Changes of Endogenous Hormones Content in Chinese Chestnut(Castanea mollissima Bl.E-Chestnut Number One) during Critical Differentiation Period of Male Flower Bud

[Objective] The aim was to study changes of endogenous hormones content in male flower bud and leaf bud of Chinese chestnut during critical differentiation period of male flower bud.[Method] The dynamic change of hormones(ZB,IAA,GA3,ABA and Eth)contents were studied during the critical period of male flower bud differentiation of Chinese chestnut.[Result] The results showed that during the critica…