Soil and water loss has become a major global environment problem that has a severe impacts on human survival and sustainable development. To address this, soil erosion process and control research has been put in the national basic research program (973) in 2006. The project will focus on the process of soil erosion in four water-erosion regions, namely, the gentle hilly black soil regions in northeast China, the Loess Plateau in northwest China, the red soil hilly region in south China and the purple-soil...
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