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,.@4/24/2009 13:45 7205442964 NRCS METRO <br />VSD%, fail consarvattow Service <br />Section YI- <br />=UrBD WADS MPdlt'rfMM OF >GUCVWVJkt <br />sm col/w"ATION SENVICa <br />. coza a 2I= cMcV <br />PAGE 04 <br />loamy barb 0222 <br />BCO • ills Jw5e TI'ION <br />ml.Rk 484 46B <br />Jut V 2984 <br />As Awszc" Canpjkc2wjuwzcs <br />1. MsiesrsalaFratur@s <br />!hi! Bite o.oors on alluvial and mllavial fares, hillsides, plain, <br />sideslopes, tersuces, valley sideslopes, and aplwd drainegeways and <br />depresslons. Slopes a" rr0a 0 and 30:. Xlevatlon ranges from <br />70000 to *,,too fast (2,136 to 2,057 esters). dtevatAm l1alts <br />d@pwnd to some extent an asposure but pr1wipally an storm pstterns <br />and air aonsssats <br />2* climatic Asatares <br />w. Avarag@ annual precipitation 19 16 Inches to 22 inches (10.5 to <br />$5.9 ca)s About 60-50% of the moistum falls as. snow with 309 <br />to S0; of the nolstare fallbW betwom may l and September I. <br />Amount of snowfall avongee 475 lxhes (21705 .cat) ansuully. <br />A typical avss*ge precipitation pattern Is as fallowsr <br />Jan slab Rarob >psjl any June July Aw Sept Oct Am Doc <br />i.S 104 1.9 1.7 1.3 4.0 119 204 1.I 212 104 i.f <br />b. 0*01 0@0000 plants daaiMte tba sate. flaMit gtbMth b VIM <br />April RS to Mky 2S. Olpttmum plant W rth to during Xay, June, <br />and early Amust. !bs length of the gn+am•Irg • season averages 7S <br />to 100 days (bas@d oo jr IF threshold). The average ardwal <br />tomperst se is 4293` r (3.N Q With the hottest temperatures <br />ocearrirg daring the a mww of July and angost. . <br />3o watt" (Cllmas Potential) Vse~Ion <br />a. The native plant oosmaalty is about f0 percent (air-dry Weight) <br />98*99001 i0 to 1S percent fvrbs and 3 to S percent throbs. <br />Thyme major hw=hyrawres dominate the Mehl ao nwaty: Arjww <br />fesaae, moaataln mahlg, and raray oatgrass. ften three <br />arise 75 percent of MW total annual predaats" of the site. <br />0909000 mtkhW UP loan= percentages an westerns wbeatgrass, <br />slender wheatgnss, bearded wheatyrass, prattle jwWrass, <br />nesdleamdthraad, Columbia musdlogra0,s, letterman neemagress, <br />and naaddimg reioar. IMplunain big sagebrush is found mostly cn <br />the r@n ears Slope of wondo.