Fig. 7From: Significantly enhancing recombinant alkaline amylase production in Bacillus subtilis by integration of a novel mutagenesis-screening strategy with systems-level fermentation optimizationEffect of different feeding times on alkaline amylase production and growth of B. subtilis. Effect of feeding at (a) 8Â h and (b) 12Â h on alkaline amylase production and growth of B. subtilis Back to article page