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小麦穗期蚜虫不同防治指标的经济效益分析张国彦（河南省植保植检站郑州４５０００２）张飞跃张治业任淑芳杨晓峰（河南省偃师市植保站）陈国政（平顶山市植保站随着小麦生产水平的提高，穗期蚜虫（主要为害穗部，简称穗蚜）已经成为小麦生长发育后期的主要害虫。由于生产...
Economic Benefits of Different Control Indexes for Aphids in Wheat Era Zhang Guoyan (Plant Protection and Inspection Station of Henan Province, Zhengzhou 450002) Zhang Feiyue Zhang Zhiye Ren Shufang Yang Xiaofeng (Plant Protection Station of Yanshi City, Henan Province) Chen Guozheng (Plant Protection Station of Pingdingshan City With the wheat production level Aphids (the main damage spikes, referred to as spike aphids) has become the main pest of the late growth and development of wheat.