100 lines
3.4 KiB
Plaintext
100 lines
3.4 KiB
Plaintext
|
||
|
||
|
||
|
||
Chapter 11
|
||
|
||
|
||
|
||
DRYLAND STRATEGIES
|
||
|
||
me dunes. |Ike nnrrnoruo chords. rnuluply Ind
|
||
repenl me noles or me “ism, slim sands...
|
||
ynu now hear wnnl sound. lllee me sonurous
|
||
musle claimant drumo— roll aner roll...
|
||
|
||
m! ,1969, on are Tolsolmrnune ol llre dnnts)
|
||
|
||
|
||
|
||
111
|
||
INTRODUCTION
|
||
|
||
Tne dtvehymtm of rooservnme strilesln iur rne
|
||
preserve-ion oi dryland speoes, and ior lne respons—
|
||
lule human use snol minigemem ol .rld lands ls
|
||
pmbably m. wnfld‘s musr pnssmg pmblm in landv
|
||
scape nlsrogernenl. Only spondlr warld snenrion Ii
|
||
given in lsrnine or dmghi m .nd areas. wuh suelr
|
||
“iuddm' emergencies consuming gm! quanones ol
|
||
resources and linsnee. nnrrln ui which is wssled in
|
||
mbnunagtmcnt
|
||
|
||
problems a! sriorry, sslled soils, Ind kingvkrm
|
||
drought an .lrmys be :11pr wlrele we venlure inlo
|
||
deserr borders with parlorslirrn 2nd cropping, lor
|
||
rodeo rouse roiursl backgwund Hudlulionsnl rsinisll
|
||
due lo e-rur sud moon orblls, and solsr rudisnon
|
||
“runes, we as expaloilers sod deioreslnllon, soil
|
||
erosion, and me soruequenl salon; ol wares and 5m):
|
||
All om am an «sending my dryhnd am: one
|
||
bang ere-led, sud anleeeoenl plan! and nnirnel spudu
|
||
are thereby lmuelrl lo exam-ion
|
||
|
||
A great many Adda": speaes .re nor in mueln
|
||
dry—sduoled s. dmngnflidlngv Hams dry on, ease
|
||
smlh, or my only us seeds snd lubers in draught.
|
||
Many lrees are dry-deciduous, evading me worsl
|
||
eueors ol drouglri .n s leslless slule, our lruly
|
||
drougnr-sdnpleo plum speeies also erlsl, and use woo
|
||
insulsnon, redused irsnsprrulron, sud large wsler
|
||
srorsge organs lo wuhsland drunghls Arum-ls
|
||
|
||
308
|
||
|
||
sesriysle, mlgnhe lo humid uses, or take Muse near
|
||
oases and wener amass Msny sniulsls gu sumcioru
|
||
wsler by eating sueeulenl yegelorwn, by blowing sl
|
||
nigh! n1 lskr Idunnge oi rondenrsilon, or by
|
||
predatinn on lnseels sud urlrer speries or .nnnsls.
|
||
Almosl all srnull animals blmvw by any ro escape soil
|
||
lernperslure Iluenorions. oner. iol or 2 in deep 5orne
|
||
lerrnue eolonles develop deep galleries no la m) lo
|
||
mine wsrer, Ind also arrange I" mndlhonlng by
|
||
sdsoled peoneonle surisee nesr snuerures
|
||
|
||
lnnusmg desenrnesnon ol :smhunl lunds has
|
||
loeused world snennon on ssll and dmugm—lnknm
|
||
plsnr species ol pmmlial use. Gary Nuulmrr lin Annals
|
||
of am» ivlll, ml his lolulled oso edible phm speoes
|
||
for me Sononn and Gnol sum. desens ol llne Noni.
|
||
Amencin lnl r (2M ul llle lolsl speelosl nie
|
||
semisolid or lrnnsinunsl areas are psrlleulsrly
|
||
spednakh. mus desenirresoon rs (3km; s rapid roll
|
||
on polennul uselul phm dryslsiry of rne 936 woody
|
||
Plsnis In (M West Auslmhan when-belt, ms are ll
|
||
risk Lust reserves are urgently needed, rile ruesenl
|
||
reserves in srid lands sre 'enrirely lnedequsle lo
|
||
eunserve even . ususl pmpanion oi rne genetic
|
||
ysriuriun. - (Nulslonn, mid.)
|
||
|
||
Colo high mounlsin dam like me Gabi love some
|
||
so flowering Plum, and no speeus ol lnrds (Ga: ml
|
||
1936), while large .ress ol llie slid Senor. line H
|
||
plsnl species ln lolol, and reeenl deserls sum us me
|
||
Tharwnve lyls species Moslol me world and speo'es
|
||
llern rne thhzn,5mmran. and Auslnllan deserts
|
||
|
||
And lsnds In: Ire” wnere direel eysporsllon
|
||
:xcecds mnlsll, and where snnusl prerrpilulion
|
||
lverflgu lull below an on, and as low as l cm (some-
|
||
lunes only u dew) Aflhaugh sne gresler par! ol mere
|
||
areas an mil desen, [hm sre suosrunrisl .nunrene
|
||
holwld desens, and my eold deserr oreus nesr lire
|
||
mill and mum pulax regions Typlqlly, sn erlenswe
|
||
hm deserl an: eonsisls or s Savannah edge lowsrds
|
||
inure nunnd munsoon mus, u Medilemnesn eliulsle
|
||
|
||
|
||
|