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黄土高原丘陵沟壑区,水土流失严重。通过对渭北地区雷牙沟流域水土流失现状进行调查分析,探讨水土流失治理思路及对策,提出因地制宜、全面规划,对15°以上的坡地实行退耕还林、还草,集中连片规模治理,落实责任,完善管护制度等。通过多种形式的综合治理,可有效减轻水旱灾害,减轻入黄泥沙,改善生态环境。
Hilly and gully regions in the Loess Plateau, soil erosion is serious. Through the investigation and analysis of the current situation of water and soil loss in Lei’ergou watershed in Weibei area, the paper discusses the ideas and countermeasures of soil and water loss control, puts forward measures to local conditions and comprehensive planning, implements the policy of returning farmland to forest, grassland and contiguous scale management, Implement responsibilities, improve management and protection system. Through various forms of comprehensive management, floods and droughts can be effectively alleviated, sediments into the Yellow River can be reduced, and the ecological environment can be improved.