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Table-7 COVER INDEX FACTOR Cc (Z) <br /> CONSTRUCTION SITES <br /> TYPE OF COVER FACTOR Cc 9.® <br /> None f 1.0 0.0 <br /> Temporary Seedings (904b Stand): <br /> Ryegrass (perennial type) 0.05 95 <br /> Ryegrass (annuals) 90 <br /> Small grain95 <br /> Millet or sudan grass .05 95 <br /> Field bromegrass 3 97 <br /> Permanent Seedings (90% stand) 0.01 99 <br /> Sod (laid immediately) 0.01 99 <br /> Mulch: <br /> Hay rate of application tons per acre: <br /> 1/2 0.25 75 <br /> 1 0.13 87 , <br /> 1-1/2 0.07 93 <br /> 2 0.02 98 <br /> Small grain straw 2 0.02 98 <br /> Wood chips 6 0.06. 94 <br /> Wood cellulose 1.3/4 0.1 90 <br /> Fiberglass 1/2 0.05 95 <br /> Asphalt emulsion (1250 gals/-acre) 0.02 98 <br /> Fiber matting, excelsior, gravel and stone may also be used as protective cover. <br /> 'Percent soil loss reduction as compared with fallow ground. <br /> i <br /> Cie <br /> : 1C"ifo%0on ` SeAlaiheetj C0V*jV1 <br />