Pyrethrins and pyrethroids are usually applied as space spray i . e . by fogging to kill mosquitoes in contact 拟除虫菊酯通常以喷雾方式作空间处理，直接杀死接触到药雾的蚊子。
Determination of pyrethroid pesticide residues by gas chromatography - negative chemical ionization mass spectrometry and its application 质谱测定烟叶和茶叶中拟除虫菊酯类农药残留
Tobacco and tobacco products determination of pyrethroids , organophosphorus and nitrogen - containing pesticides residues 烟草及烟草制品拟除虫菊酯杀虫剂有机磷杀虫剂含氮农药残留量的测定
Analysis of the multiple pesticide residues of organochlorines and pyrethroid in tomato and apple by using capillary gas chromatography 番茄和苹果中14种有机氯和拟除虫菊酯类农药残留量的毛细管气相色谱检测
By contrast , organophosphate , carbamate and pyrethroid pesticide residues can be removed easily because of their instability 有机磷类、氨基甲酸酯类及拟除虫菊酯类农药稳定性相对较差，不同操作对其有很好的去除作用。
Determination of organochlorine and pyrethroid pesticide residues in solid and sediment by capillary gas chromatography with solid - phase - extraction purification 气相色谱法测定土壤和沉积物中有机氯和拟除虫菊酯农药残留
Simultaneous determination of residues of organochlorine and pyrethroid pesticides in tea by microwave assisted extraction solid phase microextraction - gas chromatography 气相色谱法同时测定茶叶中的有机氯和拟除虫菊酯农药残留
Determination of 22 organochlorine and 15 pyrethroid pesticide residues in apple juice by matrix solid - phase dispersion and gas chromatography - mass spectrometry 质谱法测定浓缩苹果汁中22种有机氯农药和15种拟除虫菊酯农药的残留量
Made with purify carbon dust 、 pyrethrum no smoke 、 taste after light and don ' t irritate pneogaster 、 safety 、 higher effective 本品采用高效拟除虫菊酯为有效药物精心配制而成，无烟环保，驱蚊力强，气味芳香，不污染环境，对人体无刺激。
Based on the acute toxicity of pyrethroid to carp , the subchronic toxicity and high concentration short - time impact of pyrethroid were studied 本研究在拟除虫菊酯对鲤鱼急性毒性试验的基础之上，进行了高浓度冲击试验和亚慢性毒性试验。
