the soils of southeast ngamiland - food and agriculture ... · docvment do not imp17 the expreiion...

FOOD Et AGRICULTURE

ORGANIZATION OF THE

UNITED NATIONS

GABORONE, 1988

UNITED NATIONS

DEVELOPMENT

PROGRAMME

AG : BOT/85/011

FIELD DOCUMENT 14

Annex 1

Soil Mapping and Advisory Services

Botswana

THE SOILS OF SOUTHEAST NGAMILAND

REPUBLIC OF

BOTSWANA

Soil Mappin- and AdvIeL ervicas

'Botswana

THE SOILS OF CTRZAST NGAMILAND

Gaborone, 1989

AG : BOT/85/011Field Doc pent 14Annex 1

Yced ana zulturl Organizatiom nf the United Nations

Utited Eztions Development Programe

Republic c.J:

Gaborcfl, 1989

AG : BOT/85/011Field OCUMtrAt 14AtLex

Soil Mapping and Advisory Se 4--Botsweril

SOILS OF SOUTHEAST NGAMILAND

K. Verbeek

The conclusions given in this report are those considered appropriate at F

time of its preparation.They may be modified in the light of further knowledge gained at subsequentstages of this project.

The lefinitions employed and the prt?sen:,:atica iLive, ruateral in thicdocvment do not imp17 the expreiion any opiuicn whp,':socver cn tho part

th% Fowl and Agricultural Organi.zation E tbc United. Nations concrningtbk,: ega7. or con6titutiona1 status of any country, terI:Itory or sea al-eaconcerning the d ion of frontiers.

CONTLNTS

1 Climatic Data for Maun.........................................1

2 Methods .906. on...".0.........019...*90**40**....04

2.1 Soil Chemical

2.2 Soil Physical Analysis...................................4

2.3 Survey

Soil Profile Descriptions anl An-Jytical Results...............9

3.1 Introduction

4 Area estimates for soil units in Maun and Toteng ..............48

1 CLIMATIC DATA FOR MAUN

April

Record

(Years

Max

'Min

MPX

.6

i,

1

: 5M

..40.1

14.7

1

(1959-80)

ter

r

6.9

4I.21 14.6'

:594,6

1R,6

41,4

9.m

,_ 1

9.a

l_a1

.7

Min

-_ 3,6

(2____

17.8

39.5

29.9

15.0

35.0

4.4

70

180

1941

-80)

RE

LA

TIV

E H

UM

IDIT

Y--

-97

) 1400LT

Mean

76

Latitude:

19°5

9's;

ElEyation:

900m

Max

3-5 irm_iI52....1____?0

0.8_1

27.6

0_

i

11

5.9

:,

40

19

2.5_1

29.2 L

o1

9.0

mu

-1

15-7ip

99.7

rI

PRE

CIP

ITA

TJO

N(mm)

Max

24hr

_

9.4

4249.1i 169.6

'_0,8_5424

!

,[

40.6

8.4_1_

4;._'

/M.,2

264.0

13.0

,H

7-9

2.8

1

'4

..5.6

,,

,

.

.

.1.2 1,j9,5

i11.1

1."

76.

mt-

91120.4

9.1

142

26.5

120.4

.

3.9

114

18.0

0.2

0-11

:

25.8

40.6

L

,J4.6

3L 2.4

0.4

7.1

694.3

0J

25.9

1.0

0.8

17,1

C15,5

0.2

0.2

e

,))1,:1,.0

)20.0

4

45.4

0

111,0

6,5

f 38

Ev 25

6

235

236

209

P.E.T.

(mm)

(Penman)

119

16

200

176

169

158

136 95

.5

158

76.

9.2

2,66

51,

638

Sunshine

FT-s

7day

(1921_80)

(1955-4-5H

1958

-76)

(196

7-80

)

f'r

O912._!:1

Octo':'er

412.7

910.7

November

1112.4

910.8

1,PC

P,Sf

r_r-j10.0

1

'7)(1)9.6

A1

j1.1

1"le

1

RecorO

(Yer

1.1-

.:)

9

2(2.5

22.3

19. 2

--1

912,

7

916.

6

4i

-u")

.62'2.7

t-7

,,19

.7

:-21

.725

.91

:1.7

27_1

4_L

L7

rT

,.

.,,L4.

150.9

I2'

..2C!..6_

1-

-t27.4

27 .7

MAUN (Contd..)

60cm

1').

913,0

9.6

23°.0

1.91.6

lo.6

34.6

29.9

_219.°3

31.5 , 30.9

I:e....",

1i

36.0

'°0O 1

71.7

1

i 1

(1J

- 1

u -°

(°

:1e.

lI

9.4

j:k.-

9-io

n R

ose

SAnn

ue.-

7:17

771J

uTT

IT's

Ohrif,1

20-1

SC.11. TEMPERATURES

Lo)

90cm

60.cm

10em

I20cm

(mOcm

1(cm

0:.r

ition

Lev

el P

ress

ure

0000

1600

2000

10:m

lon1.11

2 METHOD!

1. S $.71, i 1 Ch..LcaJ.-T-

Methods of soil chemical analysts ate fully desco.lbe:i arrl L.L'( byBreitbart (.1007). Short descriptions uf the met.hods are as foliows

pH determinationTwo pH values nrr determined, pH-1-170 and pH-CnC1,, fer eh e asolution is used Soil suspension'ratio Ls lz",".f..lue;:rr dotermiatedelectrometrtc with an 'onion" Ag/AgCL electrode and a ;..(:?iqs30 pH me,r

Electrical con& AvityEC is determined in a ooil!water suspension ot* only for samples with apH>l, A Philips PW9506 ronductivit.v meter is used,

PhosphorusExtractable ohosphouim is doterm]ned followin tael'Aaytrethod. Ttn: e-strating soluiioh is 0 03N NH F ,,:7!N HCL. P

determined '_:olorimetriralll wiin a modifcatton molyWonwItptethod oi Diekmann and Bray (1940) at 660am.

Oxidizat organic carbov. (nrgemic tterIn ordet to obtain results with a better reproducibiliLy, the .-ka6itia1and Black ;193'0 method wns modified. A Olutjj of 3.4N sodii= dichi-omat(Na2Cr9o-,) in LON H,St540 ts added tfi the soil hnd heated tc ît ioThe ,r..esin 01ur of Cr3-1 is determined colorimee:tleJiy 3t 57'0ftmstandard curve is prpared with glucose.

CEC by Inium acetate ,Tothod. FT 7.0This pr--edule is based un the method cf Peecr ot aJ,

modif-ie6 by tho USDA National Soil Survey Labol-atoy tot ,u,e with 24 ¡lh?Altowat'_c (Ict3ctors, lea7.11.-d with ammot.luot tratL. Lo,,-.changeablr'. cations aoC. to satutat.:7 Lkie exchatte, Oite with tlt ,anmusturTho excess ammeuium is removed by teachin6 with ethanol er,ld zhe iewa.u,jnexchangeable ammonium ion is removed by distillation and cletrmined bytitration.

Exchangeable cationsNa K, Ca aud Mg are determined with a Varian atomic absorption spectrometer.

Particle-size determination

Clay and silt frnction:For the partIrle-sis.e. chst.J.Lbutiott )f f.dayutfr3ctions both the pipettc method 31l the hydrui;ietei qwthodpi.pette mel'hod ic more s.1:ur.ae th5o the bydrometci mettod, bu..: the ouv.. ut ymith highe with tlie latter, 7.L1 analysea versus Lttopo!-stb'Le 1y furthis tPa,I.or rot)tine %na1vs9s i aerid lut it Lt yt-)11 t(ko,k.J-Sand fntztionJ'attiLlo ck,t,2et: thals 5D:tilk are segregatdsandEr:tetioil Ls divided into tive :actionc,ioJ lvjit

hr,,

2000-10Umu, 1:190-Wmo, 500-250mu. 27f)-1.')0m11, indseparat'ed frem fho sod 11:e7tic,n by' wet tievilp8Lbc 0111,rseed fr.t1t:tion ir 0.tird n oett

4

Wit h he' pipet t ineLhod rJ clay attd sLt0 Eract ion is wa 31-ted intosee,i,toc?rtt ;. c0t, fot 3 t.cti t i 'i W h t h hydr to ota! j'

t c oirpLa Le saint)" t, 'ate and tra0' °itch

serziccJ r t ,ct tht. t lit 'r O L li oi Idt,t and. s i

rretreatmemt an0 dIspersio:oiL c-,titl:,fl,s,a 1 tcoo yltsurrt, may h.c.tt trc o 00ekluarolybo

corrIpc.rtot..t!, al-tt ' '7,by rot IT 110 `L CAiLloge,npt:s'r 0)v..t,.10tro ora 'L .f.'$ ht ,L1i TdJr,,r3

et 1. st-t gypchtn. 701: ki ,

Sha.Ve'1 rf, tt r, har, hout it) a c;.;11.0-,,.., 7.1 t.L03.i iostcl oc,

tIO)tantOt ,^1r,\P r;, r,6,1 , A lí r t, Ty at': j (1..1,10 't and Ki;tie.r td

t t (1;1, 11,- ph.,,,s.ptrct e 00 s ,1 r,'

t ,k), t oc i i itt 0c r oton rbott,:i t

Plpot.rc gifut,hod Th s-ot. h0 n. çtr, tq Pt? Lty otl j. SOL'5.";

Of SO r, u nr o tl: , 1 U. p t rti t tr.e to.) f

t.I I 1.0:1 1 Lc' H

t ont (`J. ttepthc;ii oc.t.cco.c, (Vi_t 1 ;:k os. equar ;

:^21-1 I." port 0 rm-.', i..0rtporo t rtc, tot ttt,t

+.0 ,

Ilyfircres,e,,,.(-!ic Meth& r Ths- totr,c t , ,, ,and ! tcr t-,t-toct- :7,0 hi Ti.,;,..-co r2 7 ol ,

r tr tout h.r ti pc, lì I 11 ctroo. ' tc:o 02.

e to rctc-t nrr i, il o r. .' (-`

' 5C1-

2.2 Soil P7oo,. Analysia

tnft it rer, I C.91) 7 tlr:, '` r, , no; icht Ls.;; CO :AC"- *;: I c,(1 t e+10 Cioc t. c

t r t tc:t. Lc ; sc, 11.v, c..t, 0:-?t1(1e,;. dLautoi t' r

and ht i.gItt loom, vytc. t t

izt.t'cct .ir,othor c.\P vrgor, ,'r"' " 1.,f, ./ `.!

hE t.k.) !same 1,cit,r's) VII, tt c\i* wiit.--c it. J, t," t,t r 'ct

men,;urr.il 07 rr,res', f& '' tfr,'J tj't"j1L !Itt( OiL,titit 'r while krctv, c

tt !AP °°.'°\,!: 0-0 '

tb.1.-91-"r t.,"j,VC' Stl '1 ^ scl.do Fr`rre'LcImLritc .

Lity (sot Jt"t ,DttI tr1j1%1 .Itytii, cL r1,0-») 0j1( 0Lt r i.aaq r O ,, t, t 1 it r b","

i 1'1.^^. 1,111)kr. r, t t; o it1 tt$ tt

O : yttr c` yt,

tr.,"rt. ",,^a t t.",";tt. (,^ , °

zavot 77.-Are, r tt.70,>. ,'h r t t r, ..1» .3 yt. ,t,11[1'" 10-1.1j '01 r71,» "

r4 O t 7, t":17, 3Lni[S2, .°°1° !,°. ""0 J Z.:writ:00 1,1

(J '1).1 173 t. on t,Y ht-ir . so tor t ,..)1,..Loot NE!

5

sand tüJ. For highei ter.s: Ions , ;-¡ pressure plat p:t is u.sed.Geller:11'J y moi,urc ç°tit ;Jilt a ifieabured ut "3.03, 1.0, 3.0,5.0 and 15. bar ti.-Tyz'j

Structural stability inderThe rel..it i ze t uut tira st-;it2:".t it ofi s to s.4;0 t- lTtli .3d1 pa 17 ine;

co1.1..4....k o .:;i3atp).;:S (.4iìs stiidi i.21w wet t.'1.);:; toit:o.2 TheJ ei %It T JJ t1;1,L dt he rì1at 4 r,27tn- .; ; 7'; ¡lot ,L11 ,

[torn inois tAre L'elorq orisy ìTlTd C?",r 0.1.114-2 ,ï`TLJ Ìs !g6 weE.T.

plaCeri ir v' PdChr;,.., f , ,726 ',I",t: ::!'`,7 1)1 ft" 1iZ7, J 05.4'1 t4f.,d" , Ttp;i t J J J 1-2oint2t.2.Eis s H 51 th,

S h,t'/V, S t t e," L f ilt(7.1.1S L...s12,.11k. 011 e2... anJ s 5-L--!1 .1.»; tCN7..do t feu! )1r ocedri `t No :7)

References

1hOLtL of ..1n,-) I y ss Amt tLar. '..,i,11.10.I.1.21,9 (19E, 5L 5sL.r:L j.3;-'0.2, N.- 1'

6

2.3 Survey Methods

Aie w,-ococt4Jre, niethyds. to:144-4cs and organizatioi , e survn

Mappiit kJ

Th4 %tt, 4)4 4tt,:n iT,coutt.ti.s4, s114,, ofi" iHtt,444,5lr TiW

tit*, 44; 4:44- Y41.Y,,42, a1 4-41.54-leTiic4pc4,c;rTI -14.J. , 1"1,4a4!n

O 0-i4ottch7, ,44T- 4r4c th4, 44 ;toet Locl- at 4t...-11.o

04 c 4?Lavat-44 C41.4)64,

14:4 C:r ,s cht- on:ts,f. sjs. goology ,74r,t

k 'I;a- s n e ititagti:4Vt IIEJ'n lar in' :1 F. t

tdv:t-,144:14,y41,44:tivn 4LOW

v.Hw ditc,,7t mappi1.4.s ,v4 to8o, t1-4;41p)

trpotitict4, t'y 1ngs ..niu 14e ---4electeotr rh» 44tc,44-t ,JpprIpri,tt.? seaFwnq

proved ITkiLspE.n3:ible 1,1 Ch3:, ,7,4oil survey.

c4,4_ 44-4-4T2 srld cage enflace,' cHout :774t;criCo4.. at scale 1:250000c,ret:4,! 41,40

Interpretation of Landsat Imagery and Aerial Photography

itr»,rtaticnte ai".rkttuu 'u3rTt, C*L1 ILt 1ie rqutos ace mock.:

ioc--ttin of h 01,4.-4:rv3ti.-44 poincL in fiel Thct o nal atapi 4:4yd n1 dat. The ttt-,4

c/.11n,, t4at4i;o4-44.4; Tht.4 Clti144, alm ith4,4ddrit-,!,cior: o 0117,,1¡.1 grout:4h, ,trid

N4-4,,,gota7on.

