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1.定植前的准备提前扣棚升温设施甜瓜要求提前扣棚升温,使已经冻结的土壤在定植之前必须化开、地温还要达到12℃以上方能定植。扣
1. Pre-planting preparation buckle shed heating facilities ahead of schedule Melon requires pre-buckle greenhouse warming, so that frozen soil must be planted before planting, ground temperature but also to reach more than 12 ℃ before colonization. buckle