Aspergillus wentti F-891,which had been treated with 60Co,was screened as the strain to convert fumaric acid to L-malic acid in 1000 L fermentor by submerged fermentation.
Aspergillus wentti F-891,which had been treated with 60Co,was screened as the strain to convert fumaric acid to L-malic acid in 1000 L fermentor by submerged fermentation.
以延胡索酸为原料,经60C o诱变后获得优良菌株温特曲霉A spergillus w enttiF-891,在1000L罐中液体深层发酵生产L-苹果酸。