Laserfiche WebLink
<br /> <br />]2.- Drrrick very cobbly r.anAy )n•,m, 0 to 7~~_rc~•nt r.]onr:a <br />This is a deep, cobbly, xcll drained coil that is les3 than 20 Snches <br />thick over sand, gravel, and cobble. It occuT~lcs al]uvial fans and ter- <br />races in the zest-central part of the county. The average annual pre- <br />cipitation is about 7 inches, mean annual air tcrr.pcraturc is about 41oF „ <br />and the frost-free period is about 95 days. S]oi~cs arc nearly level to <br />slightly undulating, (0 to 1 percent). <br />Included in mapping are small areas of Csaypoint Gravelly eardy loam <br />and Dunul gravelly sandy loam, all having slopes 'of 0 to 1 percent. <br />'Typically, the surface layer is a very cobbly sandy loan, about 5 inches <br />thick, The subsoil is a very gravelly sandy clay loam about 6 inches <br />thick. The substraturc to a depth of about 17 inches is very cobbly loamy <br />sand xith continuous secondary calcium carbonate accu,~ulations about 6 <br />loUCr Swbs~"i..twn, <br />inches thick, The ne;~-~•~e_~i.+:.sc-~.a.;: r to 60 inches or more consists <br />of sand, gravel, and cobble, xith some line coatinES on the undersides of <br />cobbles in the upper part. <br />Permeability is moderately rapid, Effective rooting depth is about 17 inches. <br />Available rater capacity is lox. ~ganic r..stter in the surface layer Ss <br />very lox. Surface runoff is very slox and erosion hazard Ss slight. <br />This soil is used for native range far shec;, ar.d c,:.ttle, and a feti~ a_•eas <br />are used for irrigated pasture and hayland. Application of commercial fer- <br />tilizer is needed Sn addition to manure and pant residues on the irrigated <br />areas, <br />