直物源农药香芹酚水剂对茶小绿叶蝉的杀虫活性及茶树安全性评价

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中图分类号 S435.711 文献标识码A文章编号 0517-6611（2025）18-0156-03doi：10.3969/j.issn.0517-6611.2025.18.034

Insecticidal Activityof Botanical Pesticide CarvacrolAqueous Solution Against Empoasca pirisuga Matumura and SafetyEvaluationof Tea Plant

LI Guo-li，Gong Zheng，HEY-ln（BotanicalPesticideEngineringTchnologyResearchCenterofGasurovince，anouJ tongUniveito;lflaldaeicalnooUit su ）

AbstractInodertopromotetegrenndsafeproductioofteaduceteuseofemicalpesticdes，ndprotectteologicaleio mentofteagadenThetoxicitydfieldfcacyofotanicalpesticidecaacrolaqueoussolutiontoEmpoasapisugaMatumurawereelua tedbyndoordopmetdcombiedwitfeldspraetd，ndthesafetyevaluatioofthmedicineoeareasalsocaidoutoicity bioassay showed that the LC50 and LC90 values of carvacrol water agent on Empoasca pirisuga Matumura were 13.894 5 and 61.6316mg/L field efficacy trial showed that the active ingredient dosage of 5% carvacrol water agent was 112.5-135.0g/hm2 ，which had a good control effect，and could reach more than 89% after 7 d of treatment on the Empoasca pirisuga Matumura.According to the results of botanical pesticidecarvacrolaqueoussolutioagenthadexcelentcontrolectonEmposcaprisug Matumuaoththtoxitndfieldecacydad thecharacteristofiguckactigdlong-lasiIasefoeatrendalavesdasviroetalldlyi suitable for popularization and application in the control of Empoasca pirisuga Matumura.

Key WordsEmpoasca pirisuga Matumura;Botanical pesticide;Carvacrol;Insecticidal activity;Safety

茶小绿叶蝉（EmpoascapirisugaMatumura）是我国茶叶种植过程中最主要的害虫之一，对茶小绿叶蝉的防控效果直接影响茶叶的产量和品质。（剩余6825字）