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一、乙烯利的作用及正确使用方法 乙烯利主要是起调节生长发育、控制雌雄性别、催熟及增加产量等作用。使用方法:乙烯利诱导雌花,南瓜在1—2片真叶时用100ppm喷雾,降低雌花着生节位;黄瓜在2—4片真叶时用50—200ppm喷雾,增加雌花数;催熟番茄,在转色时用500—2000ppm溶液喷洒植株或果实,也可在枯株上的转色果用2000—3000ppm溶液涂果面,或采下转色果浸果,都可提前7—10天成熟。
First, the role of ethephon and the correct use of ethephon is mainly from the regulation of growth and development, control of male and female gender, ripening and increase yield and so on. Usage: Ethephon induces female flowers, pumpkin in 1-2 true leaves with 100ppm spray, reduce the female flowers bearing section; cucumber in 2-4 true leaves with 50-200ppm spray, increase the number of female flowers; ripening tomato , When the color change with 500-2000ppm solution spraying plants or fruits, but also in the twig on the color of the fruit with 2000-3000ppm solution coated fruit surface, or take the color fruit dipped fruit, can be advanced 7-10 days mature.