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塑料薄膜保温全旱育苗(旱做床,旱管理)是我省稻区近年来开始采用的一种新的育苗方法。可分为常规窄床旱育苗和启闭式宽床旱育苗。常规窄床旱育苗播幅1米,床长10米,净播种面积10平方米,用1幅薄膜覆盖,膜宽1.5米,在床的两边及两头揭口,通风调温;启闭式宽床旱育苗播幅1.6米,床长10米,净播种面积16平方米,用两幅薄膜覆盖,每幅膜宽1.0米,在床的中间开口,通风调温。启闭旱育苗能克服常规旱育苗温度难于控制、秧
Plastic film insulation Dry drought nursery (dry bed, drought management) is the province of rice in recent years began to adopt a new method of nursery. Can be divided into a conventional narrow bed drought nursery and opening and closing wide bed drought nursery. Conventional narrow bed dry nursery sowing width of 1 m, bed length of 10 meters, net sown area of 10 square meters, with a film covering the membrane width of 1.5 meters on both sides of the bed and two exposures, ventilation temperature; Nursery bed broadcast breadth of 1.6 meters, 10 meters bed length, net sown area of 16 square meters, covered with two films, each film width of 1.0 meters in the middle of the bed opening, ventilation and temperature control. Opening and closing of drought nursery can overcome the difficulty of conventional dry nursery temperature control, seedlings