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<br />Table 7. CP Factors for Permanent Pasture, Rangeland, <br />Idle Land and Grazed Woodland <br /> <br />1 <br /> (From SCS. 1977. Procedure for Computing Sheet and Rill Erosion on Project <br />' Areas. TR-S1. USDA-SCS. Washin¢ton. D.C.) <br /> Vegetal Canopy Cover that Contacts the Surface <br /> Canopy Cover <br /> (Vertical <br /> Type & Height Projection) Percent Ground Co ver <br /> oC Raised Canopy (%) Type 0 20 40 60 80 95-100 <br />1 No appreciable canopy Grass .43 .20 .10 .042 .013 .003 <br /> Weeds .45 .24 .13 .090 .043 .011 <br /> Canopy of tall weeds 23 Grass .36 .17 .09 .038 .012 .003 <br /> or short brush Weeds .36 .20 .13 .082 .041 .011 <br />' (0.5 m fal[ height) SO Grass .26 .13 .07 .035 .OI2 .003 <br /> Weeds .26 .16 .11 .075 .039 .011 <br />' 73 Grass <br />Weeds .17 <br />.17 .10 <br />.12 .06 <br />.09 .031 <br />.067 .011 <br />.038 .003 <br />.Oll <br /> Appreciable brush 25 Grass .40 .18 .09 .040 .013 .003 <br /> or bushes Weeds .40 .22 .14 .085 .042 .011 <br /> (2 m fall height) SO Grass .34 .16 .085 .038 .012 .003 <br /> Weeds .34 .19 .13 .08'1 .041 .011 <br /> 75 Grass .28 .14 .08 .036 .012 .003 <br /> Weeds .28 .17 .12 .077 .040 .011 <br />' Trees but na 23 Grass .42 .19 .10 .041 .013 .003 <br /> appreciable low brush Weeds .42 .23 .14 .087 .042 .011 <br /> (4 m fall height) SO Grass .39 .18 .09 .040 .013 .003 <br />t Weeds .39 .21 .14 .083 .042 .011 <br /> 73 Grass .36 .17 .09 .039 .012 .003 <br /> Weeds .36 .20 .13 .083 .041 .011 <br /> <br /> <br />1 <br /> <br /> <br /> 33 <br />' <br />