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~~ <br />• ~ • <br /> <br />2/90 <br />33D--F'inelli loam, 3 to 12 percent slopes. This very <br />deep, well drained spil is on benches and alluvial fans. It <br />formed in alluvium derived from shale and in loess. <br />Elevation is 6,~Urj to 7,000r feet. The average annual <br />precipitatic~r~ is it to 14 inches, the average annual air <br />ternperatur•e is ~~ to 4~ degrees F, ar~d the average frost- <br />free peric•d is 75 to 45 days. <br />Typically, the surface layer is grown loam 6 inches <br />thick. The upper 1'~ inches of the suGsoil is yellowish <br />Grown c I ay . warn. TY~e ~ ewer part to a depth cif l.rj i aches or <br />rnor•e i s pal a t~r•i~wri calcareous c lay l Darn. <br />Included ar-e small areas of Fr,~r•elle soils un slightly <br />steeper areas and Evanston soils an north slopes. Also <br />included ar•e srnal I areas of a sirni lar sr~i 1 that has shale <br />Gedrock at a dapTh cif =r0 to @.0 inches. <br />F'ermeat~ility of this F'inelli soii is slow. AvailaGle <br />water capacity i s t; i gr.. Effective r-c~c~t i rig depth i s 6U <br />inches Gr rnor-e. Runoff is rnediurn, and the hazard of water <br />erasirr~ is rnader-ate. The hazard of soil blowing is slight. <br />This unit is used fr,r livestock grazing, r~~~r~irrigated <br />crops, and wildlife habitat. <br />The potential plant community on this unit is mainly <br />western wheatgr•ass, Sandberg bluegrass, battleGrush <br />squirreltail, prairie ,junegrass, ar~d Wyoming big sagebrush. <br />The average annual production of air-dry vegetation ranges <br />from 640 to 1,00 pounds per acre. <br />EXHIBIT ~,-2 <br />