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When is a Grape Ripe? Ripeness, Phenols & Acid Perception (2:44)

Ripeness and physiological maturity, phenolics and acidity are just a few of the concepts covered as Clemens Lageder and Jo Pfisterer join Alison Napjus. (Yes, it's a nerdy topic, but these factors have a lively impact on the wine in your glass.)


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