【摘要】 采用茎叶喷雾法,测试了几种杀虫剂对温室白粉虱的防效。结果表明:不同药剂间的防效存在显著差异;25%阿克泰和10%吡虫啉对温室白粉虱的防效较好,且持效期均在10 d以上。药后3 d,除了1%苦皮素防效相对较低外,其余药剂处理的防效均在85%以上,25%阿克泰的防效最高为93.69%;药后7和10 d,各药剂的防效均有所下降,但25%阿克泰的防效下降幅度较低,从90.04%降为88.92%,10%吡虫啉的防效在80%以上,仅次于25%阿克泰。更多还原

【Abstract】 The experiment in the determination of the efficacy of different insecticides on the control of whitefly(Trialeurodes vaporariorum Westood) in greenhouse was conducted and the results showed that there were significant differenct efficacies on different tested insecticides.25% thiamethoxam and 10% imidacloprid had very better control efficacy than other tests.After 3,7 and 10 d of the initial treatment,the control efficacies of 25% thiamethoxam and 10% imidacloprid were about 88% and 80%,respectively.更多还原