pyrethrins

除虫菊素

常用释义

词性释义

n.

除虫菊素;[农药] 除虫菊酯;除虫菊精
例句
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除虫菊花含有除虫菊酯对昆虫有很强的触杀,胃毒。
Azadirachtin, Pyrethrins and Rotenone are toxic to non-target organisms, especially high risk for Bombyx mori Linaeus.
印楝素、除虫菊素和鱼藤酮对非靶标生物的毒性较高,尤其对家蚕风险性大。
将近90%的杀虫剂都含有除虫菊酯或者虫菊酯或者兼而有之。
本发明为天然除虫菊素花粉剂及制备方法。
驱虫宠物:氯菊酯和除虫菊制订宠物,可作为驱虫剂,以保护你的狗。
OBJECTIVE: Pyrethrins is a new type pesticide that had developed rapidly in 1870s. It was refined from the plant at first.
目的拟除虫菊酯类农药是70年代迅速发展起来的新型农药,最初是在除虫菊这种植物中提取出来的。
Objective To observe the efficacy of Pyrethrins against Xenospylla cheopis in the laboratory.
目的观察杀虫剂天然除虫菊素对印鼠客蚤实验室的杀灭效果。
反相高效液相色谱分离纯化天然除虫菊酯
on Bombyx mori Linaeus are: Pyrethrins is hyperoxic, Azadirachtin and Rotenone are highly toxic, Matrine and Cnidiadin are low toxic;
对家蚕急性毒性等级:除虫菊素为剧毒,印楝素和鱼藤酮为高毒,苦参碱和蛇床子素为低毒;
除虫菊酯在超临界二氧化碳中溶解度的研究
1·At present, natural pyrethrins have been widely used in agriculture, forestry, biological pesticides, food hygiene and safety and other fields.
目前,天然除虫菊素已广泛应用在农业、林业、生物农药和食品卫生安全等多个领域。
2·Azadirachtin, Pyrethrins and Rotenone are toxic to non-target organisms, especially high risk for Bombyx mori Linaeus.
印楝素、除虫菊素和鱼藤酮对非靶标生物的毒性较高,尤其对家蚕风险性大。