Stee 'iuvtLr. fr-tov7, thd i4c4:11jt:, otri ftcot fjf Li Litp:,, la tl,tati73, Jie; th,it4 1,4; the rto::,1 4,f,f,477-rar LILV.:7p-jt1011 rhaua, JJ. in thc

411 nndsatItteIrrTT

10,4 tjr,o- .44ply little cr144lification. Tht,;1,f; i).010 roLT-4,11e nh343e wtth u Yn'i)5 i uh t4t4cl7,inc, of 6.3 many of473:(1 rcT a4,1 rhr(, can 1w checicuil,7,ncn Hy: tor lectoc4)3 n44,44:4fidoRh OC, ;:yut4:14.,to on 4-4,:rtf,

7

_age3 Final dnrerpretatioi: am./ tie10 chock.ThiF, may he h3sary w1(1,1 sol piceorn.3 v,.,ry complex, or when theanalytical teznAlt6 r1::0 Ntef Le.Li data,

Stage 4 Finail7,mtìnof tire fjtc` ,ItNtt map or n ttan.ipaent -hoLands.at 1:250.000 twago. rbi JIRLdes the Final ohLck of !)11

boundaties.

Stage 5 -Cinal conti):1 lgehd Ind soil mappink; spr.112, Symbolsir e placed in :-111 ncludes Le 14tchi r soildata

Stage 6 Troasfor of fL.o. dcJf7, ao:L Land6t fo10 irhpogtaphica] vIliertded 17x- andotbor reihvan fkkr.cs 7he dtaaproduction by che carrograhhr,

Routine sil deacription and otorageThe mehhoJ of dosirihhL 1: accor,!ing thcDatahr de 1. ir !)_c L i ir'coripLLon (Romm,zLzwA,-: lrdWavoien whL(1. r:11,t,'lire:, for , ,,032

112r.f;e Coi rihrrs

,Inth, including analytical results, are stored '- 3wana SoilDatabase.

Field Methodshroceduru ïn '- 'o'ni: an i.3 mappilig F»c

mr,thocio on te rrThe of. obut mi pJ.n r!! t, e i. el

,

:eos!bililLy, in tliP 7.eheLni; ihthc! sandvel0 tunch:,L riHow':um, thr vc,ti,;;;

rrdvelì .h hot loz.; ol)stlf-rat'Loo;c,ttint t1-4.1 r opp,H0,1.proNemati7 wh,vh A ni

recogniable feathi'os in tncJ17,ervationt, Tihttw,ui 1ij ftr

bhrrowtli ir ond c, ci pLL- oil,,!thgerini!,h, Dut:ing ro- in ttit, pcvionWC.'i often c,ot posit!.1 zunk,) a,p,?ing:-. due 1-!:tht havines6 tid co!,of the!

The nvmbe,:- 21t, +,ottot31 lumber he malnl fo;- 'oovod,.?rvtoorded (-ally in the loFhoo, i m,rh highet.

Wet executin',7, a ro'lil bt:ni In rau,i I I J.

can stili, br Yep.zeLent,o-', o! thn mitp, iJimkhmslloht duni Lit rn&iT(n! tri t tho-! 'casi,. mappingi. Li '-10x1,5mm C2rimm2 vLumher of 01)::r1-tt:'.variow (;_)_to! ,i11,1 vat! Walr,hoi: o i:f11.legible area Oil MLI 01 '17.7T12, which oo 'ont,implication ì, thal

o.-1 too lfihoi map, 113',/0 T11.11+sometimes fe!,-luit,F! im,ortari ti )110'.=

8

3 SOIL PROFILE DESCRIPTIONS AND ANALYTICAL RESULTS

3.1 IntroductionFollowing cc ecn A:pl, ativr, for 11,,

uTtit o,ourti.ng in tic, -.0y !-zot. of ,,oL!.

Ngawtli,n0 at-? .;forv( 174-0.ional Soil Datab

Soil Unit Profile No Soil Classification (FAO, 1974)

A7 MA902 Gleyic Luviso1

A9 MA450 Calcic Luvisol

A9a T0904 Arenic Calcic Luvisol

A15a MA904 Arenic Orthic Luvisol

A24 MAl23 Eutric Fluvisol

A24a T0800 Arenic Eutric - 7isol

A31a MA903 Eutric Gleysol

A40 T0903 Eutric Arenosol

A40a MA418 Eutric Arenosol

A44 T0861 Albic Luvisol

A47 T0896 Gleyic Phaeosem

C5c T0831 Calcic Luvic Xe

L7 T0901 Eutric Gleysol

LII T0665 Calcic Arenosol

L24a MA106 Calcic Luvisol, sodic

L36 MA421 Calcic Chernozem

1...7- T0318 Mollic Gleysol

MA60 Ferralic Arenosol

KS5b MA718 Luvic Arenosol

KS6a T0828 Luvic Arenoso1

KS17 T0902 Eutric Arensol

9

SOIL PROFILE DFSCkIP7TON

Profile: MA 09

SHEET

a1'421)3

L0c:AIIO8

Madn.-0aonara, 2Acm NE =ram Maun.

7-COR(S.)

A..Frire

M.D

.May

sr-Rearels,.7as1

_SSIFICATION

740:

Cleyic Lay'_sclll?C.S)

G1eyi

L rsr

3'5

: Mollic Ochragualf

;fine loamy

tifixerf

"irrer'nifile

LA

NT

TO

RM

alluvial plain

TOPOORASHY: alik,st flat

SCRF,

CH

AP.

il-L

gtu_

sealing, o., ora:'o

ial evidence of

(AND USE. traationAl graziag

SP=ES ,

Ire-as

-

:Shrubs

'Irasss=/forbs-

?ARM

MA

TE

RIA

L: a

lluvi

umMC167.

UN,

dry

0 -

Jr:A, slightly moist 184 - 200 cm

Fnf.

STO

NE

S: r

llre

Fa:0'10N

:slighc s',eet erosion

REMARKS: :iODA pedor. no 6 (Agnic ArglosuclPwiLb. modifications. Excursionsi

of v,ry

SAMPLES:

A:

0 -

16

B:

16 -

55

A0-

16 cm

16 -

55 cm

Btg2

55 -

94 cm

Btg3

94 -

127 cm

10YR 3/i

'gri

i_41

_an' itY8

sticky

e7e,

stt

Btg4

127 -

184 cm

2-fi

5,"/,

7srroguler

iTile

3;1

(tin

t=4r

nfalla g apnff ,rt:

re-

refa

rif

eperee,

Soil Survey of Botswana

FAO/BOT/85/011

fen- 11re

,r.re eye°

-iorwrg n

few fine

fri"

n4

D:

94 - 127

184

34

- 200

angular blocky structure, hard

able,

s)mmon coarse roots, abrunr way%

.17

ver,' weak coarse

gradual wavy boundary.

Status:

1

ocause-

few

'05/89

non cal,

10YR 2i1

sroist;

ar8

10118

4/,

(dry), fi

stic8y slightly

very fine

10YR 3/1 (moist)

subangular and a

very fine and fe

.10YR 4/1 (dry), sa

loam (:

ar blocky structure, very hard fir:

ne roots, gradual wavy boundary.

sr-nric falling apar

-soans randam, few

alca

Cg

184 - 200 cm

1051 5

gw14

' ,0a

82,5

ertw

.442

18,

AGRO a,IM.ZONE: :J22

-23-32-09-E

7LFV.c.TION

;36

I

:aquic

.floc

"118?5 RRi'588AP8Y.

etne

n0, :T7

VEGETATION: grassland

GR

ASS

CO

VE

R:

GEOL.UNIT:

DRAINAGE

:imperfectly drained

e

HUMAN INF: nil

)file MA229 Occasionally flooded.Epipedonnot considered a:

STA

ND

AR

D S

OIL

AN

AL

YSI

S R

ESU

LT

S--

----

----

----

----

----

----

---

----

----

----

----

----

---

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

---

PRO

FIL

E: M

A 0

902

----

----

----

,---

----

----

----

--PR

ET

R

FA-4

5wac

aFA

OID

CT

I850

111-

(:la

t'

PART.SIZE DETERMINATION

METHOD:

HBydronetel

ett.cd,

PPi*et:e Mecliod,

-N

or F

a2-w

r.PRETREATMENT:

0 -

Org

ani7

.F

Free Iron Oxides,

CCarsct,ates,

SSoluble Salts

N - None

SAM

PLE

DEPTH

pH

1120

CaC

1,2

EC mS/

cm

P ppm

C weight

CEC

Ca

Mg

KN

a

meq

/100

gr s

oil -

----

-a

PBS

%

Particle size (weight 7)

vcS

cS

zS

ES

vfS

cSi

fSi

Clay

-----

CECclay

aaeq/100gr

A0

16

5.7

5.1

0.0

33.5

14.5

10.5

'.-

0.4

0.3

90

02

750

10

29

19

3

B16

55

7.0

6.1

0.1

20.4

15.7

11..

0.3

99

01

13

43

61

234

41

C55

94

7.5

6.4

0.0

10.2

15.1

11.6

.::

0.6

0.3

>100

01

11

45

71

234

42

D94

127

7.7

6.8

0.0

0.1

13.6

11.0

2.9

0.6

0.3

>100

01

12

46

60

233

40

127

184

8.0

7.1

0.0

10.1

12.6

10.9

2.5

0.6

0.3

>100

01

13

497

31

27

45

3.,1

1.7

0.0

20.1

13.2

12.9

2.3

0.6

0.3

)1

14

48

73

423

56

DE

SCR

IPPr

ofile

: MA

045

9tia

v.; A

09St

atus

: 2

1°23

B3

GR

ID :

--

AG

RO

CLIM.ZONE:

1B2

Lff

:A=

ISN

:4.

31on

N o

f St

e,,t1

, gat

e, M

orem

i.C

OO

RD

: 19-

2.3-

25-S

23-3

9-30

-EELEVATION

,S.L

aerc

K.V

erbe

ekR

.Fel

ebem

ang

DATE

:18/10/85

rl?S

:=A

TIC

VFA

O:

C4.

1cic

arr

isc1

,198

8)C

alci

o L

uvis

ol (

1974

)SM

R: u

stic

STT

ypL

c H

aplu

stal

f°s

JJía

l ple

inL

AN

D F

laE

NT

:de

pres

sion

POSI

TIO

N: l

ower

par

tM

PO(1

11..P

3Y: a

l°or

.sr

flat

MU

Ck0

TO

POG

RA

PHY

: Low

hum

moc

ksST

iOPE

:0

-1

%ql

4nt

no c

rack

s, n

il ev

iden

ce o

f sa

lt,pl

Ç17

Fl!

:T

ION

: woo

dlan

dG

RA

SSC

OV

ER

::7

-E,C

1711

1-

Wic

pbes

cerm

um m

opan

e (d

om.)

1,-a

53.9

Sif,

.rts

-L

,'13.

allu

vtum

RO

CK

TY

PE:

.-10

1*57

WN

L: M

O1F

E O

- 1

0,

dry

10-

130

cmO

PAIV

AC

E .

impe

rfec

tly d

rain

ed1r

1F-7

1Tfi

N1L

nor.

RO

CK

OU

TC

RO

P: n

one

ETO7r:N

-al

lHUMAN INT.:

nil

wge

ring

fro

m 9

01-

A:

0-5

B:

20-

40

C:

60 -

80

D: 110 - 130

A0 -

5cm

10Y

? 3:

1,5

(moi

st),

loam

y fi

ne s

and

to f

ine

sand

yL

oam

, -or

ak m

edia

m a

nd c

oars

e su

bang

ular

blo

cky

stru

ctur

e, v

ery

fria

ble,

man

y fi

ne a

nd m

ediu

mpo

res,

non

calo

aras

, man

y ve

my

7ine

aro

s fi

ne r

oots

, cle

ar v

a,7,

toun

dar-

t.

Bt1

5 -

50

cm11

:1-9

3/1

.5 (

mis

t) a

ndv:

1.5

(ury

). 5

ine

sand

y lo

an4e

ah v

ary

unea

se d

riar

oati3

Iio

ana:

r in

tn v

eau

coar

te a

nd v

ery

coar

sesu

n:an

gula

r1

.0ck

y st

ruct

urc,

slig

htly

har

d to

har

d, p

atch

y ti

n ?l

ay v

utan

t cn

pedf

acos

, man

y fi

ne a

nd n

edIr

n py

res,

non

calc

areo

us, f

ew m

ediu

m a

nd c

oars

e ro

ots,

clew

bo.:n

dary

.

Bt2

50 -

90

cm10

YR

.,)2

(m

ost)

and

10Y

R 4

12 (

dry)

, san

dy c

lay

loan

, ver

y ,e

ak ,:

oar.

;an

d ve

ry c

oars

e su

cano

,J1a

r bl

ocky

str

uctu

re, e

xtre

mel

yha

rd, b

roke

n --

'rate

ly th

ick

clay

cx=

aas

on p

edfa

ces.

Lom

moa

fin

e an

d m

ediu

mpo

res,

non

,..a

a::-

aous

, ver

y fe

w c

oars

e ro

ots,

cle

ar s

moo

th b

ound

ary.

