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63 <br />la Pl.tta County Area, Colorado <br />~• <br />~~agement for wildlife should include protect) the <br />mill overgrazing and other disturbance <br />This u ' 's suited to homesite and ur development. <br />Cobbles an avel in the substrat affect excavation <br />for foundations utility line onstruction of sanitary <br />facilities poses a ris f p ing nearby water. This <br />limitation can be over by excavating and backfilling <br />with finer texture raterial duce seepage. Sewage <br />lagoons sh be lined to reduc epage. <br />This p urnt is in capability subclas Ille, irrigated, <br />an c, nonirrigated. <br />66-Teflon loam. This deep, somewhat poorly <br />drained soil is on flood plains and alluvial valley floors <br />(fig. 10). It formed in mixed alluvium. The soil is <br />dissected by oxbows and old channels in many places. <br />Slope is 1 to 3 percent. Elevation is 6,000 to 7,500 feet. <br />The average annual precipitation is 16 to 19 inches. The <br />average annual air temperature is 45 to 53 degrees F, <br />and the average frost-free period is 105 to 130 days. <br />Typically, the upper part of the surface layer is light <br />brownish gray loam about 5 inches thick and the lower <br />part is pale brown loam and fine sandy loam about 12 <br />inches thick. The underlying material is pinkish gray loam <br />that is stratified with very fine sandy loam and fine sandy <br />loam and is about 39 inches thick. Below this are sand <br />and gravel that extend to a depth of 60 inches or mare. <br />In some places the surface layer is fine sandy loam. <br />Included in this unit are about 20 percent Pescar fine <br />sandy loam, about 10 percent Alamosa loam, and small <br />- , t,~- <br />,J~. <br /> <br />(,~ . <br />~~ ~~~~:~ <br /> ~, w w <br /> . l., <br />i -= - i=~ <br />_. r <br />='~ . <br />Y <br />Nfe ~ <br />M _ ~ -.~, <br />.~~ ti , <br />`~. <br />Figure 10.-Area of Tefton loam that has been flootletl. <br />