Article
[Selection of beta-glucanase-producing Trichoderma köningii T199 and its fermentation conditions].
Wei sheng wu xue bao = Acta microbiologica Sinica - 1 Dec 2001
Shi J, Cui F
Abstract excerpt
A mutant strain T199 producing about 8 times as much beta-glucanase as its parent strain trichoderma köningii T3 was obtained by treatment with ultraviolet light and N-methyl-N-nitro-N-nitrosoguanidine. Fermentation was conducted in 250 mL flask, each containing 30 mL of medium consisted of 5% corn cob powder, 3% wheat bran and 1.4% nitrogen source No. 10 ((NH4)2SO4 10%, Peptone 20%, Yeast extract 15%). The...
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