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澜沧县位于云南省西南部中缅边境亚热带地区。地处东经22°71’～23°15’,北纬90°29’～100°35’之间,年平均气温18℃～20℃,年降雨量1400～1800mm,相对湿度为70～80%。系云南鼠疫历史疫区之一,1937年疫情终息,间隔55年后于1992年元月在家鼠中呈现多点暴发流行,8个村寨及单位检出鼠疫菌,发现自然死鼠的单位16个,波及整个县城,面积约15km~2,经过疫区处理,疫情得到控
Lancang County is located in the subtropical region of China-Myanmar border in southwestern Yunnan Province. It is located between 22 ° 71 ’~ 23 ° 15’ east longitude and 90 ° 29 ’~ 100 ° 35’ north latitude. The annual average temperature is 18 ℃ ~ 20 ℃. The annual rainfall is 1400 ~ 1800mm and the relative humidity is 70 ~ 80%. Department of epidemic situation in Yunnan plague one of the epidemic in 1937, the end of the epidemic, interval 55 years later in January 1992 showed more outbreaks in house mouse, 8 villages and units detected Yersinia pestis and found that natural dead rat units 16 A, spread throughout the county, an area of about 15km ~ 2, after the epidemic area, the epidemic was controlled