco I. Pugnaire & Cristina Armas .......................................................................................... 100 Foliar nutrient concentrations of South Patagonian bog species along a climatic and floristic gradient .... 101

Sebastian Schmidt, Andreas Vogel, Norbert Hölzel, Till Kleinebecker.......................................... 101 Impact of past land use on forest soils in the Hainich-Dün Region, Central Germany............................... 102

Jana Wäldchen & Prof. Dr. E.D. Schulze ......................................................................................... 102

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1.3. CHEMICAL ECOLOGY OF LAND AND WATER: A TRIGGER FOR BIODIVERSITY 103 Session cancelled ............................................................................................................................103

1.4. ECOHYDROLOGY – THE INTERACTIONS AND FEEDBACKS BETWEEN ECOLOGICAL AND HYDROLOGICAL PATTERNS AND PROCESSES............................. 104

Oral presentations ..........................................................................................................................104 Patchiness, scale and connectivity: understanding ecohydrological interactions in desertification............ 105

John Wainwright (1), Laura Turnbull (1), Tony Parsons (1), Jill Stewart (1), Greg Okin (2), Richard Brazier (3) & Eva Müller (4) ............................................................................................... 105

Integrated modelling of ecohydrological processes along ephemeral rivers .............................................. 106 Sven Arnold (1), Sabine Attinger (1), Karin Frank (2) and Anke Hildebrandt (1) ....................... 106

Effects of climate change on coupled water-vegetation dynamics in drylands – a simulation study.......... 107 Britta Tietjen (1), Erwin Zehe (2) & Florian Jeltsch (1) .................................................................. 107

Periodic vs. scale-free patterns: Resolving the dichotomy of dryland vegetation ...................................... 108 Ehud Meron (1,2), Jost von Hardenberg (3), Assaf Kletter (1,2), Hezi Yizhaq (1) & Jonathan Nathan (1) ............................................................................................................................................ 108

Savanna trees as keystone structures: An ecohydrological view on their impact on grass layer diversity . 109 Anja Linstädter & Thomas van Gerven............................................................................................ 109

Interactions between patterns and processes: hydrological responses to vegetation change over a semi-arid grassland to shrubland transition......................................................................................................... 110

Laura Turnbull (1), John Wainwright (1) & Richard Brazier (2) .................................................. 110 Effect of capillary flux on the soil water balance in a stochastic ecohydrological framework ................... 111

R. Willem Vervoort (1), Sjoerd E.A.T.M. van der Zee (2)............................................................... 111 Coupling ecological and hydrological models ........................................................................................... 112

Boris Schröder (1), Erwin Zehe (2).................................................................................................... 112 Impact of eco-physiologically different earthworms on soil water characteristics ..................................... 113

Gregor Ernst, Daniel Felten & Christoph Emmerling..................................................................... 113 “Biohydrology” of urban soils ................................................................................................................... 114

Silvia Pieper (1,3), Oliver Mohnke (2),Thomas Nehls (3), & Gerd Weigmann (1) ........................ 114 Spatio-temporal modeling of earthworm populations dynamics under changing wetland conditions........ 115

Sylvia Moenickes (1), Peter Vorpahl (2) & Otto Richter (1)............................................................ 115 Rainfall partitioning and soil water dynamics along a tree diversity gradient in deciduous forests, Central Germany ........................................................................................................................................ 116

Inga Krämer & Dirk Hölscher........................................................................................................... 116 New insides into water cycle of the soil-plant-atmosphere continuum including hydration processes of cryptogams ................................................................................................................................................. 117

Michael Lakatos (1,3), Britta Hartard (1,3), Matthias Cuntz (2) and Cristina Máguas (2).......... 117 Dense soil layers in the Danube floodplain: do they affect plant species composition?............................. 118

Maike Heuner, Peter J. Horchler & Elmar Fuchs ........................................................................... 118 Impact of salinity and tidal flooding on seedling emergence and establishment – two mesocosm experiments ................................................................................................................................................ 119

J. Gesina Engels & Kai Jensen........................................................................................................... 119 Poster presentations........................................................................................................................120

Dominance of plant species in Mediterranean marshlands is driven by soil and hydrological constraints. 121 Efrem Batriu (1), Joan Pino (2), Pere Rovira (3) & Josep Maria Ninot (1).................................... 121

Meteorological effects to above-ground tree growth of a spruce and beech forest..................................... 122 F. Clausnitzer, B. Köstner .................................................................................................................. 122

Effect of different rainfall on biomass production of forbs and grasses in dry acidophilous grassland...... 123 Petr Holub & Karel Fiala ................................................................................................................... 123

Bacterial Communities and Microbial Activity in Mediterranean and Central European Streambed Sediments Recovering from Desiccation ................................................................................................... 124

Jürgen Marxsen (1,3), Annamaria Zoppini (2) & Sabine Wilczek (1)............................................ 124

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Effects of above- and below-ground competition on germination and performance of floodplain pioneer species ........................................................................................................................................................ 125

Maria Meyen, Eva Mosner and Ilona Leyer..................................................................................... 125 Plant Functional Traits in relation to disturbance in salt marshes of Northwest Germany ......................... 126

Vanessa Minden, Michael Kleyer ...................................................................................................... 126 The role of stable and unstable vegetation boundaries in the propagation of desertification in the American Southwest: A modelling approach ............................................................................................. 127

E. N. Mueller (1), J. Wainwright (2), A. J. Parsons (2) .................................................................... 127 Plant functional diversity effects on deep seepage in mountain grasslands differing in land use............... 128

N. Obojes (1), M. Bahn (1), E.Tasser (2), U. Tappeiner (1) ............................................................. 128 Plant distribution patterns and main ecological gradients in six Pyrenean fens.......................................... 129

Aaron Pérez-Haase & Josep M. Ninot............................................................................................... 129 Vegetative reproduction capacities of woody floodplain species ............................................................... 130

