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塑料大棚稀直播短令育苗就是在不加温的塑料大棚内,采取掺土撒播、初期夜间利用有色塑料薄膜在苗床上复盖保温的充法来培育露地夏菜秧苗。经过三年时间的试验,充分证明塑料大棚具有面积大,光照充足等适合秧苗生长的有利因素。采用这种育苗方法能够解决温室育苗成本高、苗令长、秧苗营养面积小,光照不足、耗资费工的具体问题,取得了短令壮苗、低
Plastic greenhouse sparse sowing shortening nursery is not heated plastic shed, to take the soil broadcast sowing, the initial use of colored plastic film in the night covered with insulation insulation filling method to cultivate open summer vegetables seedlings. After three years of trial, fully proved that plastic greenhouses with large area, adequate light and other favorable factors for the growth of seedlings. The adoption of the seedling raising method can solve the specific problems of high cost of seedling raising in greenhouse, long seedling growth, small nutrient area of seedling, insufficient light and labor cost,