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首页> 外文期刊>International Journal of Innovative Research in Science, Engineering and Technology >STUDY of the INFLUENCE of NUTRIENTS on CITRIC ACID PRODUCTION by Aspergillus niger UNDER SOLID STATE FERMENTATION USING RICE CHAFF and SESAMUM OIL CAKE as SUBSTRATE
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STUDY of the INFLUENCE of NUTRIENTS on CITRIC ACID PRODUCTION by Aspergillus niger UNDER SOLID STATE FERMENTATION USING RICE CHAFF and SESAMUM OIL CAKE as SUBSTRATE

机译:谷糠和芝麻油饼基质发酵固态发酵营养剂对黑曲霉生产柠檬酸的影响。

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The main aim of this study is to investigate about citric acid production by ETGP12 and ETGP18 strains of Aspergillus niger with the inclusion of certain nutrients along with the substrates. The substrates (rice chaff and sesamum oil cake) were fermented in the presence of different nutrients like ammonium carbonate and potassium dihydrogen phosphate at concentrations ranging from 0.1 to 0.5 mg/100g of substrates for a period of 72 and 96 hours and the same were tested even in mixed combinations of nutrients. In both the cases it was observed that these nutrients enhanced the rate of citric acid production initially but at higher concentrations the yield of citric acid is reduced.
机译:这项研究的主要目的是研究黑曲霉ETGP12和ETGP18菌株产生柠檬酸的过程,其中包括某些营养物质和底物。在不同营养素(如碳酸铵和磷酸二氢钾)的存在下,将底物(大米糠和芝麻油饼)发酵,浓度为0.1至0.5 mg / 100g底物,持续72和96小时,并测试了相同的时间即使是混合营养物。在这两种情况下,都观察到这些营养素最初提高了柠檬酸的产生速率,但是在较高浓度下,柠檬酸的产量降低了。

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