吉林省鼠疫自然疫源地蚤类群落结构的研究

Study of fleas community structures on Jilin plague natural focus

目的研究鼠疫疫源地蚤类群落结构、数量变化特点以及在不同宿主、不同地理环境中的分布。方法对鼠体、洞干、巢穴蚤乙醚麻醉后,分类鉴定。结果吉林省鼠疫自然疫源地存在蚤类6科21属43种。此次疫源地调查,在不同生境、不同地点、不同宿主获蚤类4科9属14种。优势种仍为方形黄鼠蚤松江亚种;常见种为二齿新蚤。结论掌握了各景观区的蚤种寄生宿主的形式以及季节消长、空间分布。

Objective To study dynamic of flea community structures and distribution in defferent hosts and environments. Methods After anaesthesia, bodies fleas, cave fleas and nest fleas of uild rodonts were identifieated. Results There are recorded fleas of 6 families, 21 genera, 43 species in focus of Jilin, fleas of 4 families, 9 genera and fourteen species were found in this investigation from different environments, sites and hosts. Dominant species are Citellophilus tesquorum sungaris and common species is Neopsylla bidentatiformis. Conelnsion Mastered parasitic forms of fleas community in different landscapes, seasonal fluctuation and distributions in space.