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<br />RANGE SITE N0. 295 Page <br />ALKALINE SLOPES <br />August 1975 <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 />Grasses and grasslike: <br />Western wheatgrass ) <br />Thlcksplke wheatgrass ) 30 <br />Streambank wheatgrass ) <br />Bluebunch wheatgrass 5 <br />Mutton bluegrass ) 10 <br />Nevada bluegrass ) <br />Squirrel tail 5 <br />Indian ricegrass 10 <br />Forbs: <br />Onion 3 <br />Phlox 2 <br />Buckwheat 2 <br />Noliyieaf clover 2 <br />Bluebells 2 <br />Shrubs: <br />Big sagebrush 15 <br />Greasewood 10 <br />Winterfat 5 <br />Low rabbitbrush 5 <br />Hat saltbush 6 Gardner saltbush 5 <br />Cactus 1 <br />This site is treeless. Optimum ground cover is 20$. <br />Invaders on this site may include Russian thistle, mustard, <br />Russian knapweed, pinyon, and juniper. <br />4. Total Annual Production <br />Favorable years 800 Pounds per Acre Air Dry <br />Unfavorable years 400 " " " " <br />Median years 650 " " " " " <br />