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错时飞防美国白蛾效果评估报告

Yong-jun ZHAO,Long YANGL, Na XIE,Rong ZHANG,Peng CUI, Tao GUO,Yun-lei WANG,Yue-hua JIN

Shaanxi Forest Science and Technology（2019）

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Abstract
为有效解决飞机施药防治美国白蛾(H yphantria cunea)与春蚕养殖之间的矛盾,探索了"飞防"与"养蚕"错时安排的方法,即6月3-10日飞防效果最好,飞防后虫口减退率可达到99.45％、有虫株率仅为0.17％;使用26％阿维·灭幼脲(900 g·hm-2)飞防后虫口减退率99.36％,有虫株率为0.83％,效果明显;最佳飞防时间为10:00前.
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