90 -

130

cm10

YR

3/2

(ra

cist

) an

d 10

YR

4/2

(dry

), s

andy

cla

y lo

am, m

assi

vest

ruct

ure,

har

d, f

ew f

ine

soft

cal

care

ous

whi

te s

oft s

egre

gatio

ns,

stro

nar

ecus

, no

root

s,

Sail

Surv

ey o

f B

otsw

ana

FAO/BOT/85/011

.m

d la

te:

24/05/89

STA

ND

AR

D S

OIL

AN

AL

YSI

S R

ESU

LT

S

PRO

FIL

.- A

A '4

50,

SAM

PLE

EC

PC

CE

CC

aM

gK

Na

PBS

Part

icle

size (weight %)

CE

Ccl

ayM

EIN

PRE

TR

520

CaC

L2

meq

/100

gr s

oil -

----

-ùvcS

cS

mS

fS

vfS

cSi

fSi

Clay

meq/100gr

Sot,_

SLL

-Jey

of

wan

FAO

/BO

T/8

5/01

1Fr5z1,: Oute:

24/0

5/89

.E1Z

E D

ET

ER

MIN

AT

ION

ME

TH

OD

:H

Hyz

rom

eter

z_

z3,

P - Pipette Method,

* - Not Known

PRE

TR

EA

TM

EN

T;

0G

rgan

icdetc

F - Free Iron Oxides,

CCarbonacf-z

5 -

AA

-a,lts

N - None

05

6.2

5.5

0.1

00.

36.

84.

70.

10.

20.

175

04

3236

63

615

39

2040

6.5

6.2

0.1

00.

47.

45.

60.

30.

70.

191

04

3035

64

417

33

6080

6.8

6,2

0.1

00.

212

.69.

80.

41.

20.

292

03

2326

63

634

35

7.1

6.9

0.3

00.

411

.930

.40.

41.

10.

210

00

427

265

47

2738

00 -

130

cm

Ia...

.,13

0 -

165

cm

10Y

E 3

'2 (

-

=fe

rn/ ?

.ire

30IL

DE

SCR

3RT

ICPr

ofile

: TO

090

4U

nit:

A09

aSt

atus

: 1

:20

23A

3L

OC

AT

1Og

:fat

.r.-

Tot

eng.

50k

m f

rom

Mau

n, 0

.4km

SE

.A

nTH

OR

1S-:

. 2-R

evap

lzw

aal

K.V

erbe

ek G

.Bae

rtB

.Kop

elo

I..,A

S:IF

ICA

3I6P

FAO

: Are

ni-C

alci

c L

uvis

ol(1

988)

Axe

nic

Cal

cio

Luv

isol

(19

74)

ST:

Psam

men

tic H

aplu

stal

fL

AN

DIO

RM

:al

luvi

a' p

lain

73PO

GK

APH

Y: a

lmos

t fla

t23

RY

. CO

O: n

o se

alin

g, n

c cr

acks

, nil

evid

ence

of

salt,

ble

ache

eso

re-,

oo

, rfa

ceL

AN

()2E

: tra

dina

l ?-r

a,zi

=43

SEN

-,18

/,T

res

-c

Shul

b, -

Di3

hros

tach

ys c

iner

ea (

dom

.)C

roto

n gr

atis

sim

:.::

bico

lor

Aca

cia

erub

esce

nsC

ra-t

4ea:

forb

s-Y

alca

l5 0

:11:

::IPI

AL

: allu

vium

5^'K

TY

PE:

MO

IST

. (U

ND

: dry

0 -

loft

cm

1,11

RF:

STO

NE

St n

one

ER

OSI

ON

:ni

l.

--F:

nil

RE

MA

RK

S: S

ame

posi

tion

as T

0039

7.

SAM

PLE

S:A

:0

-30

B:

30 -

65C

:65

- 1

00D

: 100

- 1

30E

: 130

- 1

65

A0

-30

cm

10Y

R 3

/1.5

(m

oist

) an

d 10

YR

4/1

.5 (

dry)

, fin

e sa

nd,

very

wea

k m

ediu

m a

nd c

oars

e su

bang

ular

blo

cky

stru

ctur

e, s

light

ly h

ard,

com

mon

ver

y fi

ne a

nd f

ine

pore

s,no

n ca

lcar

eous

, few

fin

e an

d m

ediu

m r

oots

, cle

ar s

moo

th b

ound

ary.

Bt

3065

cm

10Y

R 4

/1.5

(m

oist

) an

d 10

YR

5/1

.5 (

dry)

, loa

slin

e sa

nd, w

eak

very

:oar

se T

rism

atic

fal

ling

apar

L in

tcve

ry w

eak

poar

e an

d :7

ery

coar

see-

,oan

gula

- bl

ocky

str

uctu

re, h

ard,

pat

chy

thin

cla

y cu

t9ns

on

prdf

acs.

,po

mm

on 7

ery

filia

and

fin

e po

les,

few

med

ium

trre

g-di

at s

oft c

alca

reou

sw

hite

podu

lcs

-nn

calc

areo

us, f

ew f

ine

and

med

ium

and

few

:noi

se r

oots

, gra

d,.,.

1 2-

moo

ch l0

urel

arv,

65 -

100

cm

10Y

R 5

12an

d 10

7R 4

/2 (

dry)

, fin

e sa

ndy

loam

, wea

k ve

ry c

oars

e or

ism

atii

falli

rgap

art.

into

,7er

y w

eak

very

coa

rse

suoa

hgul

ar b

lock

y st

ruct

ure,

hard

, bic

kon

[bin

cla

y eu

tans

an

oedf

aces

, com

mon

ver

y fi

ne a

nd f

ine

porn

s, f

requ

ent m

ediu

m ir

regu

lar

toft

cal

care

ous

whi

te m

,dul

es,

non

calc

areo

us, f

ewfi

ne a

nd m

ediu

m r

oots

, dif

fuse

sm

ooth

bou

ndar

y

and

10Y

R 4

/2 (

dry)

, fin

e sa

ndy

loam

, ver

tw

ea:,

tery

cca

n-se

s-n

bang

ular

tloc

ay s

trct

ure,

/Lar

d, p

atch

y tb

lhcl

ay c

utan

s on

ped

face

s, c

omm

ona

pore

s, f

requ

ent m

ediu

m ir

regu

lar

soft

talc

a-re

tros

wt,.

.re

nodu

les.

non

date

areo

usve

r7 f

ew f

ine

root

s. d

iffu

qe e

mor

'n b

ound

ary

10Y

R 5

12 (

moi

st)

a'-.

d10

YR

6/2

tdry

), f

ine

sand

y lo

am, m

assi

vest

ruct

ure,

har

d, p

atch

y th

in c

lay

cuta

ns r

ando

m, c

omm

onve

ry f

ine

and

fine

por

es, f

requ

ent.

toar

ss ir

regu

lar

soft

cal

_nar

ecus

wna

tean

d fe

w c

oars

e sp

heri

cal s

oft c

alca

reou

s w

hite

nod

ules

,no

n ca

lcar

eous

, ver

y fe

w f

Lae

roo

ts,

GR

ID-

-A

GR

O C

LIM

2ON

E: 2

C3

CO

OR

D: 2

0-17

-00-

S23

-05-

06-E

EL

EV

AT

ION

:93

0 m

DA

TE

:15

/04/

W,

SMR

: ust

ic

LA

ND

EL

EM

EN

T: d

epre

ssio

nPO

SIT

ION

: int

erm

edia

te p

art

MIC

RO

TO

POG

RA

PHY

: low

hum

mk!

cka

SIjJ

PE:

0-

1%

VE

GE

TA

TIO

N: d

ense

shr

ub s

avan

naG

RA

SSC

OV

ER

:

rCR

OP:

non

e

(.U

NIT

:I

AlN

AG

E :

mod

erat

ely

wel

l dra

ined

of B

otsw

ana

FAO

/BO

T/8

5/01

1--

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

prin

t dat

e: 2

4/05

/89

STANDARD SOIL ANALYSIS RESULTS

PROI

0904

SAMTLE

DEPTH

pE

EC

PC

CCa

lK

Na

PBS

ght %)

CECclay

NEEE

PRETR

820

CaCL2

uS/cm

ppm

weight

%L

ivcf

SrS

vfS

cSi

fSi

meq/100gr

-----------------------------------

030

6.2

4.7

0.0

20.1

5.4

2.9

0.7

0.1

0.1

70

01

15

68

91

16

83

H

30

65

6.9

5.8

0.0

10.1

4.4

4.3

1.3

0.2

0.1

100

01

15

63

82

L10

42

65

100

7.5

6.3

0.0

10.1

9.7

5.5

1.6

0.2

0.1

76

01

17

59

82

311

85

100

130

8.1

6.7

0.0

10.1

10.3

5.7

1.5

0.2

0.1

73

01

16

60

71

313

79

E130

165

8.7

7.3

0.0

10.1

10.9

6.8

1.6

0.3

0.1

81

01

13

61

92

115

72

H

Scil Survey of Botswana

FAO/BCT, 5/011

Print date: 24/05/89


/D:

A - Hydrometer Method,

P - Pipette Method,

* - Not Known

0 - Organic Matter,


CCarbonar,

Soluble Salts

N - None

SOIL PROFILE DESCRIPTION

Profile: MA 0904

Unit: A15a

Status: 3

CLIM.ZONE: 2C2

SHEET

CRTh

-molapo

MDP research plot.

0042PD: 19-46-32-S

23-37-32-E

ELEVATION

:930 m

AUTHOR(S): K.Ve-beek

P.Jamagne

:22/02/88

CLASSIFICATION

FAO: Areni-Haplic Luvisol(1988)

Arenic Orthic Luvisol (1974)

SMR: ustic

ST :

Psammentic Haplustalf

LANDFUEM

:alluvial plain

LAND ELEMENT

:flood plain

POSITION: upper slope

ToPD(3M2hY: almost flat

MICRO TOPOGRAPHY: even

SLOPE

:1

- 2

%straight

SUFF. ,1HA: no seaL..ng, no cracks, nil evidenne ,f salt, hleachPd sand an

LAND USE: impin:-ed trad. dryLsnd farming, nrps: naire, sargham

VEGETATION: Nil

GRASSCOVER: < 10 %

: Trees

-

,Shrul-,s -

!Grasseeforbs-

PAPE-7;1 MATERIAL; alluvium

ROCK TYPE:

GEOL,UNIT:

MOIST. COND: moist 0 - 60

,slightly moist 60

- 100, moist 100 - 130 cm

DRAINAGE

: moderately well to imperfectly drained

SURF STONES! none

ROCK OUTCROP: none

HUMAN INF: ploughing

7.3121JCI4

-slighr sheet erosion

REMARKS: Upper part sauce shaped depression, slope down from island (100m away).

Dry molapo farming - no flooding this year. Flooded

most years,period of flooding shorter than MA0905-

.2C hor.:consists of lenses white windblown sand. Nodules are non calcareous.

SAMPLES:

Ap

0 -

22 cm

10YR 2/1 (moist) and 10YR 3.5/1 (dry), fine sand ( 8% clay), weak medium andcoarse subangular blocky structure, slightly hard very friable,

non sticky non plastic, common very fine and fine pores, non calcareous, common termite/ant activity,common very fine and fine roots, clear broken boundary

2C

22 -

26 cm

10YR 6/2.5 (moist) and 10YR 7/2.5 (dry), fine sand

(3% clay), single grain

structure, loose loose, non sticky non plastic, few very fine and fine

pores,

non calcareous, common termite/ant activity, very few very fine roots, clear broken boundary.

3Bt1

26 -

80 cm

10YR 3.5/1,5 (moist) and 10YR 4.5/1.5 (dry). loamy fine sand (13% al; ,),

very coarse prismatic falling apart into weak very coarse

snEangular and angular blocky structure, hard very firm, non sticky slig

iy F astic, patchy thin clay cutans on pedfaces, fewvery fine and fine 7,)ves,

few fine- spherical hard and soft greyisa nodules. non calcarecus,

come

mite/ant activity, few very fine roots, gradual smooth boundary.

3Bt2

80 - 130 cm

10YR 3.5/2 (moist) and 10YR 5/2 (dry), common fine distinct clea2

eyish mottles, fine sandy loam (15% clay), weak medium and

coarse

subangular blocky structure, slightly hard to hard friable to f4-7,,

non sticky slightly plastic, broken thin el?:

3a pedfaces, few

very fine and fine pores, few fine spherical hard and soft

,D,dules, non calcareous, few very fine roots,


FAO/BOT/85/011

print date: 24/05/89

----

77DESCRIPTION

Profile: MA 012

,;.

Status: 2

:L9231,3

LkAATIoN

Xhwaa solapo.

AXT,i0PS): C.I.Rheoergen

G.Baert

K.Verbeek

B.Kopelo

C7. ..SEIFICA7-10N

FAO: Orthi-Eutrit Gleysol(1988)

Eutric Fluvisol (1974)

SI

Mollic Haolaquanz

-LASDFORM

:alluvial plain

TOPfCPA_EEI, flat cT

acks

,ail evidence of salt,

i",,;ND U3F..

mprtved Mclano farming, crops: sorghum, maize

"i2FCIES

17ees

-

;Shrubs -

:Grasses/farbs-

:ARENT MATERIAL: alluvium

1q0I2T. COND: molst 0 - 270 cm

1RE

.c"P

CO

ES:

non

,:FR

:,1;)

N7

slight accumulation by water

REMARKS: 3.80m depth groundwater reached by augering.

A:

0-20

B:

40 -

60

C:

90 - 110

D: 140 - 160

A0

Cgl

20

Cg2

I-

Cgk

170

GRID

:-

-

CXXAD: 19-45-50-S

23-35-09-E

DATE

:27/02/85

LAND ELEMENT

:flood plain


VEGETATION: grassland

ROCK T

E:

E: 190 - 210

F: 240 - 260

AGRO CLIM.ZONE: 2C2

ELEVATION

:930 m

aquic

POSITION: lower part

SLOPE

:0

- 0.5%

CRASSCOVER:

GEO-UNIT:

DRA

:imperfectly to poorly drained

20 cm

jOYR 2:1 iqoist) and 10YR 3.5/1 (dry), sandy clay loam, weak medium and coarse subangular

blocky structure, very hard friable, common very fine and fine pores,

ntn calrareous, tommon very fine and fine roots, clear smoothboundary.

