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<br /> <br /> <br />I <br /> <br /> <br /> <br />1 <br />1 <br />8 <br />' ~~,A <br />~~, <br />(, ,J - - - <br />~~r.+' <br />l~r,ni~ 0 fn-_1 1_"rr.enC :;1ul~c <br />'this is a deep, somewhat excessively drained soil on lloodplains at <br />eluvaCions of 4450 to 5000 feet. It formed in stratified recent <br />alluvium along streams and rivers throughout the survey area, <br />Tncludcd in this unit are numerrnis sand .and ];ravel bars. So:ne non- <br />calcareous areas arc also inclosed, <br />Typically the surface layer is ,erayish brut.•n ::: nay ]nnm about 4 inches <br />thick, 1'he unserlying material, to a depth of GO inches, .is light <br />yellowish brown calcareous sand sCratifica with thin lenses of sandy <br />loem and loam.: <br />Permeability is moderately rapid and available water capacity is low,' <br />"~"'' Effective rooting depth is 60 inches or n;nre, Surface nmoff is slow <br />~/r' and erosion hazard is ]ow, <br />These soils arc suited to very limited cropping. Y-hey arc sandy and ', <br />subject to flooding, Pasture is the best rise for this soil, with <br />tall wheat~rass, tall fescue and annual sweetclover some of the best <br />suited crops. LighC frequent irrigations by fu n ura and flood ins are <br />rceornic.rdcd, Cormiarcinl fertilizers improve the :unouut and value of <br />fura~e produced, <br />l 'J <br />`~/ <br />1'he poCential naCi.ve vegetation on this soil is dominated by switch- <br />gr^ss, Indiangrass, sand bluesCCm, sand rocdgrass, sideuats grams, <br />needle-and-thread and blue grams, Much of [his site has incltisio»s <br />of otl~cr soils and vegetation in sorb a complex pattern that it is <br /> <br />