列入黄土高原水土保持世行贷款项目的呼斯太河 ,流域面积 40 6km2 ,从 1994年开始 ,以建设沟道工程为重点 ,促进了流域综合治理。截至 1999年 ,建成各类沟道工程 5 3座 ,控制流域面积 12 3km2 ,拦蓄总库容 10 0 9万m3 ,已拦泥 2 0 7万t ,淤地 3 1 9hm2 ,发展灌溉面积 12 0 2hm2 。介绍了沟道工程建设规划布局、施工、检查验收及管护等方面的实践经验。 Included in the Loess Plateau Watershed Rehabilitation Project Loesh River, the basin area of ​​40 6km2, from 1994 onwards, the construction of the channel project as the focus to promote the comprehensive management of the basin. As of 1999, 53 various types of channeling projects have been completed, with a control basin area of ​​12 3 km 2, a total storage capacity of 10 9 million m3, 270,000 t of stranded mud, 3 1 9 hm 2 silting land and an irrigation area of ​​1202 hm 2 . Introduced trenches engineering construction layout, construction, inspection and acceptance and management and other aspects of practical experience.