[Viticultural and oenological remarks on clonal selections of Cortese [Vitis vinifera L. - Piedmont]]

acidez acidity agronomic characters alcohol content analyse organoleptique biossido di zolfo calidad caratteri agronomici clone clones cloni conduite de la culture contenido de materia seca crop management crop yield dioxyde de soufre dry matter content fitomejoramiento gestione delle colture grapevines manejo del cultivo miglioramento genetico vegetale organoleptic analysis ph piamonte piedmont piemont piemonte plant breeding quality rendement des cultures rendimiento de cultivos selection selezione sulphur dioxide teneur en alcool vid vigne vin vini vinos vitis vinifera wines