目的检测天然除虫菊酯的免疫毒性。
所有拟除虫菊酯不溶于水。
以水作夹带剂可以提高除虫菊酯萃取效率。
二氯菊酯是拟除虫菊酯杀虫剂的重要中间体。
Dichlorochrysanthemate is the important intermediate of pyrethroid insecticides.
还讨论了烟粉虱对拟除虫菊酯抗性的代谢机理。
Possible metabolic mechanisms for pyrethroid resistance in this strain were discussed.
现代的疟疾病媒控制特别依赖于单一化学分子，即除虫菊酯。
Modern vector control for malaria is exceptionally dependent on a single class of molecule, the pyrethroids.
职业性急性拟除虫菊酯中毒诊断标准及处理原则。
Diagnostic criteria and principles of management of occupational acute pyrethroids poisoning.
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。
Nearly 90% of exposures involved insecticides containing pyrethroids, pyrethrins or both.
目的观察有机磷与拟除虫菊酯农药的拟雌激素活性。
Objective To observe the estrogenicity of organophosphorus and pyrethroid pesticides.
本文报道了拟除虫菊酯在蔬菜上的污染规律和控制措施。
This paper reports the regularity of pyrethroid-pollution of various vegetable and presents some control measures.
当被限制在户外的一定区域时，往空气中喷洒一些除虫菊酯。
Spray a pyrethrin into the air when confined to a certain outside area.
应用超临界流体萃取气相色谱法快速测定拟除虫菊酯残留量。
The supercritical fluid extraction gas chromatography was used to determine quickly.
目的探讨细胞因子与拟除虫菊酯中枢神经系统损害机制的关系。
Objective to investigate the relationships between cytokine and the mechanism of central nervous system impaired by pyrethroid.
目的测试电热蚊香液加热时间与芯棒中拟除虫菊酯残留量的关系。
Obiective Test the relationship between the heating time of electrothermal vaporizing liquid and the residues of pyrethroid in mandril.
蚊虫对包括滴滴涕和拟除虫菊酯等杀虫剂的耐药力越来越强，特别是在非洲。
An increasing mosquito resistance to insecticides, including DDT and pyrethroids, particularly in Africa; and.
你可以从你的兽医那里得到这种除虫菊酯洗发剂，他会推荐你使用的。
You can obtain a pyrethrin shampoo from your vet , who will instruct you in its use.
本文介绍了气相色谱法测定水中五种拟除虫菊酯农药的多残留分析方法。
The gas chromatographic method was reported for the analysis of pyrethroid pesticide residues in water.
这些结果说明神经敏感性降低是棉铃虫对拟除虫菊酯抗药性的重要机制。
It implies that the decreased nerve sensitivity is an important pyrethroid resistance mechanism of cotton bollworm.
这些结果有助于对拟除虫菊酯改变钠通道的功能及其机理作进一步探究。
These results can provide new insight into the mechanisms by which pyrethroids modify the function of voltage sodium channels.
yg品系对拟除虫菊酯的抗性水平较低，抗性分别为7、14和21倍。
YG had lower resistance and the corresponding rr was 7 -, 14 -, 21-fold.
然而，其他有机磷却仍然在流通，还有类似的化合物拟除虫菊酯也在流通当中。
However, other organophosphates are still in circulation, as are similar compounds called pyrethroids.
对拟除虫菊酯的耐药性已经出现，特别是在非洲，虽然迄今明显控制失败情况只有一两例。
Resistance to pyrethroids has emerged, especially Africa, although so far there have been only one or two cases of obvious control failure.
该结果表明了烟粉虱钠离子通道L925I突变与对拟除虫菊酯抗性密切相关。
Our results indicated that L925I mutation was tightly associated with pyrethroid resistance in the tobacco whitefly from Nanjing.
本文报导一类具有拟除虫菊酯活性的肟醚类化合物的合成、结构特性及生物活性。
The present report deals with the synthesis of a series of pyrethroid-like oxime-ether compounds, their structure characteristic and the relation of structure-biologic activity.
目前，关于拟除虫菊酯对中枢神经系统兴奋性氨基酸的影响尚缺乏深入而系统的研究。
Up to now, there is no a systematic and deepgoing study about the effect of Py on EAA in CNS.
目前的研究表明尽管使用拟除虫菊酯防制昆虫见效快，但其对昆虫产生抗性的速度也快。
But with time past, the resistance of pest to the pyrethroid is found to develop quickly as well as its extension application scale.
综述了拟除虫菊酯的进展及新拟除虫菊酯的筛选和分子设计的方法等。参考文献58篇。
This paper reviews the progress of pyrethroid and the method of sifting and molecular de-sigh of pyrethroid. 58 references are presented.
结果电热蚊香液在加热后期芯棒中的拟除虫菊酯残留量增加400%，孔隙率降低45%。
Results Pyrethroid residue in mandril increased by 400% and porosity reduced by 45% after heating electrothermal vaporizing liquid.
结果表明，臭氧对于拟除虫菊酯农药均有较好的去除效果，臭氧对于蔬菜品质不产生影响。
The result showed that ozone can effectively decline the residues of pyrethroids?And the ozone treatment had no significant effect on the vegetable.
结果表明，臭氧对于拟除虫菊酯农药均有较好的去除效果，臭氧对于蔬菜品质不产生影响。
The result showed that ozone can effectively decline the residues of pyrethroids?And the ozone treatment had no significant effect on the vegetable.
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