Anna Radtke, Eva Mosner and Ilona Leyer ..................................................................................... 130 Reaction of aquatic vegetation to catchment disturbances based on British rivers..................................... 131

Krzysztof Szoszkiewicz (1), Francis Hugh Dawson (2) .................................................................... 131

1.5. IMPACTS OF GLOBAL CHANGE IN MEDITERRANEAN-TYPE ECOSYSTEMS ....... 132 Oral presentations ..........................................................................................................................132

Antagonistic interaction between climate change and erosion on plant species richness and soil properties in semi-arid Mediterranean ecosystems..................................................................................... 133

Patricio García-Fayos & Esther Bochet ............................................................................................ 133 Influence of three co-occurring global change drivers on the survival, growth, phenology and reproduction of a Mediterranean shrub ...................................................................................................... 134

Silvia Matesanz (1), Fernando Valladares (1,2) & Adrián Escudero (2) ........................................ 134 Process-based models for the range dynamics of plants in a Mediterranean biodiversity hotspot ............. 135

Juliano Sarmento Cabral, Frank Schurr .......................................................................................... 135 Global change and regeneration ecology of mixed oak forests in southern Spain: field patterns, physiological responses and models........................................................................................................... 136

Teodoro Marañón (1), Ignacio M. Pérez-Ramos (1), Itziar R. Urbieta (1), Luis V. García (1), Miguel A. Zavala (2), José Luis Quero (3,4,5) & Rafael Villar (3).................................................. 136

Is shade beneficial for Mediterranean shrubs experiencing periods of extreme drought and late-winter frosts? ......................................................................................................................................................... 137

Fernando Valladares (1,2), Joana Zaragoza-Castells (3), David Sánchez-Gómez (1), Silvia Matesanz (1), Beatriz Alonso (1), Angelika Portsmuth (4), Antonio Delgado (5) & Owen K. Atkin (3) ............................................................................................................................................... 137

Linking fire response to functional traits in frequently burned stands........................................................ 138 Francisco Lloret, Sandra Saura-Mas, Albert Vilà-Cabrera............................................................ 138

Coupling species vulnerability and ecosystem functioning trends to determine biodiversity sensitive areas to global change ................................................................................................................................ 139

J. Cabello (1)*, D. Alcaraz (2), E. Liras (1) & J.M. Paruelo (3) ....................................................... 139 Seed Mass and Dormancy effect the Survival in Mediterranean Annual Plant Communities .................... 140

Johannes Metz (1), Jaime Kigel (2) & Katja Tielbörger (1) ............................................................ 140 Diversity-productivity patterns in experimental and natural Mediterranean grasslands ............................. 141

Akis D. Siamantziouras (1), Giorgos D. Kokkoris (2) & Andreas Y. Troumbis (1)....................... 141 Poster presentations........................................................................................................................142

Ecology of Mediterranean woody plants in polluted environments: transfer of trace elements from soil to plants, nutritional status and seedling establishment .............................................................................. 143

María Teresa Domínguez, Teodoro Marañón & José Manuel........................................................ 143 Murillo Instituto de Recursos Naturales y Agrobiología de Sevilla, CSIC Campus Reina Mercedes, PO Box 1052, 41080 Sevilla, Spain .................................................................................. 143

The landscape dynamics influence population genetic structure of the endemic plant of Crete Phlomis lanata Willd. (Lamiaceae).......................................................................................................................... 144

Georgescu Luciana, Blaha Juliane, Bariotakis Mihalis, Stergios Arg. Pirintsos ........................... 144

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No evidence for local adaptation in thermal and drought responses in Holm Oak seedlings from six contrasting populations .............................................................................................................................. 145

Teresa E. Gimeno (1), Beatriz Pías (1), José Pires Lemos-Filho (2) and Fernando Valladares (1,3)....................................................................................................................................................... 145

Monitoring vegetation patterns in Northeastern Morrocco with nested equidistant grids .......................... 146 Gerald Jurasinski (1), Carl Beierkuhnlein (2) .................................................................................. 146

Effects of Global Change on early fitness components and offspring performance of an endemic Mediterranean gypsophile .......................................................................................................................... 147

Beatriz Pías (1), Silvia Matesanz (1), Amaya Herrero (2), Teresa E. Gimeno (1), Fernando Valladares (1) and Adrián Escudero (2)............................................................................................ 147

Effects of CO2 enrichment and increased temperature on tomato and faba bean and their interactions with broomrape .......................................................................................................................................... 148

B. Ullrich.............................................................................................................................................. 148 Do young and old trees tell us the same story about climate conditions?................................................... 149

Joana Vieira, Filipe Campelo & Cristina Nabais ............................................................................. 149

1.6. RESULTS OF THE PROJECT ALARM (ASSESSING LARGE –SCALE ENVIRONMENTAL RISKS FOR BIODIVERSITY WITH TESTED METHODS)................. 150

Oral presentations ..........................................................................................................................150 ALARM – Risks to biodiversity from climate change ............................................................................... 151

Martin T. Sykes, Thomas Hickler and the climate pillar participants. .......................................... 151 Where have the flowers gone? From natural vegetation to land use and land cover types: past changes and future forecasts .................................................................................................................................... 152

Nagy, L. (1), Dendoncker, N. (2), Butler, A. (3), Reginster, I. (4), Rounsevell, M. (2) ................... 152 Risk Assessment for Biodiversity: an integrated approach ........................................................................ 153

Serenella Sala & Marco Vighi............................................................................................................ 153 Assessing risks for pollinator diversity and pollination services ................................................................ 154

Ingolf Steffan-Dewenter & Simon G. Potts ....................................................................................... 154 Climate Monitoring and Adaptation in the South American Andes, Integrated Across Regions and Disciplines.................................................................................................................................................. 155

Stephan Halloy (1), Karina Yager (2), Carolina García (3), Stephan Beck (3), Anton Seimon (4, .......................................................................................................................................................... 155 Tracie Seimon (5), Julieta Carilla (6), Alfredo Tupayachi (7), Jorge Jácome (8) ......................... 155

