PYRETHRINS STANDARD 除虫菊素标准品
pyrethrins II 除虫菊素II
Natural Pyrethrins 天然除虫菊精
Pyrethrins powder 除虫菊粉剂
pyrethrins I 除虫菊素I
synthetic pyrethrins 合成除虫菊酯
CS Pyrethrins 除虫菊素
pyrethrins residuces 菊酯农药残留
pyrethrins residues 菊酯类农药残留
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。
参考来源 - Ⅱ·2,447,543篇论文数据，部分数据来源于NoteExpress
N an oily water-insoluble compound used as an insecticide. Formula: C21H28O3 除虫菊酯 (Also called pyrethrin I)
The invention provides natural pyrethrins pollen and the preparation method thereof.
本发明为天然除虫菊素花粉剂及制备方法。
Objective To observe the efficacy of pyrethrins aerosol against cockroaches by bioassay.
目的通过生物测试，观察天然除虫菊素杀虫气雾剂对蟑螂的药效。
Nearly 90% of exposures involved insecticides containing pyrethroids, pyrethrins or both.
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。
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