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. 2016 Oct 17;10:13. doi: 10.1186/s13036-016-0035-2

Fig. 5.

Fig. 5

Effect of different feeding compositions on alkaline amylase production and growth of B. subtilis. a Effect of feeding hydrolyzed starch on alkaline amylase production and growth of B. subtilis. The inner: pH change curve during fermentation. b Effect of feeding a combination of hydrolyzed starch and soy peptone on alkaline amylase production and growth of B. subtilis