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\ (~~ <br />KCSF Archuleta-Sanchez complex, 12 to 65 percent <br />• These shallow, well drained soils are on sloping to steep hills, <br />ridges, and mountainsides. They formed in residuum <br />from interbedded sandstone and shale. This unit is <br />loam, and 30 percent Sanchez stony sandy clay loam. <br />to 8,500 feet. The average annual precipitation is <br />p,/ y0 '!i <br />the average annual soil temperature is y-2 to .47 deg <br />age frost-free season is 90 to 110 days. <br />derived dominantly <br />45 percent Archuleta <br />Elevation is 7,000 <br />about 18 to 20 inches, <br />'e es F., and the aver- <br />Typically, the surface of the Archuleta soil is covered with a mat <br />of organic materials about 1 inch thick. The surface layer is light <br />brownish gray loam about 4 inches thick. The subsurface is pale brown <br />clay loam about 8 inches thick over interbedded sandstone and shale. <br />Permeability of the Archuleta soil is moderate to moderately slow <br />• to bedrock. Available water capacity is low. Effective rooting depth <br />is 10 to 20 inches. Runoff is rapid, and the hazard of water erosion is <br />moderate. <br />Typically, the surface layer of the Sanchez soil is pale brown :~;~,/ <br />stony sandy clay loam about 5 inches thick. The substratum is light <br />brownish gray very stony clay loam about 10 inches t}iick over sandstone. <br />Permeability of the Sanchez soil is moderate to moderately slow to <br />bedrock. Available water capacity is very low. Effective rooting de~~th <br />is 10 to 20 inches. Runoff is rapid, and the hazard of water erosion is <br />moderate. <br />Included in this unit is about 10 percent Corta loam, and 5 percent <br />~,. ~ <br />Y,esperus loam. Also, included are small areas of rock outcrop, 63~11ID1', <br />Flif3traq, and Hemet soils. <br />