Vinho Verde decree of October 1 of the same year. The regulations controlling production were largely set in 1926, with recognition as a Denominação de Origem Controlada (DOC) in 1984. The AOC is overseen by the "Comissão de Viticultura da Região dos Vinhos Verdes" ("Wine Commission of the Vinho Verde Region"). Currently, nearly 21,000 hectares of vineyards are planted, making up 9% of the total in Portugal. There are around 19,000 producers, down from 72,590 in 1981. Around 600 bottlers in the region produce 85 million liters of wine each year. 86% of the wine from Vinho Verde is white. The Vinho
Wine color and flavor components from the grape skin. Red wine is made from dark-colored grape varieties. The actual color of the wine can range from violet, typical of young wines, through red for mature wines, to brown for older red wines. The juice from most purple grapes is actually greenish-white; the red color comes from anthocyan pigments (also called anthocyanins) present in the skin of the grape; exceptions are the relatively uncommon teinturier varieties, which actually have red flesh and produce red juice. Fermentation of the non-colored grape pulp produces white wine. The grapes from which white wine is produced