Soil Erosion4Watershed management

1
Soil Erosion(4)----Watershed management

• ------Distance learning
• training exercise

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Watershed management

• Estimating Erosion
• Land Resource Plan

3
Estimating Erosion

• The erosion risk (Aannual soil loss) is
  calculated from a number of factors that have
  been measured for all climates, soil types,
  topography and kinds of land used in the USA. A
  RKLSCP ,

4
Estimating Erosion

• A Average annual soil loss
• R Rainfall erosivity factor
• K Soil erodibility factor
• L Slope length factor
• S Slope steepness factor
• C Cover management factor
• P Supporting practice factor