乐亭县土地沙化成因及综合治理措施

Laoting County Land Desertification and Comprehensive Control Measures

乐亭县位于河北省唐山市东南部，地处滦河下游，属于滦河冀东滨海平原区，是河北第一沿海大县。根据乐亭县沿海风沙区水土流失的现状，分析了土地沙化是造成水土流失的主要成因，以及所带来的危害。针对治理土地沙化提出了以水利工程和防护林工程相结合、加强农林网、果农混作等的综合防治措施，为更好治理平原县的水土流失提出建议。

Laoting County is located in the southeast of Tangshan City,Hebei Province, the lower reaches of the Luanhe River, belonging to Ji- dong coastal plain area of the Luanhe River,and is the first large coastal county of Hebei. According to the present situation of soil erosion in Laoting County in coastal sandy area, we analyze the main causes of soil erosion-the land desertification and its harm. Sandy land control is pro- posed, combining with water conservancy and protection forest engineering, strengthening forestry network, comprehensive prevention and con- trol measures such as fruit mixed cropping to better govern soil and water loss of the plain county.