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<br />page 37 <br />The Fuera soil ie deep end yell drained. IC formed in residuum end <br />FMK' <br />..~ r!. <br />• ~ <br />":~ <br />(~l <br />colluvium derived dominantly from shale. Typically, the surface is covered <br />with a mat of pine needles 1 inch thick. The surface layer is loam 5 Snchea <br />thick. The eubevrface layer ie clay loa~a 6 inches thick. The subsoil is <br />silty clay loam 33 inches thick. The substratum to a depth of 60 in eh es <br />is silty clay loam. The soil is slightly acid to a depth of S inches, <br />medium acid from 5 to 36 inches deep, and neutral belay that depth. <br />Permeability of the Fuera soil is moderate in the surface and sloe 1n <br />the subsoil and substratum. Available eater capacity is high. Effective, <br />rooting depth is 60 inches or more. Runoff is rapid to very rapid and the <br />hazard of eater erosion is very high. <br />The Varner soil is shallow and yell drained. It formed in residuum <br />derived dominantly from sandstone and silts tone. Typically, the surface <br />is covered with a mat of needles and twigs 1 inch thick. The. surf ace layer <br />is stony loam 4 inches thick. The upper 3 inches of the subsoil is clay <br />loam. The lower 9 inches is clay. Sandstone is at a depth of 16 inches. <br />Permeability of the Varner soil is moderate in the surface and slow <br />in the subsoil, Available water capacity is very low. Effective rooting <br />depth is 11 to 20 inches. Runoff is rapid and the hazard of crater erosion <br />is very high. <br />This unit is used for livestock grazing, woodland, and vildllfe. <br />~) <br />L' <br />•~ U <br />tit'1' <br />::..1~ <br />The potential plant community on this unit is mainly ponderosa pine . <br />with an undetstory of Cambel oak, mountain mahogany, pine dropseed, mountain <br />muhly, and native bluegrass. The average annual production of air-dry <br />•~ r <br />