I.IPM of Cotton 1.Control methods before and during sowing Cleaning deadwoods and fallen leaves; o Plowing and irrigating in winter; o Planting other crops with cotton Wheat and cotton are either sown on the basis of distance intervals of 50-80cm or on the basis of high-low rows.Wheat is sown in lower rows and cotton in higher rows in order to decrease the influence of irrigation on the cotton. 小麦播种时，小麦与棉花50-80m宽的粮棉插花带种植。或小麦与棉花 打成高低畦，小麦种在低畦，棉花种在高畦，以减少小麦灌水对棉花的影响。 1. Control methods before and during sowing z Cleaning deadwoods and fallen leaves; z Plowing and irrigating in winter; z Planting other crops with cotton Wheat and cotton are either sown on the basis of distance intervals of 50-80cm or on the basis of high-low rows. Wheat is sown in lower rows and cotton in higher rows in order to decrease the influence of irrigation on the cotton. 小麦播种时，小麦与棉花50~80m宽的粮棉插花带种植。或小麦与棉花 打成高低畦，小麦种在低畦，棉花种在高畦，以减少小麦灌水对棉花的影响。 Ⅰ. IPM of Cotton IPM of Cotton