... technologies influence quality.3 We are interested in trying to quantify the impact of each of the many inputs and steps used in producing wine in one of the most renowned wine producing regions of ... harmony of a wine. The influence of weather has been the subject of several studies, which consistently show that rain is needed during the winter season, while dry weather is good during the ... is completed, the wine is macerated with the skins during one to two weeks. The length of this period is crucial for the wine, but since most châteaux proceed in the same way, we included no...