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<br />U SUA, Soil Consc rVa Lion Service <br />Seccion II-E~ <br />' - UNITED STATES DE PARTMENT~OF AGRICULTURE <br />_ SOIL CONSERVATION 5E RVICf <br />__~~~~~ _ COLORADO FIELD OFFICE <br />SEHIUP_SE RT LOAM ,?325 <br />RANGE SLTE DESCRIPTION <br />CO.RA - 35 <br />April 1981 <br />A. PHYSICAL-CHARACTERISTICS - <br />1. Phys iogra ph is Features <br />~Th is site occurs on qe ntly. sloping mesas, benches, alluvial' fans,:: '~ <br />toe ;lope's-.and valley bottoms, ~Slbpes range from l~to. 30 pe rce n.C.'~. <br />ELevaC ibn ranges fro~s•5000. to 6500 feet (L 524 [0 1982 meters). <br />2. Climatic I•'eacu res ~ ~ ~~ ~ '. - <br />..- a.~ Annual. pree ip itac ion ranges from l0 [o. t4 ~inch'es C25 [b-36 ~~ ' <br />' centime to cs). About 60 pecce nt oE~ the pree ipi[at ion.occurs- <br />between April Ch rough September 'v4 ich causes~uarm season ~p lams <br />' to be pa rG of the ~dompos it ion. Summer th undecshoLe r; are common _ <br />.in July and August. Hay and June are .[fie dr ie s.t months. Year- <br />lopq temperatures average about 48~F {9'C ). <br />b. Plant growth begins late Harch to early April. Cool se ason~: <br />plants sta rt a dormancy period during June. A'h en late summer <br />and fall rains occur, warm season plants ac celerategrouth and <br />'some regrowth oecu rs on cool season species. Shrub species _ <br />- ~on~t roue growth Chrou gh the growing season. 'Ikle_Ecosc-flee <br />period aeries Erom 1L0 to 135 days. <br />3. Native Cpo tential) Vegetation_ <br />The as pecb of th is~sice is a mixed grass-shrub community. Grasses <br />make up'S0'to 60 percent, Mi ile Forbs arc 5 to 10 percent and shrubs <br />25 to 30 pc rcunt, air-dry we iqh C~. <br />Gal teEa., Nc v. Mexico needle grass, blue grams, Indian ricegras5 ,: end <br />botttebrush squir re its it are the major grasses.. Forbs are amin or"~. <br />part of ~ehe plant community with .sc arlet ~gio bemaLLov and pha iris ~~ <br />pric kly pear most 'o ften present. Wyoming big sageb rush is Che ~~ <br />dominant shrub. Fourw~ing sa It bush is abundant in certain'aCeas.. <br />I• <br />(Revised August 2006) Attachment 2.04.101-3 <br />