植物激素亦叫植物生长调节剂。原为植物体内运行的有机物,对植物的生长、发育器官形成和其他生理机能起支配调节作用。近年来,我区使用植物激素越来越多,在不同作物上取得不同的效益。在果树中应用植物激素,可以改变果树内源激素的水平和不同激素之间的平衡关系,以提高座果率,增加产量。我区主要用在荔枝疏蕾、菠 Plant hormones are also called plant growth regulators. Formerly the organic matter that runs in the plants, plays a regulatory role in plant growth, organ development and other physiological functions. In recent years, more and more plant hormones have been used in our district to achieve different benefits on different crops. Application of plant hormones in fruit trees can change the level of endogenous hormones in fruit trees and the balance between different hormones in order to increase fruit set rate and increase yield. My area is mainly used in lychee buds, spinach