The quality of the wine results from its ingredients (see under total extract ). With high-quality wines, all these are in an optimal, balanced Relationship. Significant influence on the quality have the vine, the climate, the vintage, the ground, the physiological maturity the grapes at the vintage, the art of the winemaker at the vinification, as well as at the bottle aging or. aging of the wine expiring metabolistic Processes.
The wine quality grades and designations valid within the EU are under quality system described. All aids, works and measures in the vineyard during the growth cycle one finds below Weingarten Care, Complete listings of the numerous cellar techniques, as well as a list of wine-regulated wine, sparkling wine and distillate types are under the keyword winemaking contain. Comprehensive information on wine law is available under the keyword wine law,