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几种药剂防治水稻褐飞虱田间药效试验
引用本文:李云明,黄贤夫,冯永斌,陈海波,蔡美艳,柯友夏.几种药剂防治水稻褐飞虱田间药效试验[J].农药科学与管理,2014(4):67-68.
作者姓名:李云明  黄贤夫  冯永斌  陈海波  蔡美艳  柯友夏
作者单位:浙江省温岭市植物保护检疫站,浙江温岭317500
摘    要:药剂呋虫胺20%可湿性粉剂30g/667m2、吡·噻35%水分散粒剂20g/667m2、烯啶虫胺60%可湿性粉剂15g/667m2防治水稻褐飞虱,由试验结果表明,均具有良好的防治效果,药后7d防效达95%以上,持效期长达20d。其中呋虫胺、烯啶虫胺速效性好,药后3d防效达90%左右,可作为防治水稻褐飞虱药剂与目前常用药剂吡蚜酮进行交替使用。

关 键 词:药剂  褐飞虱  药效

Field Efficacy of Several Pesticides against Rice Brown Planthopper
LI Yunming,Huang Xianfu,Feng Yongbin,Chen Haibo,Cai Meiyan,Ke Youxia.Field Efficacy of Several Pesticides against Rice Brown Planthopper[J].Pesticide Science and Administration,2014(4):67-68.
Authors:LI Yunming  Huang Xianfu  Feng Yongbin  Chen Haibo  Cai Meiyan  Ke Youxia
Institution:( Wenling Plant Quarantine Station, Zhenjiang Wenling 317500, China)
Abstract:Dinotefuran 20% WP 30g/667m2, Imidacloprid -Buprofezin 35% WG 20g/667mz and Nitenpyram 60% WP 15g/667m2 were used to control Rice Brown Planthopper. The Results showed that the three pesticides hadexcellent controleffects. 7 daysafter spraying, thecontrol ef- fectsreachedover 95% with persistent period of more than 20 days. Among them, Dinotefuran and Nitenpyram gavequicker effects, theefficiency reachedover 90% after 3 days. So they can be used to control Rice Brown Planthopperin alternation with common pesticide pymetrozine.
Keywords:Pesticide  Brown Planthopper  Control Effect
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