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<br />12/9 <br />j 85--Giarch fine sandy loam, O to 3_percent slopes. This <br />very deep, well drained and moderately well drained soil is <br />on terraces. It formed in alluvium derived from various <br />sources. Elevation is 7,000 to n,400 feet. The average <br />annual precipitation is. 1~ t~ 15 inches, the average annual <br />air- ternperatur-e i s 4~ t~; 4.F, degrees F. , and the average <br />fri~st-free period is,. 75. to- 95 days. <br />Typically, the surface layer is very pale Grown fine <br />sandy barn Z inches thick. The upper lc'. inches of the <br />suGsoil is very strcm gly alkaline yellowish Grown and light <br />yellowish Grown clay barn. The Ir.~wer part to a depth of 25 <br />inches is very stri~ngfy alkaline very pate Grown ic~arn. The <br />upper 5 inches ~!f the substraturn.is very strongly alkaline <br />very pale Grown sandy clay barn. The ne;;t part to a depth <br />of 5,~ inches is very strongly alkaline light yellowish Gr•owr~ <br />c I ay I earn. The I ower- part to a depth of i,~ i aches or' rm;re <br />is very strongly alkaline pale yellow sand. <br />Included in this unit are srnail areas .;f Tisworth s~~ils, <br />Battlement sails, and Cvwestylen soils. <br />Fer'rneaGility of this Giarch soil is very slow. <br />Available water capacity is moderate.: Effective rooting <br />depth is E,Cr inches or more. kunaff is medium, and the <br />hazard of water erasion is slight. The hazard of soil <br />blowing is high. A seasonal high water table is at a depth <br />of 4 to 5 feet in April through June. The hazard of <br />flooding is rare. <br />~. <br />:;~ ' <br />