石嘴山市郊区上营子大队推广井排已近六年,粮食产量逐年上升,证明了竖井排水确是改良盐碱地、发展农业生产的一项有效措施.一、情况简介上营子大队位于第三排水沟东侧,惠农渠西侧,属于雁窝池洼地的一部分.土地13000亩,现有耕地3380亩,粮食面积3060 Shizuishan suburb of Yingkou sub-district to promote well row for nearly six years, grain production increased year by year, proved that the shaft drainage is indeed to improve the saline-alkali land, the development of agricultural production is an effective measure .In brief introduction Shangyingzi brigade is located in the third drainage On the east side of the ditch, west of Huinong Drainage, it is a part of the Yanwo pond depression with 13000 mu of land, 3380 mu of arable land, and 3060 mu of grain