上海鲜花港睡莲花期蓟马的防治药剂筛选

Screening pesticides for thrips control on water nymph in the Shanghai flower port

报道了6种杀虫剂对睡莲花期蓟马的防治效果,其中以甲氨基阿维菌素效果最高,可达97.63%,其次是阿维菌素、啶虫脒、印楝素、吡虫啉和多杀菌素,药后24h的防效可高达68.81%～97.63%。试验药剂对睡莲生长安全,对环境友好,可以直接用于大面积睡莲花期的蓟马防治。

Among six insecticides evaluated for thrips control on water nymph （Nymphaea stellata）, emamectin was the most efficacious, providing 97.63% control, followed by avermectin, acetaniprid, azadirachtin, imidacloprid, and spinosad which provided control ranging from 68.81 to 97.63% 24 h after application. All six pesticides did not affect water nymph growth and are environmentally friendly, and thus are suitable for widespread use in controlling thrips on water nymph.