Investigation of flies in key areas of Fengtai District in Beijing
WANG Shibin
LI Ruoxi
Abstract：Objective To investigate the distribution and infestation of flies in key areas(restaurants,supermarkets,hotels and farmers'markets)of Fengtai District,Beijing,so as to provide reference for fly control.Methods The survey was conducted by visual inspection.Data were analyzed with SPSS 17.0.The Chi-square test was used for comparison between two groups.Results In 2022,the positive rate of adult flies was highest in farmers'markets and lowest in hotels,with statistical difference in two groups(χ2=18.47,P＜0.01).The positive rate of adult flies where flies prohibited was highest in supermarkets and lowest in hotels,with statistical difference in two groups(χ2=65.60,P＜0.01).The qualified rate of fly-proof facilities was highest in hotels and lowest in farmers'markets,with statistical difference in two groups(χ2=24.47,P＜0.01).The positive rate of fly breeding site was100%in restaurants,and other habitats were negative.Conclusions Flies control should focus on farmers'markets,restaurants and supermarkets in Fengtai District,and improve fly-proof facilities of these places.Meanwhile,environmental management should be carried out to eliminate fly breeding sites.
Keywords：key areasfliesinfestationdensity index
Publication Date：2025-10-20
Online Publishing Date：2025-11-04(First online date of this platform, not the publication date of the document)
Pages：4( 548-551 )