“黄土高原综合治理研究”,是国家75～04科研攻关项目“区域综合治理试验”的第三个子项目,由中国科学院主持,主要内容包括黄土高原综合考察和综合治理试验示范两大部分。考察任务由中国科学院黄土高原考察队完成,综合治理试验示范由晋、陕、甘、宁、内蒙古五省区的11个科研、大专院校和生产管理部门承担。我所承担了离石县王家沟流域试验示范区的试验研究和综合治理任务。王家沟流域是晋西山区水土保持综合治理的一个老点,已经历了二十多年的间断性治 The “Loess Plateau Comprehensive Management Research” is the third subproject of the “National Comprehensive Experiment of Regional Comprehensive Management” of 75 ~ 04 scientific research projects in the country. It is chaired by the Chinese Academy of Sciences and its main contents include two major parts of the comprehensive inspection and comprehensive experiment demonstration in the Loess Plateau. The inspection mission was completed by the Chinese Academy of Sciences loess plateau expedition team, and the comprehensive experiment demonstration was undertaken by 11 scientific research, tertiary institutions and production management departments in Jin, Shan, Gan, Ning and Inner Mongolia. I undertook the experimental research and comprehensive management of the experimental zone of Wangjiagou watershed in Lishi County. Wangjiagou Valley is an old point of comprehensive management of water and soil conservation in mountainous areas of western Shanxi Province. It has experienced intermittent treatment over 20 years