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云南武定县位于北纬25°5′,东经102°3′。海拔1700～2700米,由南向北逐步升高。全县岗峦起伏,气候温和,森林覆盖较好,加上由立体气候造成土壤和植物群落的多样化,野生食用菌资源较丰富,其中包括美味牛肝菌(Boletus edulis Bull.ex Ft.),当地
Wuding County, Yunnan Province is located at latitude 25 ° 5 ’and longitude 102 ° 3’. 1700 ~ 2700 meters above sea level, gradually increased from south to north. The county has numerous ups and downs, mild climate and good forest cover. With the diversification of soils and plant communities caused by the three-dimensional climate, wild edible mushrooms are rich in resources, including Boletus edulis Bull.ex Ft. ,local