在我国棉花生产技术体系中，去营养枝一直作为一项很重要的田间管理技术被广泛应用于棉花生产，而美国、印度、以色列、埃及等一些植棉国则不去营养枝。７０年代，河南省农科院王佐等人曾对保留棉株营养枝开展了一系列研究；９０年代初，山西曹生吉等人又提出保留棉株营... In our country’s cotton production technology system, going to vegetative branches has been widely used in cotton production as a very important field management technique, while some cotton-producing countries such as the United States, India, Israel, Egypt and the like do not go to vegetative branches. In the 1970s, Henan Academy of Agricultural Sciences Wang Zuoqi et al. Had carried out a series of researches on preserving the vegetative shoots of cotton plants. In the early 1990s, Shanxi Cao Shengji et al.