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Indexed by:期刊论文
Date of Publication:2015-12-10
Journal:食品研究与开发
Included Journals:PKU、ISTIC
Volume:36
Issue:23
Page Number:153-157
ISSN No.:1005-6521
Key Words:凝结芽孢杆菌;嗜酸乳杆菌;复合微生态制剂;发酵条件
Abstract:通过单因素试验分别研究初始pH、培养温度、接种量等因素对凝结芽孢杆菌和嗜酸乳杆菌生长的影响,随后通过正交试验对发酵条件进行优化.结果表明:双菌型复合微生态制剂的最优发酵条件为凝结芽孢杆菌和嗜酸乳杆菌的菌种配比1:2,培养温度37℃,初始pH 6.8,接种量4%.在此最优发酵条件下,复合微生态制剂发酵菌体浓度达7.75 ×109 cfu/mL.
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