目的 :了解昆明机场蝇类活动规律。方法 :定时、定点用电动捕蝇器捕蝇 ,计数分类。结果 :共捕蝇 10种 ,优势蝇种为家蝇。 3～ 6月为蝇密度高峰期 ;丝光绿蝇、巨尾阿丽蝇和肥须亚麻蝇等的高峰在 7月。结论 :蝇类的季节消长主要受气温及降雨量的影响 Objective: To understand the law of flies in Kunming Airport. Methods: Timing, fixed-point electric flytrap to catch flies, count classification. Results: There were 10 species of common flies and the dominant flies were housefly. 3 to 6 months for the peak flies density; mercurial green flies, giant tail Alize flies and fat whiskers flies and other peak in July. Conclusion: The seasonal fluctuation of flies is mainly affected by temperature and rainfall