为提高干旱和半干旱地区的水分利用率,本文提出用规划方法安排农田灌溉方案,并以河北省曲周县冬小麦为例说明有关问题的处理方法。用规划方法求出的灌溉方案增产效果是显著的,比目前生产上采用的“保灌水浇地”的传统灌溉方法增产18％左右。

The author proposes applying the planning method to conduct cropland irrigation in arid and semiarid regions where water supplies are limited, and takes winter wheat as an example to show how to do it in Quzhou county of .Hebei province. The total yield of the new irrigation plan worked-out according to the planning method increases about 18% over that of the traditional irrigation method adopted at present.