拟除虫

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1.
Resistance to pyrethroids has emerged, especially Africa, although so far there have been only one or two cases of obvious control failure.
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。
www.who.int
2.
Objective To understand the resistance situation of Culex pipiens quinquefasciatus and Anopheles dirus to pyrethroid.
目的掌握海南省致倦库蚊和大劣按蚊对拟除虫菊酯类杀虫剂的抗药性发生及发展趋势。
www.bmsw.net.cn
3.
Pyrethroids are a group of pesticides widely used in agriculture and are found easily and commonly in agricultural products.
拟除虫菊酯杀虫剂是目前使用最广泛的杀虫剂之一，亦是农产品中残留农药检出率较高的药种之一。
www.fabiao.net
4.
Toxicological and electrophysiological studies have demonstrated the presence of Kdr-type resistance in many pyrethroid-resistant insects.
毒理学和电生理学的研究表明，在许多拟除虫菊酯类杀虫剂抗性昆虫中存在击倒抗性。
www.insect.org.cn
5.
Conclusion The mechanism for mutations resulting in the knockdown resistance of A. sinensis in Anhui Province has been determined.
结论安徽省中华按蚊已发生针对拟除虫菊酯的击倒抗性突变。
275008742.xyz
6.
Analytical techniques for pyrethroid pesticide residue and its research progress were reviewed.
综述了拟除虫菊酯类农药残留的分析技术及其研究进展。
www.cnak.net
7.
But with time past, the resistance of pest to the pyrethroid is found to develop quickly as well as its extension application scale.
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。
www.fabiao.net
8.
Methods Residual pyrethroids quantity of mandril under varies heating time are studied by gas chromatograph and calculate the porosity.
方法通过气相色谱仪测试不同加热时段的芯棒中残留的拟除虫菊酯量并计算芯棒的孔隙率。
lib.cqvip.com
9.
Pyrethroids used to control Blattella germanica on ships should be attended.
选用拟除虫菊酯防制舰艇上的德国小蠊应引起注意。
www.bmsw.net.cn
10.
However, other organophosphates are still in circulation, as are similar compounds called pyrethroids.
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。
article.yeeyan.org