70 cm

10YR 311 (moist) and 10YR 4/1 (dry), few fine faint clear reddish-brown mottles, sandy

clay loam, strongly coherent

nct

ure,

fir

m to

ver

y fi

rm, f

ew

very fine and fine pores, non r,.careous, few fine roots, gradual

smooth boundary.

.( 312 (moist), many fina

_leer reddLs1,-ov.-mn mottles, sandy clay loam, strongly coherent massive

structure, firm, few very fine and fine pores,

--'careous, no roots, graduam smooth boundary.

270

;' 5.5/2 (moist), many fine faint clear reddish-brown mottls, t,rly

1,= o sand- -'ay,

.7oherent massive

structure, friable, few

:ine and fine pores, frequent fine irregular bard and sof

t7)dules,

ar- us, no roots,

f Botswana

FAO/BOT/85/011


__-_

-___

____

____

____

____

____

-___

____

____

__Soil Survey of Botswana

FAO/BOT/85/011



METHOD:

H - Hydrometer Method,

P - Pipette Method,

* - Not Known

coPRETREATMENT:

0Organic Matter,


C - Carbonates,

S - Soluble Salts

N - None

PRE

-

STANDARD SOIL

23

ANALYSIS RESULTS

pHE

CP

CC

EC

Ca

mg

RN

aPBS

Part

icle

siz

e(weight %)

CE

Ccl

ayM

ICIH

PRETR

1120

CaCL2

mS/cm

ppm

weight Z

ù-----

meq/100gr soil ------ù

%vcS

cS

mS

iS

vfS

cSi

fSi

Clay

meq/100gr

A0

20

6.0

5.8

0.0

12

1.4

20.0

9.6

1.9

1.8

0.2

68

01

10

46

74

825

57

H

B40

60

7.3

6.5

0.0

30.1

18.2

9.3

2.3

1.2

0.5

73

01

943

75

730

60

H

C90

110

6.6

5.8

0.0

10.1

15.0

6.2

1.8

1.1

0.5

64

11

13

49

64

323

63

HOM

D140

160

7.2

6.7

0.0

20.1

19.3

10.3

2.1

1.4

0.4

74

01

11

44

65

429

65

H

E190

210

8.0

7.6

1.1

00.1

23.9

53.7

3.5

1.4

0.6

100

01

729

66

11

39

60

H

F240

260

8.5

7.7

0.3

00.0

18.3

48.4

3.2

0.8

0.2

100

11

10

42

74

629

65

HOM

PROFILE DESCRIPTION

Pr0t

:le: 1

S 08

0SA

24a

Star

-,,;

3-

y -

o- m

-0 -

o--

Y-

--a-

o--o

- m

----

----

----

----

----

---

m--

--y

-y--

--S

va--

----

-

:2023A1

GRID :

--

AGRO C:

: Nxaraga RTC.

COORD: 20-07-55-S

23-09-05-E

ELEVATI-

A17ECR(S)! G.Baert

DATE :

31/10/86

CIASSIFICATION

FAO:

Gleyic Arenosol(1988)

Arenic Eutric Fluvisol (1974)

SMR: aquic

SI

:Typic Psammaquent

id.NDFORM

:alluvial plain

LAND ELDENT

:flood plain

POSITION: intermediate part

TOPOGRAPEn! almost flat

MICRO TOPOGRAPHI: termite mounds

SLOPE

O-

1%

straight

SURF

CF,A3: no sealing, no -zracks, mil evidence of salt, bleached sand on surface

LAND LSE: :raditional grazing

VEGETATICN: grassland

GRASSCOVER:

OREO:1S

Treez

-

:Shrubs -

:Grasses/forbs-

PARENT 4LTERIAL: alluvium

C8f0L.S0Th

MO

ITi

CO

NO

:moist O -

30

, dry 30

- 110, moist 110 - 125 cm

,:erately well drained

SURF SCONS

none

ROCK OIT'fCROP: none

EROSTON

nil

HIB1;'N

REMARKS:

,s::.::.ites0e

at 1

80cm

Sand

thro

ugho

ut

AO -

23 cm

10YR 3.5/2 (moist), fine sand, very weak fine and medium subangular blocky structure, ve-'

e, common very fine and fine pores, non calcareous, many

very fine and fine roots, clear wavy boundary.

Cl

23 -

72 cm

10YR 5/1 (moist) and 10YR E_:8/1 (dry), fine sand, weakly coherent massive

structure, soft to slightly hard, few very fine and fine

pore

s,nor

;r88

0s,

common

very fine and fine roots,

;,1.r

rla7

,t.,avy boundary.

C2

72

110 cm

10YR 51t (mcist) E,nd 10YR 6/2 (dry), fine sand to loamy sand, massive

structure, hard, common very fine and fine pores, non calcareous, few

very fine and fine roots, gradual smooth boundary.

C3

110 - 125 cm

10YR 6/2 (moist), fine sand to sand, weakly coherent massive

structure, very friable, common very fine and fine pores, non calcareous, few very fine and fine roots,

4160T/85/011

e: 24/05/89

SOIL PROFILE ,1-.:3CTtIPTION

Profile: MA 0903

Unit: A3la

Status: 1

SHE

:1923D3

GRID

:-

-AGRO CLIM.ZONE: 2,%i

in

Lt2

Loc.,,77,-,r

:Maun-Daonara, 21km NE fram Maun, 1.5km E.

COORD: 19-50-58-S

23-32-00-E

ELEVATION

A.Remmelzwaal

K.Verbeek

G.Baert

DATE

:03/07/86

CLAESTFICATION

FAO:

Eutric Gleysol(1988)

Eutric Gleysol (1974)

SMR: aquic

ST : Mollie Haplaquept

;fine loamy

mixed

hyperthermic

LANDFCRM

:alluvial plain

LAND ELEMENT

:flood plain


TOPOGRAPHY: almost flat


SLOPE

:0

- 0.5%

SURF. CHAR: slight sealing, no cracks, nil evidence of salt,

LAND USE: traditional grazing

VEGETATION: forbland

GRASSCOVER:

SPECIES

:Trees

-

;Shrubs -

:Grasses/forbs- Sesbania spp. (dom)

PARENT MATERIAL: alluvium

ROCK TYPE:

GEOL.UNIT:

MOIST. OOND: dry 0 -

100, slightly moist 100 - 160 cm

: poorly drained

SUR2.STONES: none

ROCK OUTCROP: none

_ERCEION

:slight accumulation by water

OF: nil

REMARKS: USDA pedon 21 (Typic Argiaquoll) with modifications. Excursionsite FAO-EASC meeting 614/87,on slightly higherposition:second ho,

.-,,,

'

try white sand)interpreted as albic-

E(Mollic Planosol). Regularly flooded.White sand in cracks Bgl hor.Near MA0230

SAMPLES:

A:

0 -

12

B:

12 -

32

C:

32-

65

D:

65 - 100

E: 100 - 130

F: 130 - 160

A0 -

12 cm

10YR 3/1.5 (moist) and 10YR 4/1.5 (dry), sandy clay loam, weak medium and

coarse subangular blocky structure, slightly hard firm,

slightly sticky plastic, many very fine and fine and few medium pores, non calcareous,

many very fine and fine roots, abrupt wavy boundary

Bgl

12 -

32 cm

10YR 3.5/1- (moist) and 10YR 4.5/1- (dry), sandy clay to clay, weak very coarse prismatic falling

apart into weak coarse and very coarse

angular and subangular blocky structure, very hard very firm, slightly sticky plastic, fewvery fine and fine pores, non calcareous, few very fine roots,

clear wavy boundary.

Bg2

32 -

65 cm

10YR 3.5/1- (moist) and 10YR 4.5/1- (dry), sandy clay to clay, weak very coarse prismatic falling

apart into weak very coarse angular and auhangular blocky structure,

very hard very firm, slightly sticky plastic, few very fine and fine pores, non calcareous, few very fine roots, gradual smoothboundary.

Bg3

65 - 100 cm

10YR 3/1- (moist) and 10YR 4.5/1- (dry), clay, very weak very coarse prismatic fallingapart into very weak very coarse angular and subangular blocky structure,

very hard very firm, slightly sticky plastic, broken

pressure faces, few very fine and fine pores, non calcareous, few very fine roots, gradual wavy boundary

Cgl

100 - 130 cm

10YR 3/1- (moist) and 10YR 5/1- (dry), common medium distinct clear yellowish-orown mott:e., sandy clayto clay, strongly cr,herent massive

structure, very hard very firm, slightly sticky plastic, few vEry fine pores, noù calcareous, very few very fineroots, gradu4,1 irregular boundary.

Cg2

130 - 160 cm

10YR 3.5/1- (moist) and 10YR 5/1- (dry), many medium distinct clear yellowish-brown mottles, sandy clay,

strongly coherent massive

structure, very hard very firm, slightly sticky plastic, few very fine pores, very few medium soft calcareous white nodules and

very few coarse soft

calcareous white nodules, non calcareous, very few very fine roots,


FAO/BOT/85/011



7-- -ILE: MA 0903

------------

Sur

':brtswana

FAO/BOT/85/011


.SIZ-LLJINATION

METHOD:

H =, Hydrometer Method,

P - Pipette Method,

* - Not Known

PRETREATMENT:

0 - Organic Matter,


C - Carbonates,

S - Soluble Salts

N - None

DEPTH

pH

H20

CaCL2

EC

mS/cm

P ppm

C weight %

CEC

Ca

Ng

KNa


PBS

Z

Particle size (weight %)

vcS

cS

mS

fS

vfS

cSi

fSi

Clay

CECclay

METH

PRETR

meq/100gr

A0

12

6.3

5.8

0.0

23.3

17.6

12.1

3.1

1.4

0.0

94

01

11

42

62

731

14

B12

32

6.5

6.0

0.0

50.9

21.9

15.1

4.6

1.3

0.1

96

00

732

62

844

42

C32

65

6.8

6.2

0.0

60.9

22.2

14.5

4.6

1.3

0.1

92

01

832

62

943

43

D65

100

7.2

6.5

0.0

40.3

21.2

14.8

4.5

1.2

0.1

97

01

732

61

351

39

E100

130

7.3

6.5

0.0

50.2

20.1

13.7

4.2

1.1

0.2

96

01

833

63

644

44

F-

60

7.2

6.4

0.0

30.1

19.5

12.7

3.8

1.0

0.1

90

01

10

38

62

439

49

SOIL3r,.C21LE DESCRIPTION

Profile: TO 0903

Unit: A40

Status: 1

SHEET

2023A3

GRID

:-

-AGRO CLiA.Z. 203

LOCATION

: Maun-Toteng, 50km from Maun,4km SE.

ODORD: 20-18-45-S

23-05-45-E

ELEVATi

:930 m

ALTEO?.(S): A.Remmelmaaal

G.Baert

K.Verbeek

B.Kopelo

DATE :

15/04/86

CLASSIEICATION

FAO: Eutri-Haplic Arenosol(1988)

Eutric Arenosol (1974)

SMR: ustic

ST :

Ustic Quartzipsamm.nt

LANDFORM

:alluvial plain

LAND ELEMENT

: terrace

POSITION: inter

diate part

TOPOGRAPHY almost flat


SLOPE

:0

- 1

%SURF. CHAR! no sealing, no cracks, nil evidence

of salt,

LAND U8E: traaitional grazing

VEGETATION: dense tree savAnna

GRASSCOVER:

SPECIES :

Trees

- Lonchocarpus nelsii (dom.)

Acacia erioloba Terminalia sericea

Combretum apiculatum

:Shrubs - Ximenia americana (dom.)

Acacia fleckii

Combretum apiculatum

:Grasses/forbs-

PAREN7 MATERIAL: alluvium

ROCK TYPE:

GEOL.UNIT:

MOIST. COND: moist 0 - 90

,dry 90

- 150 cm

DRAINAGE

somewhat excessively drained

SURF.STONES: none

ROCK OUTCROP: none

17,.0S1ON

:nil

HUMAN INF: nil

RIS: Elongate, white, small to large mottlesoccur partially along rootchannels also.

?A:

0 -

30

B:

30 -

60

C:

60 -

90

D:

90 - 120

E: 120 - 150

A0 -

30 cm

10YR 2.5/2 (moist) and 10YR 3.5/2 (dry), few fine

faint clear white mottles, fine sand,

weak medium and coarse subangular blocky

structure, soft very friable,

non sticky non plastic, few very fine and fine

pores, non calcareous, common very fine and fine

and very few coarse roots, 7-adual

smooth boundary

AC

30 -

60 cm

10YR 3/2 (moist) and 10YR 4/2 (dry),

common medium distinct clear white mottles, fire sane.

taery weak coarse and very coa

aocky structure,

soft very friable, non sticky non plastic, few

very fine and fine pores, non calcareous, few fi,le

and medium roots, dift !fe

Cl

60 -

90 cm

10YR 4/2 (moist) and 10YR 5/2 (dry),

common medium distinct clear white mottles, fine

3and, weakly coherent massive

structui,

Lìitly hard very friable to friable,

non sticky non plastic, few very fine and fine

pores, non calcareous, few medium root.s, aiffuse smooth

boundary.

C2

90 - 120 cm

10YR 5/2 (moist) and 10YR 5.5/2 (dry), few

medium distinct clear white mottles, fine

sand, massive

structure, slightly hard to hard friable,

non sticky non plastic, few very fine pores,non calcareous, very few fine and medium

roots, diffuse smooth boundary.

C3

120 - 150 cm

10YR 5.5/2 (moist) and 10YR 6.5/2 (dry), fine

sand, massive

structure, slightly hard to hard friable,

non sticky non plastic, few very fine

pores,

non calcareous, very few fine and medium roots,


_11



TO 0903

____

____

____

____

___-

----

----

----

----

----

----

----

----

----

----

----

----

----

----

_---

----

----

----

----

---

......

..---

---_

-___

____

____

____

____

____

____

_IM

ILE

DE

PTH

pHE

CP

CC

EC

Ca

Mg

K.

