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| Effects of soil and water conservation on water environment |
| Yang Aimin1,Duan Shuhuai2,Liu Dagen2,Pan Yujuan1,3 |
| 1.Depart.of Water Resources,IWHR,100044;2.General Station of Soil and Water Conservation,BWSB,100038;3.College of Soil and Water Conservation,BFU,100083: Beijing,China |
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Abstract Nonpoint source pollution has become main pollution source of many water source areas of lakes and reservoirs in China,caused serious jeopardy to the people's life and health and economic and social sustainable development.Soil and water conservation measures are an important means to control nonpoint source pollution,protect water source quality and ensure drinking water security.The concept of water environment effects of soil and water conservation was put forward by the paper and the types of nonpoint source pollution were divided into agriculture,erosional,rural life,urban runoff,precipitation and dustfalling.The mechanism of effects of soil and water conservation on water environment was systematically found out and the water environment effects of comprehensive small watershed management were quantitatively analyzed.
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Received: 29 January 2007
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