使用落叶剂果树能增产苹果、葡萄等果树在开花以后需要更多的光照和通风，但往往由于过多的树叶而影响了光照、通风，从而降低了结果率，特别是在亚热带地区的果树更是如此。为了提高这类水果的产量，菲律宾大学园艺系研制了一种果树落叶剂，在需要落叶时喷雾一次，即可使... Use deciduous fruit trees can increase the production of apple, grape and other fruit trees after flowering need more light and ventilation, but often due to excessive leaves affect the lighting, ventilation, thereby reducing the rate of results, especially in the subtropical fruit trees more That’s it. In order to improve the yield of such fruits, the Department of Horticulture of the University of the Philippines has developed a deciduous fruit tree that sprays once when leaves need to be fallen ...