詞語：pyrethrins
pyrethrins的解釋
pyrethrinsn. 除蟲菊素；除蟲菊酯；除蟲菊精
pyrethrins的意思
Pyrethrins 除蟲菊酯;除蟲菊素;天然除蟲菊酯;Natural Pyrethrins 天然除蟲菊精;PYRETHRINS STANDARD 除蟲菊素標準品;pyrethrins rnuscic 菊酯滅蠅劑;
pyrethrins的參考例句
1.A method for the determination of six pyrethrins from natural pyrethrum extracts by capillary gas chromatography with FID detector was described. 研究了毛細管氣相色譜法定量分析天然除蟲菊提取液中6種酯的方法，FID檢測，鄰苯二甲酸二丁酯作為內標物。
2.Consisting of enhanced Pyrethrins, it can control the reproduction of flea, lice and tick effectively. Protein and lanolin can solve dermatitis problems and itchy skin. 加倍除蟲菊能起殺蚤作用，羊脂蛋白有助舒緩皮膚炎症狀及止癢。
3.So applying methylparathion properly and developing other insecticides instead of pyrethrins insecticides should be served as the main management methods in chemical control. 適當使用甲基對硫磷或開發其它殺蟲劑替代菊酯類農藥應作為防治紅鈴蟲的主要對策。