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<br />,~'~~t 71.~....• ., ,. Ln`~~ ~ry ::Ir•~a, so'l;; nr~: nn m•~,mtain si~lr::,].~~l,ns aC el^~•at:i,vis nl'
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<br />~5 7000 i:~, :+'~•iY~ !'r,o t;. T;~~ uv,~r~l err rulnuul 11 me ipi to ti on is nh~, tt 22 i.nr,}Ira, the m^nn
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<br />annual nir t.ur l~•n-n t~.t r.~ i:; :~bonl. 90 h., n~rl I;h: nvn~•n .. ,, I'rosi.-f rou i,.. ~•i,,a i:: abrnrl.
<br />75 ,Inv:;. '7h~ Al. huu,r r.,~il or;nnn'ns Lli~, hrnn~l, ::li~Ll; !y r.urr•n vn I,:•.•LO of Lhn 1nn•I-
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<br />.. snnpc. [t, rrct{yn:; ul. nLn~rl. SL I,crr.,.a ~. ~, I' Iain u~tiL. '1'I~r• rail, r•nhus .:ni I .,.n;~.i1,~,,;; '.Lc
<br />,,' sli rl~t. l:• rncvox, sl,gnp:r I,os il:iniis, lC nuxlros up abnnt :S`i horcunt. ul' t.i:u unil,.
<br />The Atlnnu• sn I h•~s a rinr:~'-Lrxturo-l suhs~,l I an•1 n t'~icknr surl'ncr: U.y~~r.
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<br />About 10 nnrcuiil, nl' ~•hn a il, is Jerry lnnm nml oth:u- includ:,l •n::.
<br />Tho P.t!'nvlr sal l i:: marl: nl: l;; Inr:l, un•I tvoll rl;vlinr•,~I. Lt fo••m~:l In hnsalt:ic
<br />alluvium.
<br />T,y~ieally the: surfnro ]~yn^ is w~:ry <bt is lruwu lonn~ abu~,t 11 inchns thick.
<br />' ': he suha.~il is au•~I: hro,•rn st.wl•y c]uy ~onm abrn il. 25 inchra thick. 1'hn s~lbstrn t.nm
<br />is brornl calcnrruus very ;Luny lunm that extends below f,0 .inchr.s.
<br />Permnabilit:; i s slrnv. ':I'Cnetive rou{;inl; ~lol,tli is 20 +,0 3G i.ncFc . un~l the
<br />availnb]e, vat[+r cupncit•y is 0.17, to ~•~6 Su rl'acr. runoff is st~,^ r,l~rl Itha
<br />' erusiur~ llnzard is slif,i:t.
<br />~' Tho Arttrot7us soil is m~,rlnrnt~:~;r ,Ir•~~:, and vre.ll rlrninod. It forrm~~l in h•~s~~lt.ic
<br />alluvtwn.
<br />Tynic:•lly tha s~~rf'ucu la~ror is vcr}~ dru•k l~roml st~~ny loan about rl inc~ us
<br />thick. 9'hn suhsur!'rar,o is nark broom st~,ny loan Ahunt Si innl~rfs tt•.ir.k. Tho sub-
<br />6tr•at,rm is calon~nous very stony ].orm t,brt oxtr•n-1s bnlnw yin inr..itns.
<br />' "o.•m•+ubilitp is ~mvlnr•r~'~,I~• rnn~~l. :;ffnctlvn r•unt!nh rlopth is ].(I Lu 2u
<br />inohn^ rln•I Lhe availnhle vail:nr cn~r:city is 0.(ICi to 0.10 'n.~in. Surfnen runoff
<br />is slow rtn•1 Lhn er•ne,ion bnznrl i:. s11~•hl:,
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