Recherche de relations entre terroir et caractéristiques sensorielles des eaux-de-vie de Cognac

Due to altered climatic conditions, grape berry sunburn has become one of the main challenges in contemporary viticulture.

SO2 reaction with electrophilic species present in wine, including in particular carbonyl compounds, is responsible for the reduction of its protective effect during wine aging. In the present study, direct 1H NMR profiling was used to monitor the reactivity of SO2 with acetaldehyde under wine-like oxidation conditions.

Several studies demonstrated how climate and soil may be key drivers of variability at different scales.

Wine storage ensuring the quality and correct aging is one of the issues that wineries, wine traders and consumers encounter after wine bottling.

The vineyard of Bergerac, a guaranteed vintage, is situated in the mid-Lot valley, which has siliceous terraced rows on its hillsides, and on its bordering plateaux, composed of limestone and clay of the tertiary geological eras.