Na

PBS

Part

icle

siz

e (,

,r%

)C

EC

clay

tau

PRETR

H20

CaCL2

mS/cm

ppm

wei

ght %

e--

---

me:

1/10

08r

soil

----

--ù

%vc

ScS

uSvf

ScS

ifS

iC

lay

meq

/100

gr

030

6.4

5.2

0.0

10.1

5.9

3.0

0.2

0.0

0.1

56

01

20

67

75

5-5

30

60

6.5

5.3

0.0

10.1

4.1

2.9

0.3

0.0

0.1

80

02

26

63

50

04

95

60

90

6.8

5.7

0.0

10.1

3.9

2.8

0.3

0.0

0.1

82

02

23

65

60

04

90

H

90

120

6.9

6.3

0.0

10.0

4.1

2.9

0.3

0.0

0.1

80

01

22

65

71

12

178

H

E120

150

7.0

6.3

0.0

10.0

5.5

2.8

0.2

0.0

0.1

56

02

20

68

61

13

172


FAO/BOT/85/011



M _HOD:


PPipette Method,

* - Not

Kno

wT

:

PRE1

'7:

0Organic Matter,


C - Carbonates.

a Salts

N - None

SOIL

PR

OFI

LE

DE

SCR

IPT

ION

Prof

ile: M

A 0

418

Uni

t: A

40a

Stat

us: 2

SHEET

:1923B2

LOCATION

:7.5km N of Khwai river lodge.

AUTHOR(S): A.Reumelzwaal

G.J.Rhebergen G.Baert

K.Verbeek

CLASSIFICATION

FAO:

Haplic Arenosol(1988)


ST

: Ustic Quartzipsamment

LANDFORM

: plain

TOPOGRAPHY: gently undulating

SURF. CHAR: no cracks, nil evidence of salt, bleached sand on surface

LAND USE: wildlife rsnRgement area

SPECIES

:Trees

- Acacia erioloba (dom.)

Colophospermum mopane

Lonchocarpus capassa

:Shrubs - Acacia hebeclada (dom.)

Acacia tortilis subs. heterocantha

: Grasses/forbs-

PAR2NT MATERIAL: alluvium

MOIST. COND: dry 0 - 110 cm

SURF.STONES: none

EROSION

:nil

REMARKS: Hard consisteny,not structureless as ',nit A40.

SAMPLES:

A:

0 -

20

B:

90 - 110

GRID :

--

COORD: 19-04-55-S

23-50-00-E

DATE :

11/07/85

LAND ELEMENT

: terrace

MICRO TOPOGRAPHY: low hummoc

VEGETATION: tree savanna

Combretum imberbe

Combretum hereroense

ROCK TYPE:

ROCK OUTCROP: none

HUMAN INF: nil

AGRO CLIM.ZONE: 1B2

ELEVATION

SKR: ustic

POSITION: interuediate part

SLOPE

:0.5 - 1

%

GRASSCOVER:

GEOL.UNIT:

DRAINAGE

: well drained

A0 -

10 cm

10YR 3.5/2 (moist) and 10YR 5/1.5 (dry), sand to fine sand, very week mediumsubangular blocky structure, slightly hard, few very fine and fine

pores,

non calcareous, very few

roots, clear smooth boundary.

10 - 110 cm

10YR 3.5/1.5 (moist) and 10YR 4.5/1.5 (dry), sand to fine sand, massive

structure, hard, few very fine and fine pores, non calcareous,

very few

roots,


FAO/BOT/85/011



PROFILE: MA 0418

SAMPLE

DEPTH

pH

EC

PC

CEE

Ca

Mg

KNa

PBS


CECclay

METB

PRETR

H20

CaCL2

mS/cm

ppm

weight

%11

----

-meq/100gr soil ----II

%vcS

cS

.ES

fS

vfS

cSi

fSi

Clay

neq/100gr

020

5.8

5.2

0.0

10.4

4.0

1.4

0.8

3.4

0.0

100

01

14

65

92

44

60

90

110

6.2

5.8

0.0

10.1

4.2

1.8

1.0

3.2

0.1

100

01

18

63

71

19

42


FAO/BOT/85/011

Print date: 14/04189


METHOD:


PPipette Method,

* - Not Known

PRETREATMENT:

0 - Organic Matter,


C - Carbonates,

S - Soluble Salts

NNone

:LL

E D

ESC

RIP

TIO

NPr

ofile

: TO

086

1U

nit:

A44

Stat

us: 1

SHE

ET

GR

ID:

--

A r

D C

LIM

.ZO

NE

: 2C

3L

OC

AT

ION

:22

.3km

alo

ng o

utlin

e N

orth

Wes

t of

Tot

eng.

CO

OR

D: 7

010-

30-S

22-5

2-10

-EO

NA

UT

HO

R(S

: K.V

erbe

ekR

.Kel

ebem

ang

P.Ja

mag

neD

AT

E: 0

3/1!

;57

CL

ASS

IFIC

AT

ION

FAO

: Are

ni-A

lbic

Luv

isol

(198

8)A

lbin

Luv

isol

(19

74)

sodi

o ph

ase

ustic

ST: A

reni

c H

aplu

stal

fL

AN

DFO

RM

:du

ne f

ield

TO

POG

RA

PHY

; alm

ost f

lat

LA

ND

EL

EM

EN

T:

depr

essi

onPO

SIT

ION

: int

e.di

ate

part

MIC

RO

TO

POG

RA

PHY

: low

hum

moc

ksSL

OPE

:0

- 1

%st

raig

ht:W

RF.

',B

AR

: no

seal

ing,

no

crac

ks, n

il ev

iden

ce o

f sa

lt, b

leac

hed

sand

on

surf

ace

L.A

ND

USE

: tra

ditio

nal g

razi

ngV

EG

ET

AT

ION

: den

se tr

ee s

avan

naV

ER

: 10

- 30

%:,-

;PE

CIE

ST

Tre

es-

Aca

cia

lued

eritz

ii va

r.lu

eder

itzii

(dom

.)C

olop

hosp

erm

um m

opan

eB

osci

a al

bitr

unca

7Sh

rubs

- C

olop

hosp

erm

um m

opan

e (d

am.)

Aca

cia

mel

lifer

aG

rew

ia f

lava

Cra

sses

/for

bs-

IM

AT

ER

IAL

: allu

vium

RO

CK

TY

PE:

GE

OL

.UN

IT:

CC

.ND

: dry

0 -

120

cm

TO

NE

S: n

one

DR

AIN

AG

E: e

xces

sive

ly d

rain

edR

OC

K O

UT

CR

OP:

non

e:

slig

ht w

ind

eros

ion/

depo

sitio

n

:

n as

soci

atio

n w

ith A

40 o

n hi

gher

loca

ted

area

s ,m

ore

open

Ter

min

alia

ser

icea

tree

sav

anna

.

SA1`

73:

A:

0 -

2013

:30

-50

C:

65-

85D

:90

- 1

10

Al

0 -

20 c

m10

YR

4.5

/2 (

moi

st)

and

10Y

R 6

.5/2

(dr

y), f

ine

sand

( 5

1 cl

ay),

wea

k m

ediu

m a

nd c

oars

e su

bang

ular

blo

cky

stru

ctur

e, s

oft,

man

y ve

ry f

ine

and

fine

por

es,

non

calc

areo

us, m

any

very

fin

e an

d fi

ne r

oots

, cle

ar s

moo

th b

ound

ary

20 -

60 c

m10

YR

4.5

/2 (

moi

st)

and

10Y

R 6

.5/2

(dr

y), f

ine

sand

(51

cla

y),

very

coa

rse

angu

lar

and

s,..l

lang

.,lar

blo

cky

falli

ng a

part

into

wea

k m

ediu

m a

nd c

oars

ean

gula

r an

d su

bang

ular

blo

cky

stru

ctur

e, s

light

ly h

ard,

cosm

orrr

fine

am

o fi

ne p

ores

, nr,

n oa

:c2t

ecus

, com

mon

ver

y fi

nean

d fi

ne a

nd c

omm

onm

ech.

= r

oots

, cle

ar s

moo

th b

ound

ary.

60 -

85 c

m10

YR

5/2

(m

oist

) an

d 10

YR

7/2

(dr

y), f

ine

sand

( 31

cla

y), w

ea k

med

ium

to v

er, c

o4rs

e an

gula

r an

dsu

bang

ular

blo

cky

stru

ctur

e, s

light

ly h

ard,

com

mon

very

fin

e an

d fi

ne p

ores

, non

cal

care

ous,

con

ver

y fi

ne a

nd f

ine

root

s, a

brup

t sm

ooth

bou

ndar

y

85 -

120

cm

10Y

R 4

/3 (

moi

st)

and

10Y

R 5

/3 (

dry)

, ,.o

mm

on m

ediu

m f

aint

liff

use

grey

is-b

mL

ttles

, 1,_

:am

; tin

e sa

nd (

10%

cla

y), s

tron

gly

cohe

rent

mas

sive

stru

ctur

e, e

xtre

mel

y ha

rd, p

atzh

y :h

in c

lay

cuta

ns o

n pe

dfac

es, p

artly

c2m

en:c

d, f

ew v

ery

fine

and

fin

e po

res,

non

cal

care

mos

,no

roo

ts,

Soil

Surv

ey o

f B

otsw

ana

FAO

/BO

T/8

5/01

1pr

int d

ate:

24/

05/8

9

HU

MA

N I

NF:

nil


PROFILE: TO 0861

SAMPLE

DEPTH

OH

EC

PC

CEC

Ca

Mg

KNa

PBS


CECclay

PRETR

820

CaCL2

mS/cm

ppm

weight %

ù-----


%vcS

cS

mS

fS

vfS

cSi

fSi

Clay

meq/100gr

A0

20

6.0

5.9

0.1

40.4

2.4

1.5

0.3

0.2

0.1

88

01

25

59

84

13

28

H

30

50

5.0

4.7

0.1

20.2

2.3

0.7

0.3

0.2

0.1

57

01

22

61

93

22

62

65

85

5.4

5.0

0.1

10.2

1.8

0.3

0.1

0.0

0.2

33

21

22

55

75

44

24

D90

110

7.4

7.1

0.1

10.2

6.2

1.0

0.5

0.3

4.2

97

01

23

53

73

49

59

H

Soil Survey of Br,-ewana

FAO/BOT/85/011


PART.SIZE 777,-

METHOD:


P - Pipette Method,

* - Not Known

PRETREATMENT:

0 - Organic Matter,


C - Carbonates,

S - Soluble Salts

N - None

SOT

T P

RO

FIL

E D

ESC

RIP

TIO

NPr

ofile

: TO

083

1U

nit:

CO

5cSt

atus

: 1

GR

ID :

--

LO

CA

TIO

N :

Kuk

e fe

nce

55.1

km W

est o

f K

uke

fram

KU

keco

rner

.G

OO

RD

: 20-

59-0

0-S

23-2

1-40

-EA

UT

EO

R(S

): D

.Fw

ape

E.V

an W

aver

er.

DA

TE

:16

/05/

87C

LA

SSIF

ICA

TIO

NFA

O:

Patr

ic C

alci

sol(

1988

)C

alci

o L

uvis

ol (

1974

)pe

troc

alci

c ph

ase

STPe

troc

alci

c Pa

leus

talf

LA

ND

FCPM

:du

ne f

ield

LA

ND

EL

RO

FI: i

nter

duna

l dep

ress

iun

7020

GR

AM

: ser

tly u

mia

l&tin

g!E

CK

, TO

10C

PA_P

H7:

ued

ium

hum

m,c

k,,,

SUPI

. CL

AP:

slig

ht s

ealin

g, n

e cr

acks

, nil

evid

ence

of

salt,

LIN

D U

SE: c

omm

eroi

al g

razi

ngdp

en lo

w s

hrub

sav

anna

SF1C

LE

ST

reec

S:,r

ubs

- C

atop

hrac

tes

(dom

.)G

rew

ia f

lava

Aca

cia

hebe

clad

aD

ichr

osta

chys

Gra

3ses

/for

bs-

PAsA

'n M

AT

ER

IAL

: lac

ustr

ine

RO

CK

TY

PE:

OC

ND

: dry

O -

40

cmSU

FF ,,

TO

NE

S: n

one

RO

CK

OU

TC

RO

P: n

one

EB

:f1C

N!

slig

ht w

ind

eros

ion

RE

MA

RK

S: L

ocat

ion

on 1

:250

000

to to

pogr

aphi

cal s

heet

SF

34.4

,no

othe

r m

ap e

xist

.Cla

y in

crea

se n

ot c

onfi

rmed

by

Lab

anal

SAM

PLE

S:A

:0

-20

B:

20 -

40

stro

ngly

cal

care

ous,

no

root

s,

AC

103C

3E

IET

LZ

1C

SMR

: ari

dic

POSI

TIO

N: i

rver

par

t-1

LO

PEfO

- 1

2co

ncav

e

GR

ASS

CO

VE

R: <

10

Ao

-20

cm

10Y

R 3

/2 (

moi

st)

and

10Y

R 5

/2 (

dry)

,sa

nd, w

eak

med

ium

and

coa

rse

suba

ugul

ar o

lock

yst

ruct

ure,

slig

htly

har

d, m

any

very

fin

e an

d fe

w f

ine

pore

s,no

n ca

lcar

eous

, man

y ve

ry f

ine

and

few

fin

e as

id m

ediu

m r

oots

, gra

dual

-mc-

:-11

1-,

ound

ary.

Btk

20 -

40 c

mio

yi:o

isti

arc

10Y

R 4

/2 (

dry)

, 14

le s

and,

wea

k m

ediu

m a

nd c

oars

e su

bang

ular

blo

cky

stru

c-

,e, s

light

ly h

ard,

pat

chy

th°

clap

-pe

ofa,

-,es

, mzt

y ve

ry f

ine

LL

d fe

w f

ine

pore

s, f

ew f

ine

sphe

rica

l har

d ca

lcar

eous

whi

tuda

les,

str

ongl

y ca

lcar

eous

,7

fine

and

-.-L

um r

ecto

, abr

upt w

avy

boun

dary

Cok

40 c

m 1

-10

YR

7/2

(m

oist

) an

d 10

YR

8/1

(dr

y), w

eakl

..

....

mas

sive

stru

ctur

e, s

oft,

dom

inan

t med

ium

irre

gula

r ha

rd a

nd s

oft

calc

areo

us w

hite

nod

ules

,

Soii

Surv

ey o

f B

otsw

ana

FA-1

(...

