Corbeau N
Name of the variety in France

Corbeau
Origin

This variety is originally from the Savoie region.
Synonyms

In France, this variety can officially be called "Douce noire" regarding plant propagation material.
Legal information

In France, Corbeau is officially listed in the "Catalogue of vine varieties" on the A list and classified.
Use

Wine grape variety.
Evolution of cultivated areas in France

1958 | 1968 | 1979 | 2018 | |
---|---|---|---|---|
ha | 962 | 576 | 55 | 3.3 |
Descriptive elements

The identification is based on:
- the tip of the young shoot with a high density of prostrate hairs,
- the green young leaves with bronze spots,
- the shoots with a ribbed surface,
- the wedge-shaped or pentagonal adult leaves, entire or with three or five, shallow lateral sinuses, an open U-shaped petiole sinus, small to medium teeth with convex sides, a weak anthocyanin pigmentation of veins, a flat or slightly involute, finely blistered leaf blade, and on the lower side of the leaves, a low density of erect and prostrate hairs,
- the round-shaped or slightly ellipsoid berries.
- the tip of the young shoot with a high density of prostrate hairs,
- the green young leaves with bronze spots,
- the shoots with a ribbed surface,
- the wedge-shaped or pentagonal adult leaves, entire or with three or five, shallow lateral sinuses, an open U-shaped petiole sinus, small to medium teeth with convex sides, a weak anthocyanin pigmentation of veins, a flat or slightly involute, finely blistered leaf blade, and on the lower side of the leaves, a low density of erect and prostrate hairs,
- the round-shaped or slightly ellipsoid berries.
Genetic profile

Microsatellite | VVS2 | VVMD5 | VVMD7 | VVMD27 | VRZAG62 | VRZAG79 | VVMD25 | VVMD28 | VVMD32 |
---|---|---|---|---|---|---|---|---|---|
Allel 1 | 149 | 225 | 249 | 186 | 194 | 252 | 248 | 227 | 239 |
Allel 2 | 149 | 236 | 262 | 186 | 200 | 260 | 262 | 243 | 271 |
Phenology

Bud burst: 2 days after Chasselas.
Grape maturity: mid-season, 2 weeks and and a half after Chasselas.
Grape maturity: mid-season, 2 weeks and and a half after Chasselas.
Suitability for cultivation and agronomic production

Corbeau is fairly vigorous, with a semi-erect bearing. It can be trellised and pruned long.
Susceptibility to diseases and pests

Corbeau is not very susceptible to powdery mildew and grey rot. It is however more sensitive to downy mildew and anthracnose.
Technological potentiality

Corbeau's bunches are small to medium in size and the berries are medium in size. This variety produces not very acidic, not very tannic, well colored wines with a pleasant taste. The sugar accumulation potential of this variety is low to moderate.
Clonal selection in France

There is no certified clone for this variety yet.
Bibliographic references


- Documentary collections of the Centre de Ressources Biologiques de la Vigne de Vassal-Montpellier, INRAE - Institut Agro | Montpellier, Marseillan, France.
- Traité général de viticulture, Ampélographie. P. Viala and V. Vermorel, 1901-1909, Ed. Masson, Paris, France.
- Traité général de viticulture, Ampélographie. P. Viala and V. Vermorel, 1901-1909, Ed. Masson, Paris, France.