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• <br />MOUNTAIN MEADOW <br />Mountain Meadow describes the alluvial valley floor which is crossed by tl <br />connects County Road 120 with the King Coal Mine surface facilities area. This h~ <br />reclaimed upon completion of mining. <br />The valley bottom along Hay Gulch is composed of Mountain Meadow gra <br />bottoms are used primarily for cattle pasture with some of the lazger areas being cu <br />The Mountain Meadow vegetation type tends to occur on soils of Mapping <br />clay loam, 0 to 6 percent slopes). The soils of this mapping unit are deep, poorly d <br />textured. The soil's surface layer's are dark grayish brown clay loam to silty clay to <br />inches in depth. The subsoil is gray silty clay about 90 inches thick. These soils o~ <br />to gently sloping low terraces and valley bottoms. <br />The Soil Conservation Service in the Mountain Meadow range site descr <br />has an approximate ground cover of 70 percent. The percentage composition by <br />native species may total as much as: <br />Tufted hairgrass 50 <br />Nebraska sedge 25 <br />Slender wheatgrass 20 <br />Bluejointreedgrass 5 <br />C, <br />The total annual production in pounds per acre (air-dry) is: <br />Favorable years 4200 pounds per acre (air-dry) <br />Unfavorable years 2500 pounds per acre (air-dry) <br />Median year 3150 pounds per acre (air-dry) <br />• <br />(See Appendix 10(2) for Soil Conservation Service supporting data) <br />2.04.10 page 2 <br />haul road which <br />1 road will no[ be <br />.es. These valley <br />for hay. <br />Init 13-(Big Blue <br />lined, and fine <br />pproximately 13 <br />ur on nearly level <br />indicate this site <br />t of the principal <br />May 1994 <br />