Spatial mismatch of interacting species in the course of climate change ................................................... 156 Oliver Schweiger (1), Josef Settele (1), Otakar Kudrna (2), Stefan Klotz (1), Ingolf Kühn (1) .... 156

The ALARM Focal Site Network: the promise and pitfalls of distributed research................................... 157 William E. Kunin, Jacobus C. Biesmeijer, , Jens Dauber , Chiara Polce and the ALARM FSN working group. .................................................................................................................................... 157

Key results of the project ALARM (Assessing LArge-scale environmental Risks for biodiversity with tested Methods) .......................................................................................................................................... 158

Josef Settele, Volker Hammen, Stefan Klotz, Joachim Spangenberg &Ingolf Kühn .................... 158 Poster presentations........................................................................................................................159

Human impact for chemical cycles and biodiversity in peat lands from Kampinoski National Forest....... 160 Piotr Gromadka .................................................................................................................................. 160

The effect of heavy metal pollution on wild bee Osmia rufa ..................................................................... 161 Dawid Moroń (1), Hajnalka Szentgyörgyi (1), Irena Grześ (1), Simon G. Potts (2), Ryszard Laskowski (1) & Michał Woyciechowski (1)..................................................................................... 161

New electronic journal “Aquatic Invasions”: an important part of the developing European early warning system on aquatic invasive species............................................................................................... 162

Vadim Panov (1), Stephan Gollasch (2), Boris Alexandrov (3), Kestutis Arbaciauskas (4), Gordon Copp (5), Bella Galil (6), Francesca Gherardi (7), Michal Grabowski (8), Frances Lucy (9), Momir Paunović (10), Mikhail Son (3).............................................................................. 162

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1.7. MACROECOLOGY AND CLIMATE CHANGE – PAST, PRESENT AND FUTURE...... 163 Oral presentations ..........................................................................................................................163

Macroecology and Climate Change: Linking disciplines and scales.......................................................... 164 David Nogués-Bravo ........................................................................................................................... 164

Effects of past climates on latitudinal gradients in plant diversity ............................................................. 165 Björn Reu (1,3), Axel Kleidon (1), Jack Williams (2) & Sebastian Schmidtlein (3)....................... 165

Global Plant Diversity and Climate Change............................................................................................... 166 Henning Sommer (1), Holger Kreft (1,2), Gerold Kier (1), Walter Jetz (2), Jens Mutke (1), Wilhelm Barthlott (1).......................................................................................................................... 166

The Evolution MegaLab: A geographically referenced teaching and learning project............................... 167 Christian Anton (1), Oliver Bossdorf (2) & Jonathan Silvertown (3) ............................................. 167

Habitat and climate cannot explain species richness patterns of European freshwater species .................. 168 D. Matthias Dehling (1,3), Martin Brändle (1), Christian Hof (2) & Roland Brand (1)................ 168

Bird population trends in the Czech Republic in the light of landscape and climatic changes................... 169 Jiří Reif (1), Petr Voříšek (2), David Storch (1,3), Karel Šťastný (4), Vladimír Bejček (4)........... 169

Climate change affects Swiss bryophtes: An example to detect ongoing processes by analysing historical data ............................................................................................................................................. 170

Ariel Bergamini (1), Heike Hofmann (2), Stefan Ungricht (3) ........................................................ 170 Cross-scale prediction of climate and land-use change effects on amphibian distribution......................... 171

Linda Adam (1) & Carsten F. Dormann (2) ..................................................................................... 171 A hierarchical approach to forecasting impact of climate and land-use changes on rare species distribution ................................................................................................................................................. 172

Joana Vicente (1,2), Antoine Guisan (3), Christophe Randin (3,4), Angela Lomba(1,2)............... 172 & João Honrado (1,2) ......................................................................................................................... 172

Scaling of interactions between individuals to landscape patterns ............................................................. 173 Martin Köchy (1), Florian Jeltsch (1) & Dan Malkinson (2) ........................................................... 173

Regional patterns of climate change impacts on plant distribution in Germany......................................... 174 Sven Pompe (1), Jan Hanspach (1), Franz Badeck (2), Wilfried Thuiller (3), Stefan Klotz(1), Ingolf Kühn (1) .................................................................................................................................... 174

Estimating biodiversity at large spatial scale: range concepts matter ......................................................... 175 Claudia Raedig (1) & Holger Kreft(2,3)............................................................................................ 175

Habitat suitability models: how suitable are they? ..................................................................................... 176 Wilfried Thuiller & Cécile Albert...................................................................................................... 176

Can static models depict dynamic populations? A virtual experiment ....................................................... 177 Damaris Zurell (1), Florian Jeltsch (2), Carsten F. Dormann (3) & Boris Schröder (1) ............... 177

Explaining geographical patterns of prediction errors................................................................................ 178 Jan Hanspach, Ingolf Kühn, Oliver Schweiger & Stefan Klotz ...................................................... 178

Response of forests to combined climate and land use changes: examples from Switzerland and Europe 179 Niklaus E. Zimmermann (1), Jacqueline Gehrig-Fasel (1), Sophie Rickebusch (2), Gillian Rutherford(1), Mario Gellrich (3),Heike Lischke(1) & Peter B. Pearman (1) ............................... 179

From ecosystems to species ....................................................................................................................... 180 Thomas Hickler (1), Katrin Vohland (2), Benjamin Smith (1) & Martin T. Sykes (1).................. 180

Combining field data and mechanistic modelling to explain community functioning of neotropical small mammals .................................................................................................................................................... 181

Tamara Münkemüller (1), Renata Pardini (2), Björn Reineking (3), Thomas Müller (4), Karin Johst (1)................................................................................................................................................ 181

Forecasting species range shifts: a Hierarchical Bayesian framework for estimating process-based models of range dynamics.......................................................................................................................... 182

