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·----·~·-· -- <br />~[(/tj usJ <br />Chapter 4. <br />Table 4-5. <br />Slope-length exponents (m) for a <br />and rill/interrill erosion classes 1 <br />ange of slopes <br />Rill/interrill ratio <br />Slope Moderate High <br />(%) <br />0.2 0.02 0.04 0.07 <br />0.5-0.04 0.08 0.16 <br />1.0 0.08 0.15 0.26 <br />2.0 0.14 0.24 0.39 <br />3.0 0.18 0.31 0.47 <br />4.0 0.22 0.36 0.53 <br />5.0 0.25 0.40 0.57 <br />6.0 0.28 0.43 0.60 <br />8.0 0.32 0.48 0.65 <br />10.0 0.35 0.52 0.68 <br />12.0 0.37 0.55 0.71 <br />14.0 0.40 0.57 0.72 <br />16.0 0.41 0.59 0.74 <br />20.0 0.44 0.61 0.76 <br />25.0 0.47 0.64 0.78 <br />30.0 0.49 0.66 0.79 <br />40.0 0.52 0.68 0.81 <br />50.0 0.54 0.70 0.82 <br />60.0 0.55 0.71 0.83 <br />1Not applicable to' thawing soils <br />Source: McCool et al. (1989). <br />126