近年来,三合乡针对农村联产承包责任制的新形势,在机井管理方面大胆尝试,探索出一些新方法,在85年大旱之夏使粮食产量比84年增长6.8%,农民收入迅速提高,水利设施不断完善巩固。三合乡位于陕两省蒲城县中部原区,属纯井灌区,打配机井198眼,发展有效溉灌而积一万七千九百亩,平均 In recent years, in view of the new situation of rural contract-based contract responsibility system, Sanhe County boldly tried out well management and explored some new methods. In the 85-year drought summer, the output of grain increased by 6.8% over 1984, and the income of peasants was rapidly Improve, water conservancy facilities continue to improve and consolidate. Sanhe Township is located in Pucheng County, Shaanxi Province, the original central area, is a pure well irrigation area, equipped with 198 wells, the development of effective irrigation and plot area of ​​17,900 acres, the average