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47907

Universal Soil Loss Equation
Society: ASABEMain Category: Agricultural & BiologicalEra: 1960-1969DateCreated: 1965National Soil Erosion Research LabWest LafayetteState: INZip: 47907Country: USAWebsite: https://www.asabe.org/awards-landmarks/asabe-historic-landmarks/universal-soil-loss-equation-41.aspx

The Universal Soil Loss Equation (USLE) was developed at the USDA National Runoff and Soil Loss Data Center at Purdue University in a national effort led by Walter H. Wischmeier and Dwight D. Smith. The USLE was published in 1965 in USDA Agriculture Handbook 282.

YearAdded:
2003
Image Caption: The Universal Soil Loss Equation for estimating average annual soil erosion.

A = average annual soil loss (in tons/acre)
R = rainfall erosivity index
K = soil erodibility factor
LS = topographic factor
C = cropping factor
P = conservation practice factor
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