文章通过灌区中上游区沙壕渠典型区,不同作物灌溉定额以及土壤含水率的实时监测,对现行灌溉管理制度及输配水计划进行用水合理评价,提出适合本地区水土资源特征、气候特点的节水型灌溉制度和适宜作物生长的土壤水分区间,为实现灌区水资源利用最大化和制定科学的输配水管理制度提供技术依据。 Through the real-time monitoring of the typical area of ​​sand-ditch drainage in the middle and upper reaches of the irrigation area, the irrigation quota of different crops and the soil moisture content, the paper makes a reasonable evaluation on the current irrigation management system and the water distribution and distribution plan, and puts forward some measures that are suitable for the characteristics of the soil and water resources, The water-saving irrigation system and the soil moisture range suitable for crop growth provide the technical basis for maximizing the utilization of water resources in irrigation districts and formulating a scientific management system for water distribution and distribution.