Jörn Pagel & Frank Schurr ............................................................................................................... 182 Poster presentations........................................................................................................................183

The role of speciation, extinction and migration in a process-based modeling approach of plant diversity................................................................................................................................................ 184 Kristin Bohn & Axel Kleidon............................................................................................................. 184

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Natural history data for species distribution modelling: the effects of georeferencing error on model success........................................................................................................................................................ 185

Heather Cole and Ariel Bergamini .................................................................................................... 185 Predictive performance of species distribution models depends on species traits ...................................... 186

Jan Hanspach., Ingolf Kühn, Sven Pompe & Stefan Klotz.............................................................. 186 Neophytes and climate – adaptation and propagation of Lunularia............................................................ 187

Dominik Katterfeldt, Martin Nebel ................................................................................................... 187 Potential impacts of climate change on the distributions and diversity patterns of European mammals.... 188

Irina Levinsky (1), Flemming Skov (2), Jens-Christian Svenning (3) & Carsten Rahbek (1) ...... 188 Vascular Plant species richness of neophytes, archaeophytes and native taxa on the landscape scale in Switzerland – what’s the difference?.......................................................................................................... 189

Michael P. Nobis (1), Hiltrud Brose (1) & Stefan Birrer (2)............................................................ 189 Exploring patterns of functional diversity in African termites ................................................................... 190

Ordonez, A........................................................................................................................................... 190 Changes in a regional flora over 100 years: methodological problems ...................................................... 191

Sylvie Pecháčková & Jaroslava Nesvadbová, ................................................................................... 191 Germination and early growth of Pinus sylvestris under different climate scenarios ................................. 192

Sarah Richter (1)1, Barbara Moser (1), Jaboury Ghazoul (2) & Tom Wohlgemuth (1)..................... 192 Islands are Particularly Vulnerable to Sea-Level Rise from Climate Change ............................................ 193

Florian T. Wetzel , Helmut Beissmann and Dustin J. Penn............................................................ 193

1.8. NITROGEN ENRICHMENT IN TERRESTRIAL ECOSYSTEMS ................................ 194 Oral presentations ..........................................................................................................................194

Phosphorus limitation as a mechanism for species loss in N polluted ecosystems: from grasslands to globe........................................................................................................................................................... 195

Gareth K Phoenix................................................................................................................................ 195 Biodiversity of European grasslands – gradient studies to investigate impacts of atmospheric nitrogen deposition on grasslands............................................................................................................................. 196

Carly Stevens (1,2), David Gowing (1), Nancy Dise (2)..................................................................... 196 Differential effects of oxidised and reduced nitrogen deposition on European grasslands......................... 197

Edu Dorland (1) and Roland Bobbink (1,2) ...................................................................................... 197 Effects of nitrogen deposition on species richness and composition in acidic grasslands. A historical comparison. ................................................................................................................................................ 198

Cecilia Duprè & Martin Diekmann ................................................................................................... 198 Nitrogen enrichment modifies plant community structure via changes to plant-soil feedback................... 199

Manning, P (1), Morrison, S.A (2), Bonkowski, M (3) & Bardgett, R.D (4). .................................. 199 Consequences of the experimental nitrogen enrichment to an alpine grassland ecosystem........................ 200

Ľuboš Halada (1), Wiliam D. Bowman (2), Jana Sedláková (1), Stanislav David (1), Andrej Halabuk (1), Peter Gajdoš (1), Juraj Hreško (1), František Petrovič (3), František Kohút (1), Matej Mojses (1), GabrielBugár (3)................................................................................................... 200

Soil and plant δ15N values reveal ecosystem nitrogen dynamics and indicate NO3 to NH4 preference of different plant species................................................................................................................................. 201

Ansgar Kahmen (1), Wolfgang Wanek (2) & Nina Buchmann (3) ................................................. 201 Biogeochemical processes of nutrients (N, P) in riparian structures adjacent to agricultural fields ........... 202

Carmen Postolache, Carmen Campian, Mihaela Oprina, Sergiu Cristofor, Angheluta Vadineanu............................................................................................................................................ 202

Does N-source niche differentiation change during early succession in sandy ecosystems?...................... 203 Vanessa M. Stahl, Wolfram Beyschlag & Christiane Werner......................................................... 203

Effects of N availability and lithology on soil bacterial community structure of Abies pinsapo forests .... 204 Patricia Torres-Cañabate (1), Roberto García-Ruiz (1), Jose Antonio Carreira (1),.................... 204 Mª Belén Hinojosa (2) & Tim Daniell (2) .......................................................................................... 204

Estimation of nitrogen deposition rates on a regional level using nitrogen concentrations of the epiphytic lichen Xanthoria parietina.......................................................................................................... 205

Stefanie H. Boltersdorf und Willy Werner ....................................................................................... 205

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Poster presentations........................................................................................................................206 Effects of nutrient addition in sand pioneer grassland................................................................................ 207

Christopher Faust & Christian Storm .............................................................................................. 207 Effect of nitrogen depositions on leaching of Ca2+, Mg2+ and nitrates from soil of fern stands ................. 208

(1)Tůma I., (1) Fiala K., (2) Záhora J ., (1) Holub P. ....................................................................... 208

1.9. SPATIAL SUBSIDIES – ECOLOGICAL LINKAGES ACROSS ECOSYSTEM BOUNDARIES ............................................................................................................. 209

Oral presentations ..........................................................................................................................209 Distributional and population responses of generalist riparian arthropod predators to aquatic subsidies... 210

Achim Paetzold.................................................................................................................................... 210 Habitat manipulation of Exposed Riverine Sediments (ERS), how does microhabitat, microclimate and food availability influence beetle distributions?......................................................................................... 211

Sarah Henshall, Dr Jon Sadler & Dr David Hannah ....................................................................... 211 Plant litter from riparian forests as a spatial subsidy to a stream ecosystem ............................................. 212

