大棚黄瓜增产四法大棚种植黄瓜，要科学进行管理，在水、肥、温度适宜的情况下，采用以下四项技术措施，可使黄瓜增产。喷乙烯利溶液。当黄瓜幼苗２片真叶展开时，喷一次浓度为２００ｐｐｍ的乙烯利溶液，间隔１０天再喷一次，可降低雌花着生节位，增加雌花数。增产１５％... Greenhouse cucumber production of four lawn greenhouse planting cucumbers, to scientific management, in the water, fertilizer, temperature appropriate circumstances, the use of the following four technical measures, cucumber yield. Spraying ethephon solution. When the cucumber seedlings 2 true leaves unfolded, spraying a concentration of 200ppm ethephon solution, spray again 10 days apart, can reduce the female flower abortion, increase the number of female flowers. Increase production by 15% ...