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桑树是多年生木本植物,一般是雌雄异株或同株,但也有雌雄同穗或同花的。桑树的花性主要取决于遗传因素,但也受外界环境的影响。南沢利用控制光照时间、生长刺激素及其它化学物质处理桑树,使枝条上、下部的花性发生明显的变化。我们也观察到,桑树随树龄的增大、树势的衰老和管理不良,花性也会发生一定的变化。用辐射处理引起桑树性别的根
Mulberry is a perennial woody plant, usually dioecious or the same strain, but also have the same male or female with the same flower. Mulberry flower mainly depends on genetic factors, but also affected by the external environment. Nanxun control the use of light time, growth hormone and other chemical substances mulberry treatment, so that the branches above and below the flowers of significant changes. We also observed that mulberry trees change with age, tree senescence and poor management. Radiation treatment causes root of mulberry gender