真空包装雪菜肉丝的初始菌相分析及优势菌的鉴定

China Condiment(2017)

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Abstract
实验发现:真空包装的雪菜肉丝在常温储存下的初始菌相以乳酸菌(30.1%)、假单胞菌(27.7%)、热杀索丝菌(18.4%)、肠杆菌(14.5%)为主,而葡萄球菌(4.2%)和酵母菌(1.23%)数量较少;此外,分别在0,3,7,14,21,28天对常温储藏的雪菜肉丝的主要腐败菌进行培养、计数,结果显示:在储藏初期,乳酸菌、假单胞菌、热杀索丝菌为雪菜肉丝的优势腐败菌,但是在14~21天后,热杀索丝菌、葡萄球菌、酵母菌有下降趋势,而乳酸菌则一直居高不下;肠杆菌数量虽然少,但一直在稳定增长.
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Spoilage Microbiota
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