Though batch fermentation was widely used in l(+)-lactic acid production, low volumetric productivity was the obvious disadvantage of this fermentation manner, because the culture periods of batch fermentation were too long (50 h to 70 h)
Though batch fermentation was widely used in l(+)-lactic acid production, low volumetric productivity was the obvious disadvantage of this fermentation manner, because the culture periodsof batch fermentation were too long (50 h to 70 h)