中黑盲蝽和绿盲蝽是棉花苗期、蕾期的重要害虫。这两种害虫常常混合发生,因此正确区别这两种害虫对棉花危害的不同症状,是提高害虫防治技术的重要依据。为此,对这两种害虫为害棉花苗蕾期的症状进行了观察。观察方法:在棉花始蕾期,选择棉株个体发育好、长势均匀,无病虫为害的正常植株,分别按每株投入3龄中黑 Black Apis mellifera and Apolygus lucorum are important pests in cotton seedling stage and bud stage. These two kinds of pests often occur mixed, so the correct distinction between the two kinds of pests harm the different symptoms of cotton is an important basis for improving pest control technology. To this end, the two pests damage cotton buds during the symptoms were observed. Observation method: At the beginning of cotton buds, cotton plants were selected to develop well, grow evenly, normal plants without pests and diseases, respectively, according to each plant into 3 black