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大棚西瓜早熟栽培，由于第一茬瓜收获较早，收获后较长一段时间内天气条件仍然很适宜西瓜的生长和果实发育。同时在第一茬瓜收后蔓叶仍很强旺，只要管理适当，可继续结果，这就为生产二茬西瓜创造了条件。据当地经验，二茬瓜的产量与头茬瓜大致相当，故选留二茬瓜是大棚西...
Early greenhouse cultivation of watermelon, melon harvested as the first crop earlier, after a long period of harvest weather conditions are still very suitable for watermelon growth and fruit development. At the same time, the first crop of melon leaves is still strong after harvest, as long as appropriate management can continue the results, which creates the conditions for the production of the second crop of watermelons. According to local experience, the output of the second crop of melon is roughly equivalent to that of the first crop, so it is better to leave the second crop of melon in the greenhouse.