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在有限灌溉试验区里，对麦套棉不同生育时期进行灌水处理，得出如下结果：在整个生育期内灌水均比不灌水增产，增产幅度达５３．７％～７５．４％，以蕾期和花铃期各灌１次水皮棉产量最高；蕾期灌水１次产量次之，但二者差异不显著；蕾期灌水比花铃期灌水增产１１．５％。
In the limited irrigation experiment area, wheat was irrigated at different growth stages of wheat cotton. The results were as follows: irrigated in the whole growth period was increased by 53.7% -75.4% compared with no irrigation, Water and cotton lint yield was the highest during the period of flowering and boll irrigation; the yield of irrigation was the second highest in the bud stage, but the difference was insignificant; the bud irrigation increased 11.5% of the irrigation in the flowering stage.