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在封丘的三年试验结果表明，采用秸秆覆盖麦田可降低耗水系数８１～２３２％。覆盖后减少棵间蒸发量２６３％，节约灌溉水量２７０ｃｍ３／ｈｍ２，提高了田间水的利用率。
Three years in Fengqiu test results show that straw mulching wheat fields can reduce the water consumption coefficient of 8 1 ~ 23 2%. After the cover reduces the amount of evaporation between trees 26 3%, saving irrigation water 270cm3 / hm2, increased field water utilization.