/011

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

----

-pr

int d

ate:

24/

05/8

9

GE

OL

.UN

IT:

DR

AIN

AG

E:

^fe

ctly

dra

ined

HU

MA

N I

NF:

n_i

_l


PROFILE: TO 0831

SAMPLE

DEPTH

P8

EC

PC

CEC

Ca

Mg

KNa

PBS


CECclay

METE

PRETR

H20

CaCL2

mS/cm

ppm

weight %

meq/100gr soil ------û

ZvcS

cS

uS

fS

vfS

cSi

fSi

Clay

meq/100gr

A0

20

7.5

7.4

0.1

30.4

5.2

8.2

1.3

0.2

0.0

100

04

20

48

92

116

23

20

40

7.7

7.5

0.1

20.4

4.7

17.1

1.3

0.2

0.0

100

04

19

45

93

218

18

Survey of Botswana

FAO/BOT/85/011


DETERMINATION

METHOD:


P - Pipette Method,

*Not Known

PRETREATMENT.

0 =. Organic Matter,


C - Carbonates,

S - Soluble Salts

N - None

SO]

Profile: TO 0901

Unit: L7

Status: 1

:2022P4

GR/D :

--

LCCATICO

Lak.

Ngami.

COORD: 20-25-1.0-S

22-49-50-E

AUTHOR!S): A.E.Price

M.D.Mays

A.Remmelzwaal

DATE

;24/93/86

CLA-ESIFICATION

FAO:

Eutric Gleysol(1988)

Eutric Gleysol

ST

Typic Haplaquept

;very fine

mixed

:aquic

LAND7ORA

:lacustrine plain

TOPCCTAI=EY: flat

SURF. CHAR: no sealing, no cracks, n41 evidence of salt,


FFECIES

:Trees

-

Shrubs -

:Oir_dses/fcrbs- Sasbania spp. (dam)

PAP= MATERIAL: lr.custrine

MOIST. OOND: mctst

9-

150 cm

SUR;

,mae

OU

TC

RO

P:none

EROSION

:slight accumulation

bywater

LA

ND

EL

EM

EN

Tnot applicable

MIC

RO

TO

POG

RA

PHY

:even

VE

GE

TA

TIO

N:forbland

SVER:

ROCK TYPE:

GEOL.LINIT:

DRAINAGE

:poorly drained

HUMAN INF: nil

REMARKS: USDA pedon 7 (Eutric Fluvisol) with modifications. Land element:lakebottom,dry since 1983.Platy stucture in C horizon is sedimentary

Rusty mottles along rootchannels

2= loam layer at 64cm.

AGRO

CL

28.Z

ON

E:

3C3

ELEVATION

:920 m


SLOPE

:0

-%

'772 i)5/89

C3

SAMPLES:

A:

0 -

9B:

9- 29

C:

29 -

64

D:

64 - 110

E: 110 - 128

F: 128 - 150

A0 -

9 cm 2.5Y 4/2 (moist) and 2.5Y 6/2 (dry), many fine distinct clear

yellowish-brown mottles. clay- moderate medium subangular t1orkyfalling apart into weak

fine granular structure, very hard firm, stiCky plastic,

many very fine pores, con calcareous. many very fine roots, clearwavy boundary.

Bg

9 -

29 cm

2.5Y 3/1 (moist) and 2.5Y 6/1 (dry). maLy coarse prominent sharp

7ellow-,sh-or.7wn mottles,

lay, weak very coarse prismatic falling apart into

weak

coarse subangular and angular blocky structure. slightly hard friable, stickyplastic, few very fine pores, non calcareous, commonvery fine and fine roots,

clear wavy boundary.

CBg

29 -

64 cm

2.5Y 3/0.5 (moist) and 2.5Y 6/1 (dry), many coax

t sharp yellowish-brown mottles, clay, moderate medium platyto very weak very coarse

prismatic structure, extremely hard very firm, stick r

.as.tic, non calcareous, common very fine roots, clear smooth

boundary.

64 -

110 cm

2.5? 2/0.5 (moist) and 2.5? 6/1 (dry), con coarse p_ominent sharp brown

mottles, clay, mass1ve

structure, hard firm,

sticky plastic, few very fine pores, non calcareous, few yen: fine

and fine roots, clear wavy bouniary.

auga

110 - 128 cm

2.5? 4;1 (moist) and 2.5Y 6/1 (dry), many c:exse dAtinct diffuse

;irownIsh nottles, randy clay tc clay, strongly coherent

maari,;,,

structure, very hard firm, sticky plastic, few very fine and fi.re

porer, nr,,L calcarecc, fsw

fire and

rcots, grad,isl wavy boundary.

2Cg3

128 - 150 cm

2.5Y 4/1 (moist) and 2.5? 7/, (dryl. common orares prominent

ucear brown mottles, clay, strongly coherent massive

structure, extreme/y hard very firm,

sticky plastic, few fine and medivm peres, nor calcarn.lus, few

.7ery fine roots,

vey of Botswana

FAO/BOT/85/011


PROFILE: TO 0901

SAMPLE

DEPTH

pH

EC

PC

CEC

Ca

Mg

RNa

PBS

Particle size (weight 2)

CYClay

METO

PRETR

1120

CaCL2

mS/cm

ppm

weight %


ZvcS

cS

mS

fS

vfS

cSi

fSi

Clay

meq/100gr

La

A0

94.0

3.9

0.0

58.0

41.0

18.1

5.4

1.6

0.8

63

22

12

24

21

67

13

B9

29

3.8

3.6

0.0

76.8

44.8

13.1

4.2

1.0

0.4

42

21

11

12

16

76

23

C29

64

3.9

3.7

0.0

33.7

43.4

16.5

5.4

1.1

0.6

54

13

44

32

23

61

47

D64

110

3.7

3.4

0.0

11.5

24.1

8.5

2.3

0.8

0.6

51

22

15

33

281

22

E110

128

4.0

3.4

0.0

50.6

14.5

7.1

1.8

0.5

0.3

67

00

233

53

14

44

28

128

150

4.3

3.9

0.0

40.4

24.0

14.8

3.7

1.0

0.3

82

00

212

34

14

65

34

Soil Survey of Totswana

FAO/BOT/85/011


PART.SIZE

L'JIAJON

METHOD:

PRETREATMENT:


P - Pipette Method,

0 - Organic Matter,


*Not Known

C - Carbonates,

S - Soluble Salts

N - None

1PTION

Profile: TO 0665

Unit: L11

Status: 1

7021:±4

GRID

: CN-988-452

5:nkm from MakalamaLedi South gate to B}15016.

WORD: 20-22-10-S

23-51-45-E

7.VErbeek,

R.Keleberang

1412

:14110186

f1;11s1;7ATION

FAO: Fpi-Calcio Arenoso1(1988)

Calcio Arenosol (1974)

Sea: ustic

ST :

Crossareni

Usfochrept

lazustrina plain

LAND ELE/MiT

:delta

POSITION: higher part

MICRO TOPOGFATHY: termite mounds

SLOPE

: 0

-1

%straight

:sa'-ng,

craks, nil evì5ce of sa.1.,

sand a

zra.2-

VEGETATI(N: dense tree savanna

GR

ASS

CO

VE

R:

-iarminal1a praninides (d

)Acacia sp.

:Shruns - Dicilrostachy-, ciner,,

frrasrec;forbs-

,brf lATEPLA': lacustrine

ROCK TYPE:

':::"JND,

ir,

nrif.;

;17-

c.17

1:1J

ES:

75 - 120 cm

2.fY :212,5 fmo

)2.5Y 6.5/2 (dry), fine sand, massLrP

TcO

r°J:

whit-

.r, extremely calcareous. very .fr.w

ftne

011

HUMAN INF: nil

ght clay increase in depth

A:

0 -

10

B:

10 -

40

C:

40 -

75

D:

90 - 110

A0 -

10 cm

2.5Y 4'7

) and 2.5Y 5.5/2 (dry), fine sand, weak

tL

Ileo

e subangular blocky structure, slightly bard, common very fine and fine

pores,

strongf.

-,ous, many very fine and fine roots, clear

SiTY.

Bici

10 -

40 cm

2.5Y 413 (oiat) and 2.5Y 6/3 (dry), fine sand, weak medium anicllrse

fine spherical soft calcareous white nodules, strongly calcarecus,

many ,ery fin

Bk2

40 -

75 cm

2.5Y 4,1 (,cist) and 2.5Y 5.5/3 (dry), fine sand, weak medium subangular blockystructure, slightly hard, many very fine and fine pores, frequent

fine spnerls.al

noft calcareous white nodules, strongly calcareous, many

very fine and few medium roots, clear smooth bounda-y

blccky stca-.:rure, sliotly hard, many very fine and fine

pores, frequent

smooth boundary.

, hard to hard, many very fine and fine pores, frequent fine spherical soft

-d

e: 24/05/89

DR

AIN

AG

E:well drained

RO

CK

OU

TC

RO

P:nene


PROFILE: TO 0665

SAMPLE

DEPTH

PR

EC

PC

CEC

Ca

Mg

KNa

PBS


CECclay

KETH

PRETR

1120

CaCl2

MS/CM

ppa

weight %

meq/100gr soil ------û

1vcS

cS

uS

fS

vfS

cSi

fSi

Clay

ueq/100gr

010

8.4

7.5

0.1

60.3

2.1

25.1

3.3

0.4

0.8

100

00

17

62

72

211

8

10

40

8.5

7.7

0.1

30.2

1.9

25.5

3.9

0.3

0.8

100

01

15

67

62

27

16.

40

75

8.5

7.6

0.2

40.2

1.7

24.4

2.9

0.2

0.9

100

11

15

61

73

111

8H

90

110

8.7

7.9

0.1

10.1

1.8

35.4

3.6

0.3

0.8

100

00

18

57

62

115

9H

i.L, .,..rvey of Botswana

FAO/BOT/85/011


-i.ART.SIZE DETERMINATION

METBOD:

HHydroueter Method,

P - Pipette Method,

*I

Known

PRETREATMENT:

0 .

iitter,


Ccates,

S -

Salts

NNone

'ROFILE DESCRIPTION

Profile: MA 0106

Unit; L243

Status: 1

SHEET

:1323D3

CRID

-ARO C1IM.ZONE: 2C2

LCCATI3N

Xhwva molapc.

000RD: 19-45-38-S

23-37-47-E

AUTHOR(S): K.Verbeek G.Baert

DATE :

14/02/85

CLASSIFICATION

FAO:

Luvic Calrisol(1988)

Calcio Luvisol (1974)

sodio phase

: ustic

ST

Typ1c Haplustalt

LAND-CORM !abaal plain

LAND ELEMENT

:island

_A4: lower part

1OP0CRA2HY: almost flat

MICRO

TO

POG

RA

PHY

:even

T:

0- 1

%312F, CHAR:

docracks, nil evndenmf, of salt,

I.AND USE: traditional grazing

grassland

u8ASSCOVER:

)7,=11CIES

:Trees

Shrubs

Grasgs/forbs-

1,:.1,127: MATES:Mi.: lacustriNe

RO

CK

TYPE:

CT:

COND: doy C

-10 , moist iC

-110 cm

ulna.

:imperfectly drained

ini..:iTUNES: none

RO

CK

OU

TC

RO

P:none

;nil

""ARKS: Depression on island. Repeat EC, check for saline phase

PIES:

A:

0-

10

B:

20-

40

C:

80 - 100

A0

-15 cm

0YR

(=1s

t)and JAR 6.5/1 (dry), fine sand to loamy fine sand, weak medium subangular

blocky structure, slightly hard, strongly calcareous, few

ruc

abrnpt s,modth 7-,inncary.

Btkl

15 -

50 cm

¡CYR L4L (mist), mummon coarsa ditincc miftuse hack mottles, sandy loar..,

c.ra, coarse and very coarse subangular blocky structure, firm, broken thin

clay :n:csrs on pedfaces, strongly calcare-)us, few

roots, clear smooth

bo.u

n4ar

7.

50 - 110 cm

if:TR 3/2 (moist), w.ny coarse distinct diffuse black mottles, sandy clay loam, weakcoarse subangular blocky structure, very firm, broken thin

ciar cnLanl or

-9,j9

c,7!

s,strongly calcareous, very few

roots,


FAO/B0T185/011


HUMAN INF: nil


PROFILE: MA 0106

_7

ava .7

_0 a

0

DEPTH

pH

EC

PC

CEC

Ca

mg

KNa

PBS


PRETR

1120

CaCL2

mS/cm

ppm

weight %


2vcS

cS

mS

fS

vfS

cSi

fSi

Clay

megli0Ogr

010

10.1

8.9

0.7

30.2

7.4

12.5

1.0

2.0

6.2

100

01

24

46

94

710

66

20

40

10.4

9.8

1.2

60.1

10.9

5.5

0.7

1.5

6.9

100

01

10

53

83

10

16

64

80

100

10.6

9.2

3.5

28

0.1

14.0

3.1

0.4

1.6

14.0

100

01

10

52

72

424

57

_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-__ -----------

Soil Survey of Botsv

a---/8.-'011


PART.SIn

LNATION

iHydrometer Method,

Pp

r Me hod,

* - Not Known

.:

3 - Organic Matter,

F - FrL:

C - Carbonates,

S - Soluble Salts

N - None

prin

t dat

e:

PRO

FIL

E D

ESC

RIP

TIO

NPr

ofile

:da

0421

Uni

t: L

36St

atus

: 2

=H

OR

(S);

G.B

aert

K.V

erle

ekR

.Kel

ebem

ang

DA

TE

:17

/09/

85

LO

CA

TIO

N :

Mat

aba

depr

essi

on Z

-W o

utlin

e_C

OO

RD

: 19-

01-2

8-S

24-0

0-22

-EE

LE

VA

TIO

N

CL

ASS

IFIC

AT

ION

FAO

:C

mlc

i, C

uern

ozem

(198

8)C

alci

c C

hern

ozem

(19

74)

ST :

Typ

id

GR

ID:

-A

GR

O C

IMP'

,;:

SKR

: ust

ic-a

quic

Ird=

6F5R

Mia

mus

trin

e pi

nin

LA

ND

EU

T:

not a

pplic

able

POSI

TIO

N: i

nter

med

iate

par

t76

,PSG

RA

PIM

alm

ost f

lor,

MIC

RO

TO

FCC

RA

PHY

: eve

n:

0-

0.52

_OPP

CH

MR

: no

cran

ks. r

il--

,:a

d sa

lt,IM

PIN

666

. no

appa

rent

-r-

,rra

emV

EG

ET

AT

ION

: ope

n sh

rub

sava

nna

GR

ASS

CO

VE

R:

SIFO

IES

'free

s-

gT

anlb

sf.

caci

a L

orti.

