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作 者:张颂函 杨星 占秀萍 张乐山 徐文平[1] ZHANG Song-han;YANG Xing;ZHAN Xiu-ping;ZHANG Le-shan;XU Wen-ping(Shanghai Key Laboratory of Chemical Biology,School of Pharmacy,East China University of Science and Technology,Shanghai 200237,China;Shanghai Agricultural Technology Extension Service Center,Shanghai 201103,China;Shanghai South Pesticide Research Center,Shanghai 201702,China;Wuyuzhang Honorary of Sichuan University,Chengdu 610041,China)
机构地区:[1]华东理工大学药学院上海市化学生物学重点实验室,上海200237 [2]上海市农业技术推广服务中心,上海201103 [3]上海南方农药研究中心,上海201702 [4]四川大学吴玉章学院,成都610041
出 处:《农药》2019年第7期540-542,共3页Agrochemicals
基 金:农业部农产品质量安全监管
摘 要:[目的]了解上海菜区中菜蚜对啶虫脒的抗性程度,指导农户合理用药。[方法]从使用过啶虫脒和氟虫啶胺腈的田块中采集菜蚜,以室内敏感品系作比较,室内浸渍法测定啶虫脒的杀虫活性。[结果]啶虫脒对不同用药情况采集的菜蚜的LC90值分别为60.20、78.45、79.38、94.49、102.48 mg/L,对敏感品系的LC90值为10.48 mg/L。[结论]田间菜蚜对啶虫脒已产生较严重抗性,抗性水平10倍左右。[Aims] This paper aims to know the resistance level of aphids to acetamiprid in different vegetable areas in Shanghai, and to guide farmers to use pesticide rationally.[Methods] Aphids were collected from different fields in Shanghai and compared with susceptible strains reared indoors for a long time. The insecticidal activity of acetamiprid was determined in lab by aphids and leaf dip method.[Results] The LC90 values of acetamiprid to aphids collected from different fields were 60.20,78.45,79.38,94.49 and 102.48 mg/L, respectively, while to the sensitive strains was 10.48 mg/L.[Conclusions] Aphis collected from different fields had a serious resistance to acetamiprid, and the resistance level was about 10 times.
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