The selective toxicity of 15 insecticides between Aphis citricola von der Goot and Coccinella septempunctala L. was investigated with a topical application method recommended by FAO.

  • 摘要采用FAO推荐的点滴法,测定了15种常用杀虫剂对苹果黄蚜及其天敌七星瓢虫幼虫的毒力,比较了药剂在二者之间的毒力选择性。
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