Lis

sub

s. h

eter

ocan

tha

(dom

.)Sr

asse

s/fo

rs-

r4P0

21 K

NT

ER

ialo

lacn

Ntr

ine

RO

CK

TY

PE:

GE

OL

.UN

IT:

airs

J:0,

3D: d

ry-

120

cmD

RA

INA

GE

: im

perf

ectly

dra

ined

LT

2:-.

S1r,

IFS-

non

eR

OC

K O

UT

CR

OP:

non

eD

oPIO

Nsl

ight

win

d er

osio

n/de

posi

tion

HU

NA

N I

NF:

nil

?AR

KS:

Lim

e no

dule

s at

sur

face

.Hor

izon

CR

is n

earl

y pu

re li

me.

Aug

erin

g fr

om 8

0cm

onw

ards

.

aPPL

ES:

A:

0-25

B:

30 -

50C

:90

- 12

0

A0

-25

cm

10Y

R 2

/1-

(moi

st)

and

10Y

R 4

/1-

(dry

), c

lay,

mod

erat

e:o

arub

arrm

aar

rid

angu

lar

bloc

ky s

truc

ture

, ver

y ha

rd,

com

mon

fin

e an

d m

ediu

m p

ores

,fe

w f

ine

sphe

rica

l sof

t cal

care

ous

whi

te n

odul

es, n

t.m.y

;3,,

as, ,

---m

on f

:o

med

ium

ror

ts, c

lear

wav

y bo

unda

ry

Btk

l25

-55

cm

lOY

R I

'MO

ir,!

:î an

d A

YR

4.V

1tir

y), c

lay,

mod

erat

e fi

ne s

uban

gula

r bl

ocky

str

uctu

re, s

ghtly

har

dto

har

d, c

omm

on f

ine

and

med

ium

por

es, f

requ

ent

drar

se ir

regu

lar

soft

cal

aeod

s w

hite

nod

ules

, str

ongl

y ca

lcar

eous

, ver

y fe

wro

ots,

cle

ro-

.moo

th b

ound

ary.

Btk

255

- 1

20 c

m1C

(1:7

3.5/

2 :=

Ist)

and

JO

YR

-/"

,5

(dry

), c

lay,

wea

l, ne

diam

and

coa

rse

suba

ngul

ar 1

-loo

ky o

couc

ture

,r.

,mm

on y

ea!

afi

ne p

ores

, fre

quen

tar

arca

lore

gula

l sm

ft d

a.1:

sreo

roN

ite n

odul

es a

nd f

requ

eu: f

ine

Irre

gula

r so

ft c

alca

reou

s w

hite

nod

oro

ngly

caM

carc

m r

ery

few

root

s,gr

adua

l sm

ooth

bou

ndar

y

cm +

,.°s:

1 an

d 10

YR

,cl

ay, m

assi

vest

ruct

ure,

har

d, s

tron

gl.:o

a,:e

ous,

no

-

----

----

----

----

Scil

Surv

ey (

SOIL

AN

AL

YSI

S R

ESU

LT

S

';A 0

421

lRJL

J

SA14

2,E

1:10

HpH

EC

PC

CE

EC

aM

gK

Na

PBS

Part

icle

sis

e (w

eigh

t %)

PRE

TR

H20

CaCL2

mS/cm

ppm

weight %


vcS

cS

oS

fS

vfS

cSi

fSi

Clay


LH =

.:cmeter Method,

P - Pipette Method,

PRE:

=Laic Matter,


CS - Soluble Salts

N - None

FAO/Ba=,

/011

Prin

tdate: 24/05/89

025

7.2

6.6

0.0

41.5

32.2

66.6

3.4

1.7

0.2

100

00

14

10

11

22

53

50

30

50

7.5

7.3

0.0

10.5

25.0

74.6

3.8

0.9

0.4

100

00

89

24

55

42

90

7.8

7.5

0.0

10.4

24.1

68.8

7.6

1.0

3.4

100

01

13

11

814

63

36

f-ROF7,11 r.TSCKKION

Profile! If° G3'8

Unit: 137

Status: 1

2222E4

GRID :

--

AGRC CT"-`

' 2C3

LAke Pgami.

ODORD: 20-29-02-8

22-46-00-E

ELEVia"

'920 m

AL

IMO

R(S

T,D

-Maf

oko

R.K

eleb

eman

gDATE :

11;02/65

CL.

SIELCATTON

FAO: Mollic gleysol (1974)

SMR: a: -i-

3T :

Haplacix-1'

!iz,custrine plain

LAND ELEMENT

:not applicable

POSITION

1-ral9GRAIITY! aincat fiat


SLOPE

:0

- 0.5%

SURF. uBik

clagb

seLíng, no crac-, nil evidence of salt,

:ANE

urE

,:to appL,rent mam,,agement system

VEGETATION: forbland

GRASSCOVER:

t'Et:73S

TrP

ezShLuos -

fzes/forbs-

J-=

' MATERIAL: laccLtrine

ROCK TYPE:

m.2ct j

-211

2m

10r,t,W,7,:sTS:

ROCK OUTCROP: none

ERWIGr;

Wiight ;ttimwlation by water

-11eiRKS: Bg sedimentary structure; horizontally laminated.

Augering from 160+ watertable at 210cm.

MPLES:

A:

0 -

20

B:

30 -

50

C:

80 - 100

D: 190 - 210

A0 -

25 cm

10YE 3/1- /moiut.. mary toarse urttoteut slurp reddItt mottles, clay,

moderate fine and medium subangular blocky

struoture, firm, comisos fine pores,

pattareou, many tine touts. tIsat /ant? boutOpry,

Bg

25 - 150 cm

10YR 3/1 (me

-:, many coarse prominent sharp reddish mottles, clay, weak

very coarse prismatic faltltg start into moderate fine

to coarse

angular blocWy wtructure, extremely firm, few fine

pores, non calcareous, common

roots, abrupt ampott noutdaty,

- 210 cm

1777 ":']

(moist), clay, no

calcareous,

Spa'

Botsw-at_

30T 85 I O. 1 I

print date: 08/05189

GECL.ON:7!

DRAINAGE : poorly drained

HUMAN INF: nil

STA

ND

AR

D S

OIL

AN

AL

YSI

S R

ESU

LT

S

PRO

FIL

E: T

O 0

318

, of

Bom

70T

/ER

-.at

e: 0

8/05

/89

:.Y

ET

ER

MD

4Tr

ME

TH

OD

:H

ydro

tRte

t;

rPR

LT

RE

A1T

O-

Org

anyc

Mat

m

0 30 80 _90

20 50

100

210

5.0

4.1

3.8

4,4

3.5

3.4

0.0

0,0

0.0

0.0

2 2 2 8

1.9

1,8

1.8

1,7

43.5

8.4

14.9

8

5.4

5.4

2.3

1.0

0.4

0.2

0.2 .2

52 49 49 47

0 0 0 0

0 0 0 0

0 0 0 13

2

2 4 6

17 14 11 24

82 83 63

44 44 30

PHur

caM

axt

icle

siz

e (w

eigh

tM

ET

EFR

ET

R

H20

CaC

L2

mS/

cmpp

mw

eign

tm

eq/

al ------u

vcS

cSm

SfS

vfS

csy

fSi

C:

-

16.6

1K26

263

2_57

Loc

.).7

37-6

.74

;_6

5666

, E 6

f Sn

onel

se,

.771

6,3:

7; 3

/6E

A66

:66.

06,1

;'-)7

.S 1

336r

-c.

6.17

ar66

.et

6511

21`1

6111

6:16

6SA

O:

Ferr

a_li

(197

4)ST

;is

t-66

6666

7,21

c-sa

site

isr6

.61.

61,2

6.6.

63Fa

Ln.

'10.

6`X

6..A

PHY

:3.

1.76

7,st

fia

r16

0E6.

0HA

P. 7

67rr

cat-

incs

LA

ND

crai

1tio

nai g

ra:i

SK.:J

.FS

Trn

esfe

rw...

..aa°

61a

3etie

et: (

Am

.)-

Slic

uts

Ter

-min

:die

366

36ea

Gre

vria

sp.

51.1

.63s

3.67

-656

36,s

-

6,6_

,Ps2

1,6

6336

6:61

6.12

neJl

iar

"T0

-23

- ;)

6 na

,st

y-76

6666

0DE

S: a

cre

TPO

SI66

,36.

ight

ea.1

6 2)

3si6

eide

pos3

ti-,,L

A0

-16

cm

10Y

R 6

16 5

(m

ist)

and

IS:

TR

6.5

,13,

566

6,,,,

ran:

reou

s, c

on -

_--;

6666

. -L

ens;

266,

16 -

100

cm

'.31,

SSP

. 3'6

r.rr

o2.2

6666

as-

-7.6

(,r,

251D

. vr

c-13

t-ec

!!A

616

05IM

.20N

E.

66k1

416

L3-

`..,

(-c

23-5

9-:

EL

E76

1663

0D26

6761

"1.6

/11

SMR

: u-s

tin

LA

NE

'E.,E

.676

6.5.

7:

r.6t

.PO

SIT

ION

: int

erm

edia

te p

art

1672

CR

O 1

0?0(

,9A

.:117

: rs

262;

626.

-s7k

sSL

OPE

:O

-

VE

GE

TA

TIO

N: s

avan

naG

RA

SSC

OV

ER

:

RO

CK

776

;.6,

61.G

ic U

NIT

:

RO

CK

OU

TC

RO

P: n

one

PRA

134A

GT

sone

6.2.

672

exce

ssiv

ely

drai

ned

HU

MA

N I

NF:

nil

angu

.ha

rd,.

CC

:, er

y f3

65 5

°'"

fine

por

es,

y m

ottlE

,ery

wea

l:a

ngul

ar b

loc

Stru

light

ly h

ard

co h

ard,

°ss

°05

/89

SP26

:A

:15

B.:

8-

----

----

----

----

----

----

-25

211-

6 66

2.2

1656

.61.

522

----

----

----

--St

atus

: 3

STA

ND

A-

'SI

SIT

S--

----

----

--

PRO

FIL

E: M

A 0

060

SAIP

LE

DE

ME

pHE

C.

CC

EC

Ca

Mg

KN

aPB

S2e

(wei

ght 2

)C

EC

clay

PRE

TR

H20

CaC

L2

mS/

...pp

mw

eig

----

meq

/100

gr'

----

--ù

2vc

aco

mS

fSvf

ScS

ifS

iC

lay

meq

/100

g

A0

156.

15.

30.

01

0.2

4.3

3.0

0.9

.20.

095

01

2761

70

05

73

B83

157

/57

1.8

0.5

,7.

13.

82.

00.

80.

10.

01

2660

70

15

.5L

_27_

7 _

____

____

____

____

____

____

__ 7

2223

_ ,..

.22-

2222

2222

2-22

2222

2222

2-22

2222

2222

-272

,.

.. .

..._

...

.22

22.2

322-

2222

2222

22-2

222.

2.22

2_22

2222

2223

____

____

____

___

____

____

_272

2So

il92r2e7 57 85-5332

9195

1S82

3811

0!11-1757"

da5e

.08

/85/

89

EA

RT

.FIZ

E T

ET

3258

:955

5104

M5T

83; H

- H

ydro

met

er M

ethm

d,P

:133.85io

I118

.222

51 P

7193

20

- O

rgan

ic M

atte

r,F

-27e2 /2132.1 5:173717,-

8 -

89.58_.735,9,L

Salts

N -

Non

e

_1-

RO

FTL

E D

ESC

RT

PTI8

4';

)5b

Stat

us: I

0.1:

0DA

1L

Ir

303

LO

CA

TIM

Hai

ra V

elp)

8.2

10:)

;Tnr

rT E

vss

flnx

81L

5028

.00

OR

D. 2

C-T

+-2

r-S

ET

ET

AT

TO

PA

UT

EO

R(S

): K

beilf

pra

RA

elen

amen

,pC

lsSS

1FIC

AT

ION

FAO

: Lis

mel

li-nu

s.c

Are

npnl

e.,-

)80)

Luv

ic A

reno

so:

SKR

:31

fC

nTnn

tfilp

arne

nT0.

A;T

E0i

pla

rn0.

40,0

E.T

M.7

387

L0P

0.1

-pT

iT80

80,0

7.81

:- ..

.fT

88ro

pn p

nrn

00T

0(.8

88)T

8:::

P-T

5P4)

:080

Tr;

TC

8T88

T.

SA1,

TB

af T

ITT

gnt s

nalT

cp-

8, ,p

sT.f

.ni

l'sa

lt, b

leac

hed

sand

on

surf

ace

grar

i)sV

EC

ET

AT

1IT

EC

-180

En0

-TT

I '8

Shrn

isPl

a.00

.1.n

Tna

ters

.fr,

yt

Bur

kea

-few

ia f

lava

Ter

min

alia

ser

icea

FEiT

t

MkI

TE

P1A

L1

aecl

ian.

001p

nns.

RO

CK

TY

?'C

jIC

I-C

')N5

dry

-'8

'rt

di d

rai3

..TR

F-Sl

0NE

E8

T8n

eR

OC

K O

UT

me

FRO

SIO

r

RE

MA

RK

S: A

uger

ing

120+

.C

o]:

yban

ds, i

n B

t 7.5

YR

n0 to

SAM

PLE

S:A

:0

30-

80C

:12

0 -

A0

40 c

m10

Y5/

2 (n

o:an

d 10

YR

5/2

(dr

y).

.T

'aak

med

ium

a.

non

zare

ous

,m

mon

ver

y fi

ne a

nd :

='ll

ae s

moo

th b

oun

.

