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Effects of Functional Nutrition Additions on Organic Acids Production from Blue-Green Algae Fermentation
Author(s): 
Pages: 379-384
Year: Issue:  4
Journal: Journal of Wuxi University of Light Industry

Keyword:  蓝藻 发酵 丁酸 酵母浸膏;
Abstract: 为提高蓝藻发酵的产酸量,向发酵体系中分别添加Fe、Fe2+、Ni 2+、酵母浸膏4种营养物质来强化产氢产酸效果。结果表明:与对照相比,各种营养物质的添加均可不同程度地提高有机酸产量。其中,添加0.50g/L的Fe、0.10g/L的Fe2+、0.20mg/L的Ni 2+可使丁酸和总有机酸产量分别提高109%~148%和84%~102%。酵母浸膏的促进效果最佳,在其质量浓度为0.25g/L时,丁酸和总有机酸产量均为最高,分别可达到6 803mg/L和9 269mg/L,比空白组提高164%和105%。
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