Mark Gessner ...................................................................................................................................... 212 Impact of cormorants on arthropod community structure on their nesting islands..................................... 213

Gundula Kolb,Lenn Jerling & Peter A. Hambäck........................................................................... 213 Marine-terrestrial subsidies: decomposition processes in the intertidal...................................................... 214

Ulf Evert, Martin Zimmer.................................................................................................................. 214 CO2 enrichment effects on nematode feeding groups under cultivation of sugar beet and winter wheat ... 215

Christine Sticht (1), Stefan Schrader (1), Anette Giesemann (2) & Hans Joachim Weigel (1) ..... 215 Posterpresentations.........................................................................................................................216

From air to soil: tropospheric ozone affects soil mesofauna in the rhizosphere of field-grown wheat....... 217 Stefan Schrader, Jürgen Bender, Christine Sticht & Hans-Joachim Weigel ................................. 217

Road density in Greek Natura 2000 network ............................................................................................. 218 Votsi N. (1), Mazaris A.D. (1), Papadimitriou K. (1), Kallimanis A.S. (2), Sgardelis S.P. (1), Pantis J.D. (1) ...................................................................................................................................... 218

1.10. TROPICAL BIODIVERSITY AND GLOBAL CHANGE .......................................... 219 Oral presentations ..........................................................................................................................219

Influence of landscape configuration and fragmentation on biodiversity patterns in the Mata Atlantica, Brazil.......................................................................................................................................................... 220

Christoph Knogge (1) , Jean Paul Metzger (2) & Klaus Henle (1) .................................................. 220 Potential of plantations for conservation of forest birds and for tree seedling recruitment ........................ 221

Farwig, Nina (1,2); Sajita, Nixon (3), Böhning-Gaese, Katrin (2,4) ................................................ 221 Decline of Ant-following Birds in African Rainforest Fragments: Patterns and Causes ............................ 222

Marcell K. Peters ................................................................................................................................ 222 Understanding the impact of human disturbance on tree species community in tropical forest fragments 223

Pütz, S. (1,2), Alves, L.F. (3), Groeneveld, J. (1,4), Oliveira, A.A. (5), Metzger, J.P. (5) & Huth, A. (1)..................................................................................................................................................... 223

Global change effects on vascular epiphytes.............................................................................................. 224 Gerhard Zotz....................................................................................................................................... 224

Estimating angiosperm distribution patterns in the Neotropics .................................................................. 225 Sven Lautenbach (1), Carsten F. Dormann (1), Claudia Raedig (2) ............................................... 225

Potential impact of global warming on selected species of neotropical cichlid fish................................... 226 Uwe Römer (1) & Ingo Hahn (2)........................................................................................................ 226

Poster presentations........................................................................................................................227 Patterns of functional group diversity in relation to environmental gradients: an example from South Ethiopian highlands.................................................................................................................................... 228

Desalegn Wana Dalacho & Carl Beierkuhnlein, .............................................................................. 228 Exceptional high epiphyte diversity in the Rio Changuinola valley, Panama ............................................ 229

Stefan Laube, Glenda Mendieta & Lars Nauheimer ....................................................................... 229

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LAND USE DYNAMICS AND ITS CONSEQUENCES FOR BIODIVERSITY 230

2.1. BIODIVERSITY AND ECOSYSTEM FUNCTIONING (POLLINATION) IN CHANGING LANDSCAPES ............................................................................................................. 230

Oral presentations ..........................................................................................................................230 Quantifying the ecological value of modified landscapes .......................................................................... 231

Robert M. Ewers (1) and Raphael K. Didham (2) ............................................................................ 231 Extinction patterns in plants and species traits in fragmented landscapes .................................................. 232

R. Lindborg (1), A. Helm (2), M. Pärtel (2)....................................................................................... 232 Predicting insect responses to habitat loss and fragmentation from species traits ...................................... 233

Erik Öckinger & Riccardo Bommarco,............................................................................................. 233 Habitat connectivity affects butterfly diversity and community composition in calcareous grasslands ..... 234

Sabrina Brückmann, Jochen Krauss, Ingolf Steffan-Dewenter ...................................................... 234 Is time delayed extinction a major threat for grassland butterflies and vascular plants? ............................ 235

Jochen Krauss, Ingolf Steffan-Dewenter........................................................................................... 235 Analysis of extinction debt in Mediterranean grasslands in NE Spain ....................................................... 236

Joan Pino (1), Moisès Guardiola (1), Constantí Stefanescu (2), Ferran Rodà (1) .......................... 236 Plant species diversity – Temporal changes and spatial determinants in agricultural landscapes .............. 237

Cornelia Baessler (1), Peter Edwards (2) & Stefan Klotz (1) .......................................................... 237 Land use change and long term biodiversity trends in pollinating insects and plants................................. 238

Koos Biesmeijer, Claire Hutchins, Petr Keil , Bill Kunin. ............................................................... 238 Connectivity analysis of the fragmented forest landscape of the Bereg Plain ............................................ 239

Vera Vasas (1), Tibor Magura (2), Ferenc Jordán (3,4) & Béla Tóthmérész (5) ........................... 239 Linking changes of diversity of hoverflies (Diptera: Syrphidae) to climate and land use changes in Britain ........................................................................................................................................................ 240

Petr Keil (1,2), Jacobus C. Biesmeijer (2) ......................................................................................... 240 Halobiotic Microlepidoptera and their relevance as ecological indicators for salt marsh monitoring ........ 241

Corinna Rickert & Hartmut Roweck................................................................................................ 241 Genetic diversity and reproductive fitness of Spergularia media (Caryophyllaceae) in coastal and inland salt sites ...................................................................................................................................................... 242

Kathleen Prinz (1,2); Kurt Weising (1); Isabell Hensen (2)............................................................. 242 Research on Land Use Decisions and Ecosystem Degradation Relations on Gediz Basin, a Case Study on Gediz Delta............................................................................................................................................ 243

