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八三年汛期,我省关中五大灌区在集中降雨之后,地下水位急剧上升,不少村镇农田被淹,棉花减产,秋粮霉烂,群众生活遭受重大损失。现将关中五大灌区汛期地下水动态情况简报如下:一、灌区地下水动态泾、洛、东方红、宝鸡峡和冯家山灌区,是分布在关中渭河北岸的五个大型灌区。灌溉渭北28个县(市)的774.3万亩耕地,是我省主要粮棉生产基地。其中泾、洛、东方红及老渭惠灌区,为河流阶地型灌区,总面积447.34万亩,占五大灌区总面积的58％;冯家山和宝鸡峡灌区的原上
In the flood season of 1983, the water table of the five major Guanzhong irrigation areas rose sharply after the rainfall concentrated. Many villages and towns were flooded with farmland, the output of cotton was reduced, and the autumn crops were rotten. People’s lives suffered heavy losses. The dynamics of the groundwater in the five major Guanzhong irrigation districts in flood season are as follows: I. Groundwater dynamics in irrigation districts Jing, Luo, Dongfanghong, Baojixia and Fengjishan Irrigation areas are five large-scale irrigation districts distributed along the north bank of Wei River in Guanzhong. Irrigated 28.43 million mu of cultivated land in 28 counties (cities) of Weibei, which is the main grain and cotton production base in our province. Among them, Jing, Luo, Dongfanghong and Weicheng irrigation areas are river terrace type irrigation areas with a total area of 4,473,400 mu, accounting for 58% of the total area of the five major irrigation districts; Fengjiashan and Baojixia Irrigation District