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1.选地,整地,适时播种西瓜、甜瓜制种田,除要求土地肥沃、茬口适宜等条件外,还必须注意隔离区半径不得小于1000米。隔离区内禁种葫芦科作物,特别是瓜类。尽量把制种田选在光线好、无窝风、自然传粉媒介(如蜂、蝶、蚜等)少的地块。选好的地块,每亩撒施农家肥3～4方整平,按水、旱塘划线。沿线在旱塘内侧10～25厘米内开沟,每亩施入农家肥2～3方,复合肥15～20公斤。南北向做塘,旱
1. Select land preparation, timely sowing watermelon, melon farming, in addition to requiring fertile land, stubble suitable conditions, but also must pay attention to the radius of the isolation zone shall not be less than 1,000 meters. Cucurbitaceae crops banned in isolation area, especially melons. As far as possible the system of farming in the light of good, no nest style, natural pollinators (such as bees, butterflies, aphids, etc.) less plots. Selected plots, spreading farmhouse fertilizer per acre 3 to 4 square, according to water, dry pond crossed. Ditches along the 10 ~ 25 cm inside the dry pond, per mu applied to 2 ~ 3 square manure, compound fertilizer 15 ~ 20 kg. North and south to do ponds, drought