Rivairenc gris G
Name of the variety in France

Rivairenc gris
Origin

This variety corresponds to the grey mutation of Rivairenc.
Synonyms

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

In France, Rivairenc gris 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 | 2018 | |
---|---|---|
ha | 7 | ND |
Descriptive elements

The description corresponds to Rivairenc, except for the skin color of the berries when ripe, which is grey in this case.
Genetic profile

Microsatellite | VVS2 | VVMD5 | VVMD7 | VVMD27 | VRZAG62 | VRZAG79 | VVMD25 | VVMD28 | VVMD32 |
---|---|---|---|---|---|---|---|---|---|
Allel 1 | 131 | 223 | 247 | 176 | 204 | 252 | 240 | 227 | 239 |
Allel 2 | 131 | 223 | 249 | 178 | 204 | 260 | 248 | 257 | 261 |
Phenology

Bud burst: 7 days after Chasselas.
Grape maturity: late-season, 4 weeks and a half after Chasselas.
Grape maturity: late-season, 4 weeks and a half after Chasselas.
Suitability for cultivation and agronomic production

Rivairenc gris appears to be later than Rivairenc, but the other characteristics are comparable.
Susceptibility to diseases and pests

The behavior of Rivairenc gris towards diseases is similar to that of Rivairenc.
Technological potentiality

The bunches and berries are large. Rivairenc gris produces light and neutral wines with a fairly low sugar potential.
Clonal selection in France

There is no certified clone for this variety yet. Surveys have recently been carried out in the wine-growing region of Languedoc.
Bibliographic references


- Catalogue des variétés et clones de vigne cultivés en France. Collectif, 2007, Ed. IFV, Le Grau-du-Roi, France.
- Documentary collections of the Centre de Ressources Biologiques de la Vigne de Vassal-Montpellier, INRAE - Institut Agro | Montpellier, Marseillan, France.
- Dictionnaire encyclopédique des cépