Abstract:Soil erosion is very significantly serious throughout China, which covers 1.80 million km2. In red soil region of southern China, soil erosion also occurred seriously with area of 0.80 million km2. Soil erosion, which causes river silted, floods, nutrient loss, water pollution, soil and land productivity degradation, has negatively impacted on sustainable agriculture development. A lot of reports on soil erosion were presented focusing on simulation based on single factor treatment. Soil erosion research on...