Uniconazole is a kind of triazole plant growth regulator, is the gibberellin biosynthesis inhibitor, which both has bactericidal and herbicidal effects. It has been widely used on crops, fruit trees, Ornamental plants, etc. It can inhibit elongation of internodal cells and retards plant growth dwarfing plants. resisting to lodging of fruits, facilitating the formation of flower bud and raising crops yield, etc.It can prevent from lodging of fruits; Increasing yield after spraying;