采用玻片浸渍法，进行了哒螨灵与柴油或四螨嗪混用对山楂叶螨的室内联合毒力测定试验。
The allied toxicity of pyridaben and diesel oil or clofentezine were measured in laboratory by slide slip method.
两种复配剂与其它生物杀虫剂室内毒力和田间防效比较。
The indoor toxicity and field protection effect of two complex agent and other bio-insecticide were compared.
在室内测定了8种杀虫剂对茄二十八星瓢虫幼虫及其主要天敌瓢虫柄腹姬小蜂的毒力。
Toxicity of 8 insecticides to the larvae of Henosepilachna vigintioctopunctata Fabricius and its major larval parasite, Pediobius foveolatus Crawford , was investigated in the laboratory.
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