连云港地区蝇类种群构成及其抗性调查研究

目的研究并掌握连云港地区蝇类的构成、发生、发展规律以及抗性的发生情况。方法采用诱蝇笼法进行蝇的调查研究,诱饵为醋与红糖的混合物;采用点滴法进行抗药性测试。结果连云港地区蝇类隶属4科12属22种。每年4-11月均有蝇类发生,蝇密度基本呈双峰型,9月为最高,6、8月为次高,家蝇为优势种,占蝇类总体的57.7%。农贸市场蝇密度最高,其次为绿化带;家蝇对氯菊酯、氯氰菊酯、残杀威产生了高抗性。结论连云港地区的蝇类每年4-11月份均有活动,优势种为家蝇。其对氯菊酯、氯氰菊酯、残杀威均产生了高抗性,对敌敌畏也产生了中抗性。

Investigation of flies population composition and its insecticide resistance in Lianyungang

Objective To study and understand the flies′ proportion,regulation of occuring and resistance to common used insecticides in Lianyungang city.Methods Using the luring cage for investigating the flies with the mixed sugar and vinegar,examming the resistance with drop way for common used insecticides.Results The files in Lianyungang belonged to 22 species,12 genus,4 families.The flies occurred and were active between April to November annually with two peaks in a year.The highest peak occurred in September,and the second in June and August.57.7% of all flies were Musca domestica.The area of highest flies density was at farm product market,followed by trees and lawn.The Musca domestica had high resistance to permethrin,cypermethrin and propoxur.Conclusion The flies occur between April to November annually in Lianyungang district.The major species is Musca domestica with high resistance to permethrin,cypermethrin and propoxur.