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~. RANGE SITE N0. 246 Page 2 <br />CLAYEY SLOPES <br />August 1975 <br />Native (potential) Vegetation and Guide for Determining Range <br />Condltlon. <br />Percentage composition by weigh[ of the principal species may <br />total as much as: <br />Grasses: <br />Western wheatgrass 30 <br />Salina wildrye 40 <br />Muttongrass 10 <br />Junegrass 5 <br />Squirreltail 5 <br />Others (as .lis,tted above) l~~~,l <br />Sndran ft'~CQ9 /aSJr /J¢/, a~~`'.~ .SAx(Sa.aj B. `L <br />Forbs: (as listed above) 10 <br />Shrubs: <br />Shadscale 15 <br />Big sagebrush 5 <br />Utah serv.iceberry 5 <br />Others (as listed above) 10 <br />Plants not native to the site that are most likely to invade are <br />cheatgrass and other introduced plants. <br />4. Total Annual Production <br />Favorable years 800 Pounds per Acre Air Dry <br />Unfavorable years 400 'r " <br />Median years 650 " " " " <br />5. Soils <br />a. Weakly developed, moderately deep, brown clay textured soils, <br />underlain by clay shale of Wasatch or Mesa Verde age. The <br />A-I varies from two to four inches thick, and contains about <br />45 percent clay. The 82t layer is also clay, and is lighter <br />colored. Permeability is better than normal for soils of <br />clay texture. Water holding capacity is high. <br />b. Soils in this site are: <br />/~ l , __~- <br />~~ ~ ~ _ {~~F~ m q, a '.' (. ~ ~ ' r <br />1 L ~•: <br />r' <br />.i <br />r <br /> <br />~~~ <br />- ~A <br />.t <br />J <br />