Effect of Underground Coal Mining on Slope Morphology and Soil Erosion

Table 8

Relationship between comprehensive factors and soil erosion under rainfall conditions in the Loess Plateau.

Rainfall (mm)	Rainfall intensity (mm/h)	Rainfall energy (J/m^2)	Relation between the slope gradient (S) and length (L) and the erosion (Ms) and runoff modulus (Mw)	Relevance index (R^2)
16.6	12.73	255.64	Ms = 39.727 S^0.741L^−0.577	0.970
			Mw = 2327.784 S^0.723L^−0.415	0.989