Okan Yilmaz (1),Umit Erdem (1,2) , Serdar Selim (2), Seyma Sengur (1) ..................................... 243 The Influence of Global Warming on the Biodiversity of the Aquatic Organisms..................................... 244

Tatjana Dovbysheva ........................................................................................................................... 244 Landscape agrarian intensification, farming intensity and weed diversity in NE Spain dryland cereal crop edges. ................................................................................................................................................. 245

Albert Romero-Puente , Lourdes Chamorro, José M. Blanco-Moreno, Laura Armengot, Laura José-María & F. Xavier Sans.................................................................................................. 245

Landscape context on generalist and specialist aphid natural enemies....................................................... 246 B. Caballero-López (1), R. Bommarco (2), J. M. Blanco-Moreno (1), F. X. Sans (1), J. Pujade-Villar (3) & H. G. Smith (4).................................................................................................................. 246

Rapid adaptation of the Bluethroat (Luscinia svecica) to oilseed rape as a new agricultural habitat in the Upper Rhine floodplain.............................................................................................................................. 247

Anja Berndt, Norbert Hölzel & Hermann Mattes............................................................................ 247 Effects of dispersal barriers on the population structure of the obligate myrmecophyte Macaranga winkleri (Euphorbiaceae) ........................................................................................................................... 248

Christina Baier & Frank R. Blattner ................................................................................................ 248 Rearrangement of ground beetle (Coleoptera: Carabidae) assemblages by urbanisation ........................... 249

Tibor Magura (1), Gábor L. Lövei (2) & Béla Tóthmérész (3)........................................................ 249 Distribution of bees on Hungarian autumn-sown cereal fields cultivated with different intensity ............. 250

Anikó Kovács (1), Péter Batáry (2,3) & András Báldi (4) ................................................................ 250

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Contrasting responses of bees and hoverflies to land-use intensity – why “pollinator” fails as a functional group ......................................................................................................................................... 251

Frank Jauker (1), Birgit Meyer (2, 3) & Volkmar Wolters (1)........................................................ 251 Generalisation of plant-pollinator food webs in fragmented habitats ......................................................... 252

Birgit Meyer (1), Ingolf Steffan-Dewenter (2)................................................................................... 252 Effects of plant population structure on flower visitation and seed set of wild plants at two spatial scales: a pan-European approach................................................................................................................ 253

Jens Dauber, Jacobus Biesmeijer, Doreen Gabriel, William E. Kunin, Ellen Lamborn, Birgit Meyer, Anders Nielsen, Simon Potts, Virve Sõber, Ingolf Steffan-Dewenter, Jane Stout, Tiit Teder, Thomas Tscheulin, Daniele Vivarelli, Theodora Petanidou ................................................ 253

Additional resource or competition for pollinators? The impact of oilseed rape on bee diversity and rare plant pollination in adjacent grasslands...................................................................................................... 254

Andrea Holzschuh (1), Carsten F. Dormann (2), Ingolf Steffan-Dewenter (3) & Teja Tscharntke (1) ..................................................................................................................................... 254

Effects of an alien invasive plant on native plant and pollinator communities........................................... 255 Anke C. Dietzsch & Jane C. Stout ..................................................................................................... 255

Solanum elaeagnifolium, an American plant invading Mediterranean: comparative pollination ecology in native and invaded habitats .................................................................................................................... 256

Theodora Petanidou (1), Nickolas M. Waser (2), Scott Allen (3), Afroditi Kantsa (4), Nickolaos Krigas (4), and Judith L. Bronstein (3) .......................................................................... 256

Nature, bees, and marzipan: can wild insects contribute to almond pollination in California? .................. 257 Alexandra-Maria Klein (1,2), Elisabeth Johanna Eilers (1,2), Miriam Voss (1,2), Claire Kremen (1)........................................................................................................................................... 257

Pollination and seed predation in a landscape perspective: the red clover system ..................................... 258 Maj Rundlöf (1), Anna Persson (1), Maya Johansson (1), Riccardo Bommarco (2) & Henrik G. Smith (1)............................................................................................................................................... 258

Assessing the insect pollination service to annual crops in changing landscapes across Europe ............... 259 Bernard E. Vaissière (1), Gabriel Carré (1), Riccardo Bommarco (2), Kristin Krewenka (3), Nicolas Morison (1), Simon G. Potts (4), Stuart P.M. Roberts (4), Ingolf Steffan-Dewenter (5), Hajnalka Szentgyörgyi (6), Catrin Westphal (5), Michal Woyciechowski (6).............................. 259

Indices, graphs and null models: tools for elucidating the ecological causes of bipartite network topology ..................................................................................................................................................... 260

Carsten F. Dormann (1), Jochen Fründ (2), Nico Blüthgen (3) & Bernd Gruber (1).................... 260 Plant–pollinator interaction web: a stochastic procedure?.......................................................................... 261

Kallimanis A.S. (1), Petanidou T. (2), Tzanopoulos J. (3), Pantis J.D. (3), Sgardelis S.P. (3) ....... 261 Poster presentations........................................................................................................................262

The Swiss agri-environment scheme enhances pollinator diversity and plant reproductive success in nearby intensively managed farmland........................................................................................................ 263

Matthias Albrecht (1), Peter Duelli (2), Christine B. Müller (2), David Kleijn (3) & Bernhard Schmid (1)............................................................................................................................................ 263

Farming system transitions, biodiversity change and ecosystem services.................................................. 264 Georg Andersson (1), Henrik Smith (1) ............................................................................................ 264

Phytodiversity dynamics in short rotation coppice (SRC).......................................................................... 265 Judith Bielefeldt (1), Heino Wolf (2), Franz Kroiher (1), Andreas Bolte (1).................................. 265

Ecological considerations on biodeterioration of the cultural heritage....................................................... 266 Corneliu Bucşa .................................................................................................................................... 266

Effects of habitat loss and fragmentation on pollinator diversity and pollination services......................... 267 Caitriona Cunningham, Mark Brown & Jane Stout........................................................................ 267

