为充分发挥麦棉两大作物的增产优势,我省生产上早已推广了麦棉套种。但以往麦套棉多采用露地直播。在共生期间,由于两者之间存在争光、争水、争肥的矛盾,常形成弱苗迟发,产量低,品质也差。且由于棉花晚熟,延误小麦适期播种, In order to give full play to wheat and cotton two crops yield advantage, our province has already promoted the production of cotton interplanting. But in the past more cotton sets exposed live broadcast. During the symbiotic period, due to the existence of the glory between the two, the dispute over water and fighting over fertilizers, often results in the late emergence of weak and sparse plants, low yields and poor quality. And due to late maturity of cotton, delayed sowing of wheat suitable,