【摘要】 从西藏不同地区采集了5种牧民自制发酵牦牛乳样品,并按照国家标准测定了样品的理化和微生物指标。结果表明:5个样品的干物质、蛋白质、脂肪含量、pH值和滴定酸度分别为14.1%￣16.4%,4.3%￣4.8%,6.9%￣7.1%,3.6￣4.0和193.5°T￣225.0°T;5个样品的细菌总数、真菌、乳酸菌和肠道菌数基本一致,而样品间芽孢菌数存在较大的差异。更多还原

【Abstract】 5 cottage yoghourt samples were collected from Tibet and their microbiological and chemical were analyzed.The results showed that the dry matter content,protein content,fat content,pH,and titrated acid were 14.1-16.4%,4.3-4.8%,6.9-7.1%,3.6-4.0,and 193.5-225.0 °T,respectively,in the cottage yoghourt.The microbiological analyses were done for total count of mesophilic aerobic bacteria,fungi,lactic acid bacteria,Enterobacteriaceae,and endospores.更多还原