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为进一步开展对无定河支流的治理和为黄河中游其他支流的治理提供经验,根据黄委会领导的具体部署和要求,治理调查队于今年五月至八月对无定河流域三十年来治理情况作了一次全面深入的外业调查。参加调查的共三十五人,采取了“听、问、抄、测”等方法,直接观察了各项治理措施的现状,了解了治理的历史发展过程,抄录了农业生产发展的资料,测
In order to further carry out the governance of Wuding tributaries and provide experience for the governance of other tributaries in the middle reaches of the Yellow River, according to the specific deployment and requirements of the leaders of the Yellow River Committee, the management investigation team conducted a survey on the water quality of the Wudinghe River basin from May to August this year for thirty years Governance made a comprehensive in-depth field survey. A total of 35 people took part in the survey and adopted the methods of “listening, asking, copying and measuring” to directly observe the status quo of various governance measures, understand the historical development process of governance and copy the materials for the development of agricultural production and measure