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棚（室）黄瓜在水肥温条件适宜情况下 ,可采用以下几项技术措施 ,促其产量进一步提高。一、烟熏法当黄瓜幼苗长出２～４片真叶时 ,棚（室）放满淡烟后 ,密闭２～３昼夜 ,可增加雌花 ,提高产量。这是因为烟中含有一氧化碳 ,能抑制秧体内的氧化过程 ,使瓜秧形成众多的雌花。此外
Shed (room) cucumber in the water and fertilizer conditions suitable conditions, the following technical measures can be used to promote its production to further improve. First, the smoke law When the cucumber seedlings grow 2 to 4 true leaves, shed (room) filled with light tobacco, confined 2 to 3 days and nights, female flowers can be increased to increase production. This is because the smoke contains carbon monoxide, can inhibit the oxidation process within the seedling, the melon seedlings to form a large number of female flowers. In addition