The insecticidal activity of all target compounds was evaluated.
对所合成的目标化合物进行了生物测定。
Brine shrimp was used as a biological model to screen substance with the insecticidal activity.
采用卤虫作为生物模型进行杀虫活性物质的筛选。
Certain novel phenyl substituted cyclic urea derivatives have unexpected insecticidal activity.
某些新的苯基取代的环状脲衍生物具有未预料到的杀昆虫活性。
The insecticidal activity of methanol extract was higher than that of chloroform extract and petroleum extract.
叶的甲醇抽提物活性高于氯仿抽提物和石油醚抽提物。
The progress on structure, insecticidal activity and synthesis method of neonicotine derivatives have been reviewed.
概述了新烟碱类似物的结构及其杀虫活性，对其合成方法做了简要介绍。
Studies on the insecticidal activity of extract of Ricinus communis L. against insect pests were carried out in vegetable crops.
用蓖麻提取物对蔬菜重要害虫进行了杀虫活性研究。
The described compound has a favorable insecticidal activity widely used in pest control for the crops. The insecticide has a broad prospect.
所述的化合物具有优异的杀虫活性，能广泛用于农作物的害虫防治，是一种具有广阔应用前景的杀虫剂。
The insecticidal activity of the solid extract and liquid extract from Botrytis cinerea to Myzus persicae(Sulzer) were bioassayed by testing dipping method.
用浸渍法测定灰葡萄孢菌的固体和液体发酵粗提物对烟蚜的触杀活性。
The insecticidal activity of the solid extract and liquid extract from Botrytis cinerea to Myzus persicae(Sulzer) were bioassayed by testing dipping method.
用浸渍法测定灰葡萄孢菌的固体和液体发酵粗提物对烟蚜的触杀活性。
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