摘要
目的了解陕西省三带喙库蚊对DDT杀虫剂的抗药性现状。方法采用WHO提供的幼虫浸渍法,包括区分剂量法和半数致死量法。结果平利和南郑县三带喙库蚊为初步抗性群体,汉滨和汉阴县三带喙库蚊为抗性群体。各地区三带喙库蚊对DDT的抗药性均在低抗水平之上。结论陕西省三带喙库蚊对DDT仍存在一定程度的抗药性。
Objective To understand the resistance status of Culex tritaeniorhynchus to DDT in Shanxi province. Methods Resistance was monitored by determining LC50 and by using distinguishing dosage method. Results Resistance level of Culex tritaeniorhynchus in Pingli county and Hanzhong city was elementary resistance,while in Hanbing and Hanyin county was obvious resistance. Conclusion Culex tritaeniorhynchus in Shanxi province retains an extent of resistance.
出处
《中华卫生杀虫药械》
CAS
2009年第4期278-280,共3页
Chinese Journal of Hygienic Insecticides and Equipments
基金
陕西省科技计划项目
编号2007K10-01(4)
关键词
三带喙库蚊
DDT
抗药性
Culex tritaeniorhynchus
DDT
resistance
