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• RANGE SITE N0. 228 Page 2 <br />MOUNTAIN LOAM <br />August 1915 <br />Native (potential) Vegetation and Guide for Determining Range <br />Condition. <br />Percentage composition by weight of the principal species may <br />total as much as: <br />Idaho and/or Arizona fescue 40 <br />Bearded wheatgrass 30 <br />Needle grasses 30 <br />Slender wheatgrass 20 <br />Native bunch bluegrass 20 <br />Western wheatgrass 15 <br />Mountain muhly 15 <br />Parry oatgrass 15 <br />Mountain brome 10 <br />Nodding brome !0 <br />Sandberg bluegrass 10 <br />Sheep fescue 10 <br />Blg sagebrush 10 <br />Thurber fescue 7 <br />• <br />Squirreltail 7 <br />Eriogonum 5 <br />Balsamroot 5 <br />Fringed sage 5 <br />Low rabbitbrush 5 <br />Bitterbrush 5 <br />Snowberry 5 <br />Serviceberry 5 <br />4. Total Annual Production <br />Favorable years 1800 Pounds per Acre Atr Dry <br />Unfavorable years 1200 " " " " " <br />Median years 1500 " " <br />5• Soils <br />a. Soils are fairly deep, have a good water holding capacity, <br />are moderately fine to moderately coarse-textured and many <br />of than are somewhat gravelly to stony. A large percent <br />of the soil moisture is available for plant growth. <br />• <br />