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A1~--Ti'r-r-ifluvents luvaquents complex, it to !ercent slopes.
<br />-ft~is rnap unit is ~ tE~aces, •il'air~a3e':ay=_, •j a..uvial•valley fl~!~•rs ,
<br />along maJC•r drainageways. Elevationrs S,ilOri tv 7,400 Feet. The
<br />a:•Er age ar~r~ual F•r'ec iF•i tatiar~ is ~_ to 15 inc tree, tt~e average annual air-
<br />ternF•er-atur'e i s 47 tc' Sr_ 'iegr'eES F, ar~'i tt~e avEr-agE Fr'~•=_t-fr'ee sEas':•rr
<br />• i s lil~l t.: 1,_,ir •i ay=_. .
<br />Tt. i s urr i t i s E'=' percent T•;r-r-i f luvents arr'i :~~r p.r-cerrt Flu`/a'auents
<br />r!n similar- tar~'iscaF'e pr!sit~•r~s. Tt~e c"rnt~c•r~er,ts of ttr~is unit ar-e s:•
<br />intricately ir~te''mingle•i that it was r~i'*, F'r-actical ti' rnap tt~ern
<br />=_eE•ar'ately at tt~E scale use•i.
<br />Ir~clu•iE•i ire this unit ar-e well •ir-aine•i s~~ils tt,at haVE-salty .
<br />ur~~ier'lyir~g rnater-ial or. alluvial valley fl:'c•r-s, si•ils that gave li•~t~t
<br />surface la.'Ers ar~d st'il=_ that gave salty, silty clay loam underlying
<br />rr~ater-ial c~r~ allu/ial fans ar~•i terraces, _oils with'iar-li surface laysr's
<br />an low terraces, and t•F'en water in stream tour=_es. Als':' included are
<br />=_rnal l areas cif e;:tr'ernely stony si~i is witty very stony un•ier'lyirrg .
<br />material ~~r~ tEl'r'ace escar'plnEr~ts. Ir~clu'ie'i areas rnal:e uF' at•:•ut 16
<br />E~ercEnt of the tr:'tal acr-ea•?e. The p'er-centaoe varies fr-orn ~~ne arEa t:.
<br />ar:other.
<br />T~!rt'IfiU:'EntE 31"? 'seep dn•i 5{'InE'.rhat e~:ce=_si`/ely •ir31r~E'i. T~~Ey
<br />f{~r'rnE•i ifi aIIU`r1UGi dEr'IVE•i frOfn InI;:Ed sc'urces. The=_e _GIiS are
<br />Er:trErn?ly variable. In a reference F•Ed';r~, tl~e surface Iayer- ie pale
<br />t•r-~•wn loamy say. •i~ab~•ut :~ inches thick. The u~•F'er- c~ inchE=_ i'f Llie
<br />U r: ~i Er-!ylna Liate''lal IS F'ale t'1-:.wG floe Sandal I6arn. ThE ^e tt !E• In•=h~5
<br />is t•r'r!wr~ very gr'a`/elly I~~arn. Tt~E Ic~wer' ~: inct~ES i=_ F'sIe t•rc"..'r. to
<br />t•r'4': ri Ibarii`,+ Sarnd am'i 5arndy li~arn.. .
<br />F'errneat•ility cif this Torr-iFluvent is r2pid. Availat•!e water
<br />C ap aC ltV I: I•:"..'. Effc'•=`IVE r-G'~tlfi•~ •ieptt, I~ r'.il IriC tits dr- rn:~r"B.
<br />iiur,nff is s.l•:•'..r, ar~•i ttie h~a~ar'•i ..{ water- Er-i'si<•r~ i=_ ;e~:•Er'e 'iue tc'
<br />fl•;c~~iir~•~. This _vil is sub~iect tr! occa=ii•nal flc"?•jing in tt~e =.r'r'in•~
<br />ar~'i =_urnrnEr' «~c•ntt~=_. St~r-iril::-swel I p~•terrtial i=_ Ic~'r. C::,ntent c'f r-i'cl::y
<br />fr a.g«~ent=_ r-angES Fr:~m 0 to r'.i) p=rcer~t.
<br />Flu'va•;uents are deEp and s"mE':hat pac,rly drained. They forrnsd in
<br />allu~•iurn ,i=r-i:•E•i fr-t'rn rr~i;:e'i so'ur'ces. Tt~e=_e _oils ar'e e::tr-ernely
<br />v3Yiat•I E. In a r-Ef er'EriC9 F'E~i!~rr ttiE surface layer' is Pale t'r'ti".J rr =ari'iy
<br />Ir,arn at':~ut irict~ES thick:. Tt,e r~e::t ~%• irlct~e=_ i=_ yEl I~~wistr t•r'•;wn
<br />san•iy' Ic'arr~ ar~'i lo•arny sarr'i. Tt~e It'wer- ~_ inctres o'F t, tie sut'so•il i=
<br />yel lo'wist~ t'rc•wn vEr-y gravelly lo'arny sand.
<br />F'er'rr~eat~ility c'f tt~e Flue/a'auEr~ts soil is r-api'i. A/ailat•le water-
<br />capacity i=_ low. Effective r:'o'tir~g depth i=_ r'.~r inches {•I- rnr!r'e.
<br />F:ur~~;f f i s slow, ar~•i tY,e liazar''i ..f water- Er'o's i o'rr i s sever-E due tc•
<br />fl.;.••iing. A seas•;'ial r,i•~r, water- tat'Ie is at a 'iepth of !? t" 4'
<br />!riC tiES In tl'e Spr'Irr'~. Ttrls 5:'ll IS sUt~,jeCt ti• fr-E•~UEr,t F'er-1':d5 "f
<br />f!c'"ding in =c'r-irrg rno'rrtt,s. St~r-inl::-swell potential is I~~':. C:c'r~tEnt o•f
<br />r-ocl:: fragnients. ranges from 0 ,- E•4 percent.
<br />Tt~i=_ unit is used ft•r- livest~~cl; al-a:irrg ar~'i wildlife hat•itat,
<br />par'titular-ly waterfowl. A feu areas are usEd for irrigatEd crops an•i
<br />pa_tUre Whe!'e SUr-race I3ye1'S are Sari •iy lr!aln tr! Clay I!~afn.
<br />TI-,E potential plant co'rnm;lniby orr this unit is mainly cotti'nwr.•r.•J,
<br />wl l l{.WS, ':OCter'r~ :..eatgr•a=_=_, an'i a.ilial l SaC3tC•ri. Tti2 j:'r!teritldl
<br />average annua I F•rodu[ t i o'n of a 1 f--dr-y VEgEta.t I•n rangES fr-c~m giu7 to
<br />~~Oi! pound=_ r~qr- .acre.
<br />Careful rnanaaement is needed tc• pr e`ient es~e=-s ive gra=ina or. thiE
<br />unit t•ecausE i+, is difficult tc• revEgetatE. Mc•r-e unifc.rrn distrifutier~
<br />i'r •?raTing is ai•iE•i t'y c'r-t'f~er ly Ir!cating =_ti'cl: water- ~ie`:elo';'rr~E r,t ar, ~i
<br />__~-~~t,.-~n•i t•y fearing and herding. If tl~~e condition or +.hE range00027
<br />~.i~t, o,'i~:l'a :E., aimUi~ ..ce,ic a~,;j w~!!~jy 'c h, r-UL'S Irir r-Ea_e. GrU=Ii
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