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EXHIBIT I/J (Cont'd) <br />• • <br />and Indian ricegrass. Average annual precipitation is about 9 inches, <br />t mean annual air temperature is about 51° r., and the frost free season <br />' is 160 to 175 days. <br />In a typical profile the surface layer is pinkish gray gravelly <br />' loam about 5 inches thicY,. The subsoil layer is pinkish white gravelly <br />loam about 9 inches thick. The underlyinb layer is pinkish white very <br />' gravelly loam about i4 inches thick underlain by sand, gravel, and <br />cobbl=. <br />The soi]. is rapidly permeable and has a mo3erate available eater <br />' capacity. Reaction is moderately alkaline. Effective rooting depth <br />is more than 60 inches. <br />These soils are used for grazing, wildlife, and watershed. <br />' Representative profile of Blac:-:stop gravell;~ loam in grass, SE <br />quarter of Section 15, T2S, R1E: <br />Al 0-5"--Pinkish gray (7.5YR 6/2) gravelly loam, bro:.~ (7.5YR 5/3) <br />' moist; moderate fine granular structure, ;reek platy in the <br />surface 1 inch; soft, very friable; common der?; mineral <br />grains; 15 percent frasments of basalt p=boles and cobbles; <br />calcareous; moderately al=rsliZe; cl°ar wavy boundary. <br />1 Clca 5-14"--Pinkish ~rhite (7.513 3/2) gravelly loam, light broh-n <br /> (7.5•=R 6/3) :~o'_st; massive; hard, very friable; coupon dz k <br /> mineral gx•ains; 40 percent basalt gravel; much visible finely- <br />' divided secondarf calci•,~. carbor_ate; calcium carbontate <br />' equivalent appro~:imately 25 percent; moderately alkaline; <br /> graduel wary boundary. <br /> C2cam 1~+-28"--Pin?_ish white (7.5''R d/2) very eravelly loam, light brown <br /> (7.5YR 6/3) moist; massive; ve~-f hard, firm; seine thin dis- <br />' • lie=-conente3 materials <br />common <br />nti <br />uo <br />s len <br />f w <br />akl <br /> ; <br />co <br />u <br />ses o <br />e <br />; <br />n <br /> 32 <br />' <br />