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| Progress of research on risk assessment of soil erosion |
| Liu Gang1,2,Liu Puling1,Yang Mingyi1,Tian Junliang1 |
| 1.State Key Laboratory of Soil Erosion and Dryland Farming on Loess Plateau,Research Center of Soil and Water Conservation and Ecological Environment,Chinese Academy of Sciences & Ministry of Education,Institute of Soil and Water Conservation,Northwest Sci-Tech University of Agriculture and Forestry,712100,Yangling,Shaanxi;2.Graduate University of Chinese Academy of Sciences, 100049,Beijing: China |
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Abstract It is very important to research on risk assessment of soil erosion,because soil and water conservation monitoring,harnessing and so on should be based on that.By analyzing the published researches on risk assessment of soil erosion,the evaluation methods are classified as three kinds: evaluation by the antierosion period,evaluation by classification of the main factors of soil erosion potential danger,and evaluation by the models of soil erosion potential danger.Meanwhile,based on the review of the merits and demerits of them,the trends for future development and questions have to be solved are also discussed.
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Received: 23 October 2007
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