小杂粮黄豆节水灌溉制度的试验研究

通过对小杂粮黄豆全生育期不同灌水次数、灌水定额、灌溉定额以及不灌水处理的对比试验,分析比较了各处理生育期的耗水量、经济效益和水分生产率。结果表明：黄豆始花—终花期是黄豆的需水关键期。试验结果可指导当地农民进行节水灌溉。

Experimental Study on the Water-saving Irrigation System for a Miscellany Soybean

After comparative experiments on a miscellany soybean in the whole growth period with different irrigation frequency, watering amount and irrigation amount and without irrigation, the paper analyzes the water consumption, economic efficiency and water pro- ductivity in different growth periods with different treatments, and the result shows that the beginning and ending of flowers are the key stage, which is of referential significance for local farmers in water-saving irrigation.