Factors affecting species diversity of marginal habitats in an agricultural landscape of Western Wolhynia (southeastern Poland)................................................................................................................. 268

Joanna Czarnecka & Bożenna Czarnecka........................................................................................ 268 Habitat fragmentation, plant-animal interactions and plant fitness – an experimental approach................ 269

Annette Kolb........................................................................................................................................ 269 Does environmental change reduce pollination success by wild bees? ...................................................... 270

Susann Parsche, Jochen Fründ & Teja Tscharntke......................................................................... 270

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Effects of exurban sprawl on population dynamics of the spur-thighed tortoise in southeast Spain .......... 271 Irene Pérez (1), José Daniel Anadón (2), Rubén Ballestar (1), Alicia Tenza (1) & Andrés Giménez (1).......................................................................................................................................... 271

Comparative analysis of structural characteristics of ground beetles community (Carabidae: Coleoptera) along an urban-rural gradient in Skopje city and its surrounding............................................................... 272

Dana Prelik (1), Aleksandra C. Gorgievska (1)*, Slavco Hristovski (1) , Ljubomir Penev (2) ...... 272 Patch size and isolation effect on mixed-oak forest vegetation diversity ................................................... 273

Gloria Rodríguez-Loinaz, Miren Onaindia & Ibone Amezaga ....................................................... 273

2.2. DRYLANDS IN A CHANGING WORLD: KEY ELEMENTS OF SUSTAINABLE LAND USE UNDER CONDITIONS OF HIGH ENVIRONMENTAL VARIABILITY ........................ 274

Oral presentations ..........................................................................................................................274 Local vs. scientific knowledge – Importance of woody species as key elements in local perception......... 275

Jenny Eisold (1), Silke Tönsjost (2) & Anja Linstädter (1).............................................................. 275 The non-equilibrium theory – a comparison between existing data and a new climate data set................. 276

Henrik von Wehrden (1,2), Jan Hanspach (3), Petra Kaczensky (2) & Karsten Wesche (1,4)..... 276 Detecting long-term trends in non-equilibrium rangeland systems – a matrix model approach................. 277

Birgit Müller (1), Anja Linstädter (2), Jula Zimmermann (1), Karin Frank (1) ........................... 277 Linking plant traits to abundance: a diachronic approach in sheep grazed and fertilized calcareous rangelands .................................................................................................................................................. 278

Adeline Fayolle (1), Marie-Laure Navas (1,2), Daniel Hubert (3), Paul Autran (4), Pablo Cruz (5) & Eric Garnier (1) ......................................................................................................................... 278

Effects of Cattle on Small Vertebrates in Different Habitats in the Simpson Desert, Australia ................. 279 Anke Frank, Glenda Wardle & Chris Dickman............................................................................... 279

Poster presentations........................................................................................................................280 Rain-Use Efficiency in semi-arid rangelands: Impact of grazing and rainfall on primary production in Southern Morocco...................................................................................................................................... 281

Julian Brenner, Gisela Baumann, Anja Linstädter.......................................................................... 281 Over-utilisation of communal rangeland: effects on the soil seed bank and limitations for veld regeneration................................................................................................................................................ 282

Niels Dreber......................................................................................................................................... 282 Why are coastal dunes so important for the survival of the Niobe fritillary (Argynnis niobe) in central Europe? ...................................................................................................................................................... 283

Thomas Fartmann (1) & Alexander Salz (2)..................................................................................... 283 Natural recovery capability of gypsophilous vegetation in abandoned croplands in semiarid central Spain .......................................................................................................................................................... 284

Esmeralda Martínez-Duro (1), Pablo Ferrandis (1), José M. Herranz &José A. López-Donate (2).......................................................................................................................................................... 284

The effects of planting density on grain yield and other agronomical characteristics of Rainfed Chickpea (Cicer arietinum L.).................................................................................................................... 285

Keyvan Shamsi (1), Sohil Kobraee (2), Hamid Mehrpanah (2)....................................................... 285 Relevé-based plant biodiversity maps - a dry land’s perspective from southern Mongolia........................ 286

Henrik von Wehrden (1,2), Jan Hanspach (3), & Karsten Wesche (1,4)........................................ 286

2.3. EFFECTS OF BIOENERGY PRODUCTION ON BIODIVERSITY: LOCAL TO GLOBAL CASE STUDIES AND SCENARIOS ................................................................................ 287

Cancelled ........................................................................................................................................287

2.4. RIVERINE LANDSAPES: KEY ECOSYSTEMS FOR LINKING AQUATIC AND TERRESTRIAL BIODIVERSITY ................................................................................... 288

Oral presentations ..........................................................................................................................288 Organisation of aquatic and terrestrial biodiversity in riverine networks ................................................... 289

Klement Tockner (1), Christiane Ilg (2), Leonard Sandin (3) & Piet Verdonschot (4) ................. 289

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Carbon fluxes in the Amazon basin – A modelling approach to understand the complex interactions ...... 290 Fanny Langerwisch, Stefanie Rost, Ben Poulter, Heike Zimmermann-Timm & Wolfgang Cramer................................................................................................................................................. 290

Recognition of ecosystems services as a part of water and land management in the Tisza River Basin .... 291 Elena Livia Minca, Katalin Petz, Rik Leemans & Saskia Werners ................................................ 291

Evaluating alternative land use options in rural floodplains....................................................................... 292 James Rouquette (1), David Gowing (1), Graham Tucker (2), Helena Posthumus (3), Quentin Dawson (3), Tim Hess (3) & Joe Morris (3) .................................................................................... 292

The role of Austrian floodplains for the survival of species of high conservation priority......................... 293 Klaus Peter Zulka ............................................................................................................................... 293

How to support riparian species? Impact of groyne form on the habitat availability for Bembidion velox (Col., Carabidae) ........................................................................................................................................ 294

