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干酪乳杆菌对柑橘汁发酵的工艺研究
引用本文:高寅,李汴生,林伟锋,陈中.干酪乳杆菌对柑橘汁发酵的工艺研究[J].现代食品科技,2011,27(8):946-948,934.
作者姓名:高寅  李汴生  林伟锋  陈中
作者单位:华南理工大学轻工与食品学院,广东广州,510640
摘    要:研究了干酪乳杆菌发酵柑橘汁的发酵过程.接入柑橘汁后的0~10h内干酪乳杆菌处于迟滞期;第10h开始发酵进入对数期,并在第52h结束,发酵终点的活菌数为1.31×109 cfu/mL;发酵液pH值从起点的6.11降至终点的3.69;发酵液最高总酸达到1.48 g/100mL.进一步研究了干酪乳杆菌营养源的优化,结果表明添...

关 键 词:干酪乳杆菌  发酵  柑橘汁  存活率

Study of Citrus Juice Fermentation by L.casei
GAO Yin,LI Bian-sheng,LIN Wei-feng,CHEN Zhong.Study of Citrus Juice Fermentation by L.casei[J].Modern Food Science & Technology,2011,27(8):946-948,934.
Authors:GAO Yin  LI Bian-sheng  LIN Wei-feng  CHEN Zhong
Affiliation:(College of Food Engineering,South China University of Technology,Guangzhou 510640,China)
Abstract:The process of citrus juice fermentation with L.casei was studied.The fermentation began with a 10 h lag phase,after that logarithmic phase started and ended at 52 h with 1.31×109cfu/mL viable count of L.casei.The pH value dropped from 6.11 to 3.69 and the total acid reached 1.48 g/100 mL.The formula of nutrient source was optimized.Results showed that the influence of dry skim milk on the fermentation was significant.After 30 d preservation,the survival rate of viable count of L.casei preserved in 25 ℃ and 4 ℃maintained 21.1% and 89.3%,respectively.
Keywords:L  casei  fermentation  citrus juice  survival rate
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