Thu?c prolonged ??m ho?c tiêu ??m ???c s? d?ng ?? làm l?ng ch?t ti?t ra t? niêm m?c ph? qu?n và khí qu?n.The primary attempts to contain the Dão area acknowledged for a separate and exclusive wine region arrived mainly with the aristocrat and winemaker João de Sacadura Botte Côrte-Serious. Considered to be "the most enlightened viticulturis