Where, A is the average annual soil loss (mass/area/year); R is the rainfall erosivity index; K is the soil erodibility factor; L is the slope length factor; S is the slope gradient factor; C is the vegetation cover factor, and P is the conservation protection factor.

Revised Universal Soil Loss Equation (RUSLE)

The RUSLE updates the information on data required after the 1978 release, and incorporates several process-based erosion models (Renard et al., 1997). RUSLE remains to be a regression equation -

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