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我省棉枯、黄萎病发生历史较久,危害重,全省400万亩棉田,染病面积约200万亩。一般因病害减产20～45％,重者达50％以上,严重田块,几无收成。为了提高棉花产量,解放后,我省曾先后四次更换良种,但均因不抗病或抗性差,不能在生产上起到保产作用。因此,选育棉花抗病品种,成为我省棉花生产上急待解决的重要问题。在毛主席革命路线的指引下,经过无产阶级文化大革命,我所广大职工提高了
The province withered cotton wilt, verticillium wilt occurred longer history, endangered heavy, the province 4 million mu of cotton fields, infected area of about 200 acres. The general reduction of 20 to 45% due to disease, severe cases of more than 50%, serious plots, few without harvest. In order to improve cotton production, after the liberation, our province has successively replaced the elite four times, but neither because of disease resistance or resistance is poor, can not play a role in production protection. Therefore, the selection of cotton resistant varieties has become an urgent problem in our province’s cotton production. Under the guidance of Chairman Mao’s revolutionary line and through the Great Proletarian Cultural Revolution, the vast majority of our workers have been raised