灌溉回归水的利用与效益分析

在引黄灌区下游的骨干排水河道上建设提水设施和拦蓄工程，利用灌溉回归水灌溉农田，是合理利用水资源，弥补黄河水源不足，缓解灌区上、下游争水矛盾的一条行之有效的措施，具有十分显著的经济效益和社会效益。

Irrigation water reuse and benefit analyzing

The block store up projects constructed at lower reaches of rivers in irrigation districts of water deliveries from Yellow River, where irrigation water reuse is an available measure of water resources using in reason, Which is an approach to offset water shortage, and to relax the contradiction of water use caused in upper and lower of irrigation areas. It has evidence benefit of economy and society.