Indigenous yeasts: locut. These micro-organisms (unicellular fungi) that are the yeasts which carry out alcoholic fermentation are called indigenous when they come from a natural environment.
They develop on the surface of the grapes inhabiting this thin, slightly powdery waxy layer covering it (the bloom). But the indigenous yeasts are also lodged on the frames, on the stones of the cellars specific to the domain or the village. These yeasts say ...
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