3 - opm - jonathan banks · opm nests per tree ... nests alive) water injected 1.0 (3 nests in 1...
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Clients
Current problems
New/Future Problems
Case Study's
• Oak ProcessionaryMoth (OPM)(Thaumetopoeaprocessionea)
• Honey fungus(Armillaria spp.)
OPM
Current control
Emotive
Time &resource
consuming
High volumespray with:Dimlin FloDiPelBandu
Treatment Mean No OPM nestsper tree
Percent mortality ofOPM larvae
Control (no injection) 0.5 (2 nests in 4 trees) 0 (all nests alive)
Water injected 1.0 (3 nests in 1 tree, 1 nestin 1 tree)
0 (all nests alive)
Product A 0.02g 0.0
Product A 0.04g 0.0
Product A 0.08g 0.0
Product A 0.16g 0.0
Product B 0.02g 0.5 (2 nests in 4 trees) 0 (all nests alive)
Product B 0.04g 0.0
Product B 0.08g 0.0
Product B 0.16g 0.0
Table 1. Influence of test insecticides applied by ArborJet trunk injection on OPMinfection severity.All values mean of four randomized complete blocks with a single tree per block. * =significant at P<0.05 based on LSD, ns = not significant.
Honey Fungus
Root Collar Excavation
•Use of physically inertcompounds such as perlite,vermiculite, sand etc., thatare suitable for root butnot rhizomorph growthand development.
Baumgartner K (2004) Plant Disease 88:1235-1240.
`Other Research
