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麦棉套种4—2式是目前推广面积较大的种植模式,它具有麦棉矛盾小、有利于棉花壮苗早发的优点。但4—2式预留棉行空挡较大,浪费了小麦播种至棉花播种期间的光能及土地资源。为此,近年来我们试验示范了小麦、蒜苗、棉花和小麦、甘蓝、棉花两种间套模式,取得了较好的经济效益。两?
Wheat-cotton intercropping 4-2 type is the current planting area larger planting mode, it has a small conflict wheat-cotton, cotton seedling is conducive to the advantages of early onset. However, 4-2 cotton reserve block greater vacancy, wasted wheat sowing until cotton sowing period of light energy and land resources. To this end, in recent years, we experimentally demonstrated wheat, garlic, cotton and wheat, cabbage, cotton two intercropping mode, and achieved good economic returns. Two?