不同杀虫剂对番茄潜叶蛾室内防效及田间防治效果的评价

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关键词：番茄潜叶蛾；杀虫剂；乙基多杀菌素；甘蓝夜蛾核型多角体病毒；室内药效；田间防效中图分类号：S436.412.2 文献标志码：A 文章编号：2097-2172（2025）11-1065-06doi：10.3969/j.issn.2097-2172.2025.11.015

Laboratory Insecticidal Effect Determination and Field Control Efficacy EvaluationofDifferent Insecticidesagainst Tuta absoluta

LIU Yueying'， ZHOU Zhaoxu'， ZHANG Meijiao’，WEI Wanbao²，HE Shuwen 3 ，WANG Minge4， YU Caifen5， MA Feng5，CHEN Aichang6

（1.InstituteofPlantProtection，GnsuAcademyofAgriculturalciences，Lanzhou Gansu73oO，China;2.ColegeofPlant

Protection，GansuAgriculturalUniversity，LanzhouGansu73OOO，China;3.lantProtectionandPlantQuarantineStation of Zhangye，Zhangye Gansu7341oo，China; 4.Agricultural Technology Extension Service CentreofJiuquan，Jiuquan Gansu 7350oo，China; 5.Agricultural Technology Extension Centre of Dunhuang，Dunhuang Gansu 7362oo，China; 6.Plant Protection and Plant Quarantine Station of Dingxi，Dingxi Gansu 743ooo， China）

Abstract：Thetomatoleaf miner（Tutaabsoluta）isahighlydestructivepestthathasrecentlybeen introducedtoGansu Province.Thispaperevaluatedtheeficacyof12dfrenttypesof insecticidesinbothlaboratoryandfeldconditionstoprovidea referencefortheemergencycontrolandgreencontrolof thetomatoleaf miner witheficientandpreciseapplicationofpesticides. Results showed that 60g/L Spinetoram， 1×109 PIB/mL Mamestra brassicae nuclear polyhedrosisvirus， 6% Avermectins + （20 Chlorantraniliprole，and 10% Emamectin benzoate + Chlorfenapyr achieved 73.08% to 100% larvalmortalityat3dafterindoor treatment.Field control efficacy at7 d after treatment was 90.26% ， 85.43% ，83.85 % ，and 83.15% ，respectively，and efficacy at 14 d was 80.47% ， 76.17% ， 73.89% ，and 77.95% ，respectively. The results indicated that 60 g/L Spinetoram had the best speed and persistenceofinsecticidalefectandwasanidealinsecticideforrapid kiling inemergencycontrolof the tomatoleaf miner. 1×109 （20 PIB/mL Mamestrabrasicae nuclearpolyhedrosis virushadabetercontroleffctinthelaterstageandalonger persistenceperiod， makingita low-toxicity and green biopesticide suitable forpreventive control. 6% Avermectins + Chlorantraniliprole and 10% （202 Emamectin benzoate + Chlorfenapyr could be used as alternative rotation insecticides to prevent the development of resistance.

KeyWords：Tutaabsoluta; Insecticide;Spinetoram;Mamestrabrasicaenuclearpolyhedrosisvirus;Laboratoryinsecticidal efficacy; Field control efficacy

番茄潜叶蛾（TutaabsolutaMeyrick）隶属于鳞翅目（Lepidoptera）麦蛾科（Gelechiidae）茄麦蛾属（ thorimaea），又名番茄潜麦蛾或番茄麦蛾[1-2]，是世界毁灭性番茄害虫。（剩余9258字）