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Assessment of grape exposure and UV radiation effects on rotundone in <i>Vitis vinifera</i> L. cv. Tardif under warm and dry vintage conditions

Rotundone is the main aroma compound responsible for peppery notes in wines. Its biosynthesis is negatively affected by heat and drought, whereas the impact of light, particularly ultraviolet (UV) radiation, remains unestablished. This study aimed to investigate, under field conditions, the effects...

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Main Authors: Olivier Geffroy, Thomas Baerenzung dit Baron, Christian Chervin, Chloé Cuif, Marie Denat, Carole Feilhès, Élodie Gassiolle, Jeanne Laforge, Laura Lescot, Ricardo López, Ignacio Ontañón Alonso, Jean-Pierre Petit, Christine Roynette, Anthony Santacreu, Valérie Simon, Alban Jacques
Format: Artigo
Language:Inglês
Published: International Viticulture and Enology Society 2026-07-01
Series:OENO One
Subjects:
peppery aroma
defoliation
timing
UV screens
UV-C treatments
TERCLIM 2026
Online Access:https://oeno-one.eu/article/view/9626
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