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Y <br />UNITED STATES DEPARTMENT OF AGRICULTURE <br />{{ Soil Conservation Service, Colorado -------'- <br />l'.?`: - RANGE SITE NO. 293 <br />• Technical Guide Field Office <br /> Section 11 E August 1975 <br /> RANGE SITE DESCRIPTION <br />' for <br />SANDHILLS <br />r <br />st(34?asins, Mountains <br />Land Resource Area Cr <br />D <br />' <br />teau <br />Pla <br />and <br /> <br />A PHYSICAL CHARACTERISTICS <br />?. <br /> 1. Physiographic Features <br />Rolling sandhills from aeolian sands from the Brown's Park <br /> <br />The site <br />kiln <br />topography of this landscape. <br />sandstone form the <br />of 5900 to 6300 feet. <br /> is within an elevational range • <br /> asp <br />. <br />2. Climatic Features . <br /> annual precipitation is 12 to 15 inches with an <br />i <br />' <br />mum <br />The average <br />estimated 50% of the moisture falling as snow. The opt <br />15 to July 15• <br /> growing season for native plants is between May <br />42° F <br />i ; <br /> . <br />s <br />The average annual temperature <br />3. Native (potential) Vegetation <br /> This-si.te is dominated by antelope bitterbrush. Associated <br />ebrush, gray horse- <br />sa <br />l <br /> <br />g <br />ver <br />si <br />with this shrub are big sagebrush, <br />bbitbrush. Prickly pear <br />_ <br />brush, low rabbitbrush and rubber ra <br />}-`< <br />The principal grasses are Indian ricegrass, <br />l <br />y. <br />ssjocCoon- <br />1 occurs infrequent <br />-and-thread, sand dropseed and Sandberg b uegna <br />dl <br />e <br />e <br />nee <br />spicuous forbs are hairy goldaster, eriogonum, P <br />death camas, scarlet <br />wormwood <br /> , <br />arrowleaf balsamroot, yarrow, <br />vening-primrose and daisy fleabane. <br />globemallow, cryptantha, e <br />Percent ground cover is generally about 25%. <br />are most and <br />t a part of the potential plant community tha <br />lr <br />Plants no <br />vade when the cover det <br />i <br />n <br />likely to <br />other introduced annuals. <br />