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s • <br />• Table 2. CP Factors for Permanent Pasture, Rangeland, <br />Idle Land and Grazed Woodland <br />(From SCS. 1977. Procedure for Computing Sheet and Rill Erosion on Project <br />Areas. TR-51. USDA-SCS. Wazhineton. D.C.) <br />Viceetal Canonv Cover that Contacts the Surface <br />Canopy Cover <br />(Vertical <br />Type & Height Projection) Pcrccnt Groun d Co ver <br />of Raised Canoov (96) Tvne 0 20 40 60 80 95-100 <br />No appreciable canopy Grass .45 .20 .10 .042 . 013 .003 <br /> Weeds .45 .24 .IS .090 . Oa3 .011 <br />Canopy of tall weeds 25 Grass .36 .l7 .09 .038 .012 .003 <br />or short brush Weeds .36 .20 .13 .082 .Oal .011 <br />(0.5 m fall height) 50 Grass .26 .13 .07 .035 .O12 .003 <br /> Wceds .26 .16 .ll .075 .039 .011 <br />75 Grass .17 .10 .06 .031 .011 .003 <br /> Wccds .17 .12 .09 .067 .038 Oll <br />Appreciable brush 25 Grass .4a .18 .09 .040 .013 .003 <br />• <br />or bushes Wceds .40 .22 .14 .085 .042 .011 <br />(2 m fall height) 50 Grass .34 .16 .085 .038 .O12 .003 <br /> Wceds .34 .19 .13 .081 .041 .011 <br />75 Grass .28 .14 .OS .036 .012 .003 <br /> Weeds .28 .l7 .12 .077 .040 .Oll <br />Tres but no 25 Grass .42 .19 .10 .041 .013 .003 <br />appreciable low brush Wceds .42 .23 .14 .087 .042 .Oll <br />(a m Call height) 50 Grass .39 .18 .09 .040 .013 .003 <br /> Wccds .39 .21 .la .085 .042 .011 <br />75 Grass .36 .17 .09 .039 .012 .003 <br /> Weeds .36 .20 .13 .083 .041 .011 <br />• <br />-3- <br />