The yeast is important microorganisms, control the alcoholic fermentation in wine production. Yeast in the fermentation process of wine can be from 3 different origin: grape surface, the surface of the device and from the broth it was implanted in. The composition and quality of the wine is closely related to the yeast. In the fermentation process, in addition to the main products are ethanol and CO2, the yeast form many byproducts, such as glycerol, acetic acid, succinic acid, and especially the flavor compounds, contribute significantly to the quality of the wine
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