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1多层覆盖采用外面扣大棚,大棚内扣小拱棚(西瓜单行种植,每行扣1个小拱棚),小拱棚内再覆盖地膜的方式栽培西瓜。气温低时,可在小拱棚上加盖草苫,必要时可在大棚外再加盖草苫,以增加保温效果。
1 multi-layer cover with buckle outside the greenhouse, small shed buckle small shed (watermelon single plant, each row buckle a small shed), small shed and then covered with plastic film way to cultivate watermelon. When the temperature is low, it can be stamped on the small shed, and if necessary, the grass canopy can be added outside the greenhouse to increase the thermal insulation effect.