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棉铃虫是我市常发性害虫 ,进入 90年代以来一直居高不下 ,据此农业部农业技术推广中心从 1 997年将我市列为棉铃虫抗性监测网站。现将棉铃虫抗性测定结果简介如下 :选用测定药剂为 4.5%高效氯氰菊酯 (南京红太阳集团 ) ,40 %久效磷 (青岛农药厂 ) ,90 %万灵(美国杜邦公司 ) ,35
The cotton bollworm is a pest in our city and has been at a high level since it entered the 90s. Therefore, the Agricultural Technology Extension Center of Ministry of Agriculture listed the city as the bollworm resistance monitoring website from 1997. Now the results of the determination of resistance to bollworm is as follows: Selection of the test agents for the 4.5% beta-cypermethrin (Nanjing Red Sun Group), 40% monocrotophos (Qingdao Pesticide Factory), 90% million Spirit (DuPont), 35