AN IMPROVED METHOD FOR INHIBITING BACTERIA GROWTH DURING ETHANOL FERMENTATION

摘要

The present invention is an antibacterial hop product used to inhibit the growth of gram positive bacteria in yeast propagators and ethanol producing fermenters. The hop product is an isomerized or stabilized hop made of alkaline earth metals or alkali earth metals. The antibacterial hop product also enhances the alcohol tolerance of yeast cells.