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从1981—1983年连续在县农科所观察西瓜花芽提早分化情况。其方法是:每亩用90厘米宽的地膜19市斤覆盖,土地平整后起埂,埂距5尺,埂宽2.3尺,埂中心高5寸。于“春分”节浸种催芽,待籽脐露白点时,直播于埂的中心处。当苗龄达到2片真叶、4片真叶、6片真叶、8片真叶时,按要求切取植株的生长点或腋芽,在50倍的解剖镜下,观
From 1981 to 1983 in the county agricultural observation of watermelon early bud differentiation. The method is: every mu with 19 cm wide plastic film coverage of 19 municipalities, the formation of the land after the 埂 埂, 埂 from 5 feet, 埂 wide 2.3 feet, 埂 center 5 inches high. In the “vernal equinox” soaking seed germination, when the seed umbilical white spots, live in the center of 埂. When the seedling age reaches 2 true leaves, 4 true leaves, 6 true leaves, and 8 true leaves, the growth points or axillary buds of the plants are cut off as required. Under the 50 times of dissecting microscope,