Red grape variety whose name identifies a group of distinctly different from each other grapes, grown mainly in the Trentino, Alto Adige and Veneto. The most common characteristic is the Negrara thirty. Among ampelographers, Alberti (1896) indicates the "Negro" in specimens of Verona, while the Pollini (1818) points out crops in black and Vall'Illasi Valpolicella. In some cases, is quoted or a Negrara negronza, but is different from the cultivar is thirty and has been used in the past around Verona. A vine, now deceased, who had a striking resemblance to the thirty Negrara was negrera Gattinara.
Follows, by region, a list of all DOC and DOCG where use is permitted of this vine.
- Bardolino - max 10%
- Valdadige - max. 10%
- Garda Colli Mantovani - max 15%
Viticulture and winemaking
Environmental and cultural characteristics and needs :
It has medium leaf, pentagonal (Negrara thirty), almost entirely (Negrara Verona), trefoil (negronza) or five-lobed; cluster large, elongated pyramid with one or two wings, compact, medium-large berries, spherical or slightly flattened, with thick skin and strong, covered with abundant bloom, blue-black. It has good production, especially with the use of the pergola. Unfortunately, with the clip-on foot American (after phylloxera attack), the vine has sharply increased its strength, that does not favor a good quality wine produced from it.
Diseases and adversity :
It has high sensitivity to powdery mildew, downy mildew and botrytis, are easily attacked by mites, from moths and rot of grapes. Often, the spine can dry out. It resists the cold winter.
Among the many synonyms include doleara, or terodola tirodola, Negrara common Negrara Verona zoveana, dovenzana and, in Alto Adige, and edelschwarze keltertraube.