Meike Kleinwächter............................................................................................................................ 294 Ground beetle trait variation along a flood disturbance gradient................................................................ 295

Michael Gerisch & Christiane Ilg...................................................................................................... 295 Biodiversity at the aquatic-terrestrial interface of the River Elbe............................................................... 296

Xavier-Francois Garcia & Martin Pusch.......................................................................................... 296 In-channel and bank hydromorphological features and aquatic invertebrates biodiversity in temporary rivers of Sardinia ........................................................................................................................................ 297

Andrea Buffagni, David G. Armanini, Daniele Demartini & Stefania Erba.................................. 297 Landuse dynamics at the regional and local scale and its consequences for biodiversity in streams.......... 298

Leonard Sandin................................................................................................................................... 298 Additive partitioning and biodiversity patterns on Madeira Island: the case of bryophyte communities from streams............................................................................................................................................... 299

Leena Luís (1,2), Manuela Sim-Sim (1), Rui Figueira (4) & Ariel Bergamini (3)........................... 299 Restoring plant biodiversity in riverine grasslands of Central Germany .................................................... 300

Armin Bischoff (1), Guido Warthemann (2) & Nadja Winter (3)................................................... 300 Rare plants of European river corridors: life strategies between natural environmental conditions and local management....................................................................................................................................... 301

Katja Geißler & Axel Gzik................................................................................................................. 301 The effect of the extreme summer flood on the species composition and life history traits – the example river Elbe.................................................................................................................................................... 302

Judith Glaeser ..................................................................................................................................... 302 Sedimentation induced eutrophication in large river floodplains –an obstacle to restoration? ................... 303

Valentin Klaus, Jörg Sintermann & Norbert Hölzel........................................................................ 303 Diversity of survival strategies in Amazonian floodplains......................................................................... 304

Pia Parolin ........................................................................................................................................... 304 Poster presentations........................................................................................................................305

Invertebrate community structure of farmland ponds in relation to land use and pond characteristics ...... 306 Tom De Bie, Frank Van de Meutter, Robby Stoks, Steven Declerck, Luc De Meester & Luc Brendonck............................................................................................................................................ 306

Test of the spatial transferability of a bioindicator system for floodplains................................................. 307 Franziska Konjuchow, Klaus Follner & Judith Glaeser.................................................................. 307

Multi-species inference of environmental conditions for riparian arthropod conservation ........................ 308 Kevin Lambeets (1), Martijn L. Vandegehuchte (1), Jean-Pierre Maelfait (2) & Dries Bonte (1,3)....................................................................................................................................................... 308

Taxonomic status of a Salix hybrid complex comparing morphological and genetic data ......................... 309 Uta Müller, Eva Mosner, Birgit Ziegenhagen & Ilona Leyer.......................................................... 309

Diving seedlings: submergence tolerance of Nectandra amazonum .......................................................... 310 Pia Parolin (1) & Danielle Waldhoff (2) ............................................................................................ 310

Alluvial shrubland biodiversity and biomass along small rivers in the South Subcarpathians (Romania) . 311 Mihaela Pauca-Comanescu, Marilena Onete & Ioana Vicol ........................................................... 311

The ground beetles – linkage elements between riparian and adjacent terrestrial cenoses ......................... 312 Purice Dorina-Marieta........................................................................................................................ 312

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Land use changes on an active floodplain on the Upper-Tisza-Region...................................................... 313 Katalin Varga (1), Béla Tóthmérész (1) & György Dévai (2)........................................................... 313

BIOLOGICAL INVASION AND DISPERSAL MECHANISMS......................... 314

3.1. BIOLOGICAL INVASIONS: TOWARDS QUANTITATIVE RISK ASSESSMENT ......... 314 Oral presentations ..........................................................................................................................314

Aliens in Antarctica: First results of a unique IPY project ......................................................................... 315 Ad Huiskes (1), Niek Gremmen (1), Dana Bergstrom (2), Kevin Hughes (3), Jennifer Lee (4), Steven Chown (4), Satoshi Imura (5), Megumu Tsujimoto (5), Mark Lebouvier (6), Yves Frenot (7), Frits Steenhuisen (8) & Maaike VanCauwenberghe (9) ............................................... 315

What do interception data really tell us about actual insect invasions in Europe?...................................... 316 Alain Roques (1), Marc Kenis (2), Wolfgang Rabitsch (3) & Marie-Anne Auger-Rozenberg (1) 316

Invasions of amphipods in aquatic ecosystems of North-Western Russia: pathways and consequences ... 317 Nadezhda A. Berezina......................................................................................................................... 317

Propagule pressure, not climate mainly limits Fallopia x bohemica’s current distribution........................ 318 Thomas Spiegelberger (1), Fabien Anthelme (2) & Frédéric Gourgues (3) ................................... 318

Alien plant invasion patterns in the Swiss Alps: is bioclimatic origin a driving factor? ............................ 319 Sylvia Haider (1), Hansjörg Dietz (2) & Ludwig Trepl (1) .............................................................. 319

Alien plants in southern South America IV. Chile and Argentina, levels on the mutual risk of invasion .. 320 Nicol Fuentes (1), (2), (3), Eduardo Ugarte (1) & Stefan Klotz (2)................................................... 320

Spatio-temporal models for the spread of invasive alien plants: Bayesian inference and risk assessment . 321 Glenn Marion (1), Stephen Catterall (1), Adam Butler, Stijn Bierman (1) & Alex Cook (2) ....... 321

Spatial structure and invasion dynamics of UK alien plant species............................................................ 322 Bethan Purse1, Mark Botham (2), Mark Hill (2), Ingolf Kühn (3), Chris Preston (2) & David Roy (2).................................................................................................................................................. 322

Do urban areas act as foci for the spread of alien plant species?: An assessment of temporal trends in the UK........................................................................................................................................................ 323

Marc S. Botham (1), Peter Rothery (1), Phillip E. Hulme (2), Mark O. Hill (1), Christopher D. Preston