Abstract: The Pulex irritans and Xenopsylla cheopis are the main fleas over the ground in plague natura foci of rattus flavipectus in Ying jiang county of Yunnan. They each take 82.47% and 10.29% and the peaked in summer and autumn season. Both of them we discovered the fleas index peaks differ unnotable in differntly rooms and in seasous. The resul were determined by analysis of the fleas index and detection.

摘要： 人蚤和印鼠客蚤是云南盈江县黄胸鼠鼠疫自然疫自然源地主要的地面游离蚤,分别占82.47%和10.29%,高峰季节分别在夏季和秋季。经方差分析(F)证明,高峰季节蚤指数在不同类型房间中的差异不显著。

关键词: 鼠疫, 地面游离蚤