[Ancient grapevine varieties and new technologies for quality wines [Sicily]]

anthocyane anthocyanins antocianinas antocianine appellation d'origine aroma denominación de origen denominazione di origine designation of origin enzymatic hydrolysis flaveur flavour grapevines hidrólisis enzimática hydrolyse enzymatique idrolisi enzimatica land varieties polifenoles polifenoli polyphenols polyphénol red wines sabor sicile sicilia sicily variedades indígenas variété indigène vid vigne vin rouge vini rossi vinificación vinification vinificazione vino tinto vitis vinifera vitis vinífera winemaking