2012年达州市城区蝇密度监测分析

目的通过监测,了解达州市城区蝇类构成及蝇密度消长情况,为保障人民身体健康,消除疾病传播媒介工作提供可靠的科学依据。方法对捕获的成蝇进行分类鉴定,并统计分析。结果共捕获成蝇4 657只,发现蝇种10类。蝇密度7月达到高峰,4~8月维持在较高水平。各生境蝇密度以农贸市场为高。结论达州市城区蝇类种群丰富,优势种为丝光绿蝇和巨尾阿丽蝇。全年蝇密度消长趋势基本呈单峰曲线。

Monitoring of Fly Density in Dazhou City in 2012

Objective To study the species and density fluctuation of flies in Dazhou city, and to provide a relia- ble scientific basis for eliminating disease vectors. Methods Classification and identification on trapped adult flies were performed and statistical analysis was conducted. Results Altogether 4 657 adult flies were captured, ten species were found. Density of flies reached its peak in July, and maintained a high level from April to Au- gust. The habitat with higher fly density was farm product market. Conclusion The fly species were abundance and the dominant species was Lucilia sericata and Aldrichina grahami in Dazhou city. The fluctuation trend of fly density presents a single - peak curve in 2012.