B40

-L

i,l c

i.;T

T,'

.!T

0Ii

ip-;

,....1

--,

r,...

in)7

.),

:1»,

lass

iri

r-rt

o,,,

y .<

,,r)d

p-y

Bt1

110

- 16

0 cm

JTT

I.8

,0 ;E

a-ts

f.'C

T8

(dry

),

Bt2

160

- (8

0B

YR

6/3

(dr

).

turn

, har

d,m

ode8

cla

no o

thel

r bl

ocky

str

uctl

SHE

ET

;

e08

/05/

89FA

O/B

OT

----

----

----

---

+1,

d fi

ne p

ores

,

ry f

ew f

ire

areo

us, n

o ro

ots,


P(.(172

TO 0718

--------- ------------------------------------ ------ -------

--------------------------

SP((

DEPTH

PH

EC

PC

CE(

Lm

gK

Na

PBS

.L,2

;e (

wei

ght %

)C

EC

clav

METE

PRETR

H20

CaC

L2

mS(

cmpp

mw

eigh

t % ù

megil0Ogr soil -ù

vcS

cm

uS

fS

vfS

cSi f"

`..

S,

Ina

FAO/B0TI85/


MITHOE

ihydr«aet,(

PRETREATMENI.:

0 - Orgrjr,

M(.

1-41

7Fve

Iron Cxid.?,,,

CC

arbo

nate

s,S

- So

babl

e Sa

ltsN - Note

.----------,

T.-:inc dart, O8!05/89

P - Pr,pette Methcd

*Not Known

3.7

1.6

0.8

0.1

0.0

68

02

28

63

11

2161

4.0

1.3

0.8

0.1

55

01

19

66

42

285

5.6

2.1

1.3

0.-

T66

02

25

62

A0

30

6.5

6.1

0.0

20.0

60

80

5.9

5.7

0.0

10.0

5.9

5.8

0.0

0.1

n t6

6,8

5/-5

// 5/

3 (d

ry),

fin

8 sa

nd, w

eak

mad

ium

and

coa

rse

suba

ngul

ar b

loc

firf

,11

niO

tS, c

lear

wav

y Ic

r,rv

iv

vici

:8-

8! 8

_88

6/4

(dry

fine

san

d, w

esvT

s ce

here

nt m

assi

vest

riI.

=

S888

T88

28 -

-68

88 8

888

88C

:rr

8,61

- cc

ivne

r,88

888=

86i

23-2

9-1

-86=

iirO

F881808,3):

K,i8

8188

818.

88.1

831s

n88

7an

4ace

rad

LA

IC:

C8888188888188

8ven

8J81

:18i;

-Evi

l,.

SIM

R:

arid

ic81

iic il

uart

zips

am-

LA

N8F

8E8.

-'---

,crv

8iu8

80=

814

cica

iT

8888

8-88

8888

v. 6

81.

8a;

818h

888

888

- 2

%co

nvex

38E

8, C

8.88

z av

sei

lii.2

8 ic

i88c

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nce

of s

alt,

blea

ched

san

d on

sur

face

L86

8) U

SE: 6

.-zz

p vu

ni. 8

razt

v,=

VE

GE

TA

TIO

N: d

er:

GR

ASS

CC

N,

1 %

377.

1ES-

:-

r5/5

e.oc

a a

ric8

.8.-

dia

(dom

.)B

osc

:886

iVi

8,8i

,i8'1

r1

Cro

ton

grat

is:

PAR

= 1

18T

88T

P.1

ar-»

av c

rdR

OC

GE

OL

.UN

IT,

8,81

8T. a

61:8

18 ic

y-

628

r2DRAINAGE

sLes

sIss

ly 8

.rav

veC

SUR

2.8M

8ES:

nvv

rR

OC

K O

UT

CR

OP:

non

c88

0,83

88vi

6.8

8,

eros

ion

icsi

tion

HU

MA

N 1

NF:

nil

REMARKS:

Ove

rgra

zing

, Cla

yIm

65c

m o

n ev

ery

s3YR5/6D.Location is on 1:250000

topo

grap

hica

l she

et S

F 34

.4 n

o ot

her

map

exi

st.

SAM

PLE

S:0

-25

0- 6

0C:

6-

D:

91

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It d

ate:

08/

05/8

9

888

A0

1666

25 -

,,i88

f

BU

60 -

80 c

m88

8

Bt2

80 -

128

6m

.8.1

, 8'6

Soi:.

Prof

ile: T

O iv

i8!-

Zta

sus:

y ve

rf

non

calc

areo

us, c

omm

on

slig

htly

har

d, m

any

and

fine

por

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vi, f

ew *

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y fi

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nd c

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on c

alca

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=88

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c8ar

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rn

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btly

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d,th

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el5-

8ivry

-

STA

ND

AR

D--

--_-

_-_-

_-_-

__.

K,I

0F1.

1,3.

TO

61,

2S

I L

LS

RE

SUL

TS

SAT

'2L

ECEO

KNa

PBS

,weight %)

CECcl,

PRETR

1120

CaCL2

uS/om

ppm

weight %

me,ii,..)Ogr soil ------ù

vcS

fS

vfS

cSi

fSi

Clay

ued/lugi:

A0

25

6.4

6.4

0.0

60.1

3,1

1.7

0.6

0.1

0.0

77

04

28

53

81

24

77

30

60

5.1

4.9

0.0

20.0

3.3

0.5

0.6

0.1

0.0

36

06

27

54

81

14

85

C,,,,

,,,,,

4.7

4.7

0.0

20.0

3.4

0.4

0.6

0.1

0.0

06

7252

81

15

74

rj

D5.0

5.0

0.0

20.0

3.5

0.9

0.8

0.1

0,0

752

80

14

88

E


FAO/30T185/011

.E-int date: 08/05/89

PAR

T.S

IZE

DFT

ER

/..fL

NA

TIO

NM

ET

HO

D:

HHydroueter Aethod,

P - Pipette Method,

* - Not Known

PRZEREATHDIT:

0 - Orgaic


CCarbonates,

S - Soluble Salts

N - None

____

__--

----

- --

----

----

----

- -

----

-- -

---

---

----

----

-_--

-__-

---

-- -

----

--__

____

__--

- --

----

----

----

----

----

----

-- -

---

----

---

----

----

----

----

----

---

----

- -

----

-- -

---

--SOIL PROFILE DESCRIPTION

Profile: TO 0902

Unit: S17

Status: 1

--------- --------

----

-___

____

____

____

____

_ --

----

----

----

----

- --

----

-- -

----

- --

----

---_

_---

----

---

----

----

---

-_--

----

---_

-___

___-

-___

----

___

----

----

----

----

----

----

----

----

----

----

---

SHEET

: 2023A3

GRID :

--

AGRO CLIM.ZONE: 2C3

LOCATION : Maun-Toteng road, 46.5km from Miun,8km SE.

COORD: 20-19-18-S

23-09-11-E

ELEVATION

:930 m

AUTHOR(S): A.Remmelzwaal K.Verbeek G.Baert

B.Kopelo

DATE : 15/04/86

CLASSIFICATION

FAO: Eutri-Haplic Arenosol(1988)


SMR: ustic

ST

:Ustic Quartzipsamment

LANDFORM

:sand plain

LAND ELEMENT

: not applicable

POSITION: intermediate part

TOPOGRAPHY: gently undulating

MICRO TOPOGRAPHY: medium hummocks

MOPE

: 0

- 1

%SURF. CHAR: no sealing, no cracks, nil evidence of salt,


VEGETATION: savanna

GRASSCOVER:

SPECIES : Trees

- Terminalia prunioides (dom.)

Acacia erioloba

:Shrubs - Acacia mellifera (dom.)

Acacia erioloba

Dichrostachys cinerea

Ximenia americana

:Grasses/forbs-

PARENT MATERIAL: aeolian sand

ROCK TYPE:

GEOL.UNIT:

MOIST. 00ND: dry 0 - 170 cm

DRKINAGE

: well drained

SURF.STONES: none

ROCK OUTCROP: none

EROSION

:nil

HUMAN INF: nil

REMARKS: Same position as T00390. Burrows are calcareous in Cl and C2.

SAMPLES:

A:

0 -

32

B:

32 -

57

C:

57- 80

D:

80 - 105

E: 105 - 140

F: 140 - 170

---_

____

____

____

___-

-_-_

____

____

---

----

----

---

---

____

____

____

_ --

----

---

----

----

-- -

----

----

---

----

----

---

----

----

----

---_

____

__ -

----

----

---

--_-

-_--

----

---

---

----

- -

----

--

A0 -

32 cm

10YR 3/2 (moist) and 10YR 4/2 (dry), fine sand, very weak medium sulangular blocky structure, soft very friable, non sticky non plastic, fev

very fine and fine and few umdium pores, non calcareous, many fine and medium roots, gradual smooth boundary.

AC

32

57 cm

10YR 3.5/2 (moist) and 10YR 4.5/2 (dry), fine sand, very weak coarse subangular blocky structure, soft to slightly hard very friable,

non sticky non plastic, few very fine and fine pores, non calcareous, con fine and medium roots, gradual smooth boundary.

Cl

57

80 cm

10YR 3.5/2 (moist) and 10YR 4.5/2 (dry), fine sand, weakly coherent massive

structure, soft to slightly hard very friable,

non sticky non plastic, few very fine pores, non calcareous, few infilled burrows, few fine roots, diffuse smooth boundary.

C2

80 - 105 cm

10YR 4/2 (moist) and 10YR 5/2 (dry), fine sand, weakly coherent umssive

structure, soft very friable, non sticky non plastic, few very fine pores, very few

fine spherical soft calcareous white nodules, non calcareous, few infilled burrows, few fine roots, diffuse wavy boundary.

C3

105 - 140 cm

10YR 4.5/2 (moist) and 10YR 6/2 (dry), fine sand, weakly coherent massive

structure, soft very friable, non sticky non plastic, few very fine pores, few

fine spherical soft calcareous white nodules, non calcareous, few fine roots, clear smooth boundary.

140 - 170 cm

10YR 5.5/2 (moist) and 10YR 712 (dry), fine sand, weakly coherent massive

structure, soft very friable, non sticky non plastic, few very fine pores, frequent

fine spherical soft calcareous white nodules, strongly calcareous, few fine roots,


FAO/B0T/85/011

print data: 08/05/89


P1WILE: TO 0902

-------------,---

CaCL2

Er.

PC

CEC

Ca

Mg

KN

aPB

S

:/cm

ppm

weight %

neq/100gr soil

----

--eE

Particle size (weight E)

vcs

csi

fS

vfS

cSi

fSi

Clay

CECclay

neq/100gr

-------

DEPTH

A0

32

8.9

7.5

0.0

20.3

7.0

9.7

0.8

0.2

0.0

100

05

23

56

93

4725

B32

57

9.0

7.6

0.0

10.1

7.5

5.9

0.4

0.1

0.1

87

21

20

58

10

237

E

C57

80

8.7

7.8

0.0

10.1

6.9

5.4

0.5

0.0

0.1

87

04

23

53

10

43

3197

D80

105

8.9

7.6

0.0

10.1

6.4

5.1

0.5

0.1

0.1

91

04

20

57

10

33

3188

E

105

140

8.9

7.9

0.0

10.1

6.7

5.6

0.7

0.1

0.1

97

03

19

58

10

33

3197

F140

170

8.9

7.9

0.0

10.2

6.6

31.1

0.8

0.0

0.1

100

01

20

57

10

15

691

H-----


FAO/BOT/85/011


PART.SIZEDETERHINATTm

.nu

INJa

.H

Hydrz,reter Method,

P - Pipette Method,

0 - Organic Matter,

P' Free Iron Oxides.

* - Not Known

C - Carbonates,

-Salts

NNone

4 AREL EST

48

I. TES FOR SOIL UNITS IN MAIT LSD TOTENG

Arta caltulations for the 1:250000 reconn of Maun and

Toteng.

49

Note: These figures Nere dp.rived fg-oT e dnt-

sheet.ttiie therefore shoul'.1 no t

proxlmrit extent5 5ince the perce,'tace ofar estimate.

animeter ovela'y LF: the mar

a5 nd I C. a

un -, lq unIt

Soil Unit Maun (Irrn) loteng (km) total (km)

A7 E E2

A7a 65 7

07b 16 122

A9 283 88 251

A9a 329 345A9b 103

Al4a 137 9P

Al5a 1049 484 147H

A2I 567 390 957

A2la AI

A24 102

A24a 4 89

A24b 966 138 >

ti 24d 10 36 LO,

A313 299 11 315A3lb 234 40 274A40 2443 1049 349:i

A40a 617 42 E. 24A40b 333 1EE 4T]A40c _. 43A41 959 336 1195tDl L. _ 33 32A47 - 82 22

207 207158P 72 1654

Total 10371 3631 14002

C unr, - Soils on highly cal_

CI 31C3 397 397C4a 6'4 auiL5b 63 63C5c 812 812

Total 787 787

811a

513 47

181

817

.817d 16

Total 1425 7030 H455

L units - Soils on lacustrine deposite

L6a

L7 171 171

L11 10 VP RPLlla 377 277L11h 84 84

L12 12h 126L12b 160 L 1039L16- 93 13381_22a 432L22c 646L23L24 214 34 248l_t4t3 11 25 36LE4b - 73 73L24c 24::1 243i_24c1 572 572LE4o. 01 61

[PA 5 5

136 11 11

L37 48 48L38 64

L40 25

L1/3 33

Total 514 5201 5715

S unit Us on coarse qra ned sedimentary rocks

Slb 336 336E2 507 1339 1846SS 22

60

305

163

Units G, D, 13, R, oi!5 of the hardveld

13 I c

L-34 47 47

G1. 3a 37 37

D b I 4 i I 4 iB5c33 22

92 '7?E!

Total 404 404

Total area 12310 17053 29363

calculated

Swamp area 4700 km

(the approximate area of swamp tjpr:P , as calculated from the totai and in

relation with the sattelite imagery u5ed).

51

Printed by Agricultural Information ServicesMinistry of Agriculture

PlBag 003, Gaborone, Botswana

6/89 - .05 M

the soils of southeast ngamiland - food and agriculture ... · docvment do not imp17 the expreiion...

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