棉花的叶枝又叫公枝，它着生在主茎，靠顶芽向上斜长，后期长出许多赘芽，与果枝争肥，争光，对果枝发育有一定的影响。叶枝由棉苗主茎叶腋间的2～5个叶芽发育而成，其发生有着的一定的规律，在生产上若能掌握其规律，采用相应的措施控制或利用，对提高单位面积产量有着重要作 Cotton leaves also known as the branch, it is born in the main stem, by the top bud oblique upward, the late growth of many vegetative buds, and fruiting branches Zhengfei, Zhengguang, the development of fruiting branches have a certain impact. Leaves from cotton seedlings stems and leaves axillary 2 to 5 from the development of buds, the occurrence of a certain law, if the production can master its laws, the use of appropriate measures to control or use, to improve the yield per unit area has Important to make