The usaul contaminate in beer are bacterium,fungus and wild yeast, most of them are anaerobion causing the muddy, flavor chaging and turning sour, Beer anaerobic culture medium should be found out.
啤
中污染
常见菌有细菌、霉菌、野
酵母菌,但主要存

性较大
菌是细菌中
大部分厌氧菌,会使啤

浑浊、变味、变酸等。
体在地球上至少是由不需要氧
菌
量和检
菌》
,
生菌或粪便移植治疗可以是有效治疗暴食


