棉蚜是我省棉花苗期的主要害虫。在批林整风和批林批孔运动的推动下,随着农业学大寨群众运动的深入发展,生产条件不断改变,耕作制度的改革,使棉花生长越来越好,产量持续上升。与此相应,棉蚜的发生消长规律方面也出现了重要变化。棉蚜由棉花前期危害成为前中期的重要害虫,六月下旬至七月中旬达到危害高峰,群众称为“伏蚜”。它的特点是来势猛,蔓延快,危害重,如防治失误,就会造成全田棉花卷叶, Cotton aphid is the main pest of cotton seedling in our province. Under the impetus of the rectification of forestry, the rectification of forests and the bodification of boreal forests, along with the deepening development of the mass movement of learning Dazhai, the production conditions have been constantly changed and the reform of the farming system has made the growth of cotton more and better and the output continued to rise. Correspondingly, important changes have also occurred in the occurrence and development of cotton aphids. Cotton aphid by the pre-cotton damage as an important mid-term pests, from late June to mid-July to reach the damaging peak, the masses known as “aphids.” It is characterized by the trend of fierce, rapid spread, endangering heavy, such as prevention and control errors, it will cause the entire field of cotton curly leaves,