The insecticidal action must be considered doubtful.
这个杀虫作用是值得怀疑的。
As for insecticidal action, but also needs the deep person to study.
至于杀虫作用，还需深人研究。
CA proved to enhance the insecticidal action of the plant aromatic oils, especially that of citron oil.
结果表明，气调具有增强红桔油松节油及柠檬油的杀虫效果，对柠檬叶油的增强作用最为明显。
Strengths: insecticidal spectrum broad, action quick, the effect is good, use and then, from regional and seasonal limited, and is suitable for large area and mechanization.
长处：杀虫谱广，作用快，效果好，使用利便，不受地区和季节性局限，适于大面积及机械化。
The mode of action and the insecticidal properties of these three groups of insecticides are reviewed as well.
讨论了这三类化合物对昆虫不同的作用机制，及其产品对害虫的作用活性和特点。
The paper reviews the mechanism of action of the insecticides or insecticidal compounds. The concept of digestive poison and the characteristics of digestive poison are discussed.
本文在扼要综述现有杀虫剂或杀虫活性物质的作用机制的基础上，提出消化毒剂的概念，并讨论了消化毒剂的特点及天然作物作为害虫控制剂的可能性。
The paper reviews the mechanism of action of the insecticides or insecticidal compounds. The concept of digestive poison and the characteristics of digestive poison are discussed.
本文在扼要综述现有杀虫剂或杀虫活性物质的作用机制的基础上，提出消化毒剂的概念，并讨论了消化毒剂的特点及天然作物作为害虫控制剂的可能性。
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