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<br /> <br />.... <br />.~_..__ ._..~+-~ .t ~...-..... _._.~-..__. r .-~.~._....r_._~.._.~._~...~~_r-.+ - ~ ._..._ .. _._ . <br />~~ '~ 2.04.9 <br />Page 33 of 46 • <br />C linter should be applied Sn sufficient amounts to wc[ the root r.onc but <br />Sn ninounts small enough to minimize lcocf+ing of plan[ nutrients. Use of <br />., <br />j nitrogen and phosphorus fertilizer promotes good grow [h of forage plants. <br />?'roper stocking rates; pasture ro[etion, and restricted grazing during <br />_~ i <br />vet periods helps [o ~Ceep the pasture Sn good condition and to protect <br />'!.c soil fio~ erosion: Steeps: areas of this un1.t are not suited for <br />.:~ribation syscr.:::s. if properly managed this unit can produce 4 tons, <br />of irrigated grass hay per acre. <br />T1+e potential plant community is mainly western wheatgrass, blue <br />gr:rma, and Junegrass. Other less numerous plants that characterize <br />this unit are native bluegrass, green ncedlegrass, and little blucstem. <br />'Ihc average annual production of air-dry vegetation is Whoa[ 1300 pounds <br />C ~ per acre. If the condition of the range deteriorates, slecp}•grass, ring . . <br />+~u`.ily, rholla, and [all rabbitbrush incre.nsc. Range sr.cdinp, i.s sustab]e <br />i( ei:e :'nn gc i. in p„ar eonJitiun. <br />if this unit is used for nonirrigated rre{land the rain li.-:itatior.s <br />are }iazard of erosion; steepness of slope, and insufficient annual <br />nre~=i ai ration. '~9+cat~::nd oats are the rain r.r nps. 15ec ause precipitation <br />is ::ot sufficienc .`or~nnnual cropping, .. eropning system dint includes <br />sr..:~~71 grain nd s~,xmer f~]]uw is vast r.uitable. *:~in[ain!np, crop rr.si,iue <br />::^ c. ... ..r _..~ sari:: r:~ reduce:: r•. vinff, rrriu~er: ::nil hir~. ing, ::nd `.e]ps to <br />:air: ,a ~.n soil t_l :h ::nd org snit :r.a [ter contcn :. Crops respond to nitrogen <br />and phosphorus fertilizer. Soil blowing can be reduced by planting crops <br />in alternate strips and at right angles Co tl+e preval.l ing wind. Th15 unit <br />can produce 18 bus}+els of wheat in a wheat-fallow cropping system. . <br /> <br />