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滇西山地大绒鼠-齐氏姬鼠鼠疫自然疫源地是云南省西北部一个古老的鼠疫自然疫源地,位于滇西横断山中部黑穗江和弥沙河之间的山区,东经99°40′～99°50′,北纬26°15′～26°45′,海拔2200～3500m的混交林带。主要宿主为大绒鼠、齐氏姬鼠;主要媒介为方叶栉眼蚤、棕形额蚤和特新蚤指名亚种。病原体为鼠疫菌剑川生物型。
Western Yunnan Plague natural population of the plague is a natural epidemic of plague origin in the northwestern part of Yunnan Province. It is located in the mountainous area between the Black River and the Misha River in the middle of the Hengduan Mountains in western Yunnan, with longitude 99 ° 40 ’~ 99 ° 50’, latitude 26 ° 15 ’~ 26 ° 45’ and altitude 2200 ~ 3500m. The main host for the mammoth, Qi, Apodemus; the main medium for the square leaf flea, brown-shaped fleas and special flea named subspecies. The pathogen is plague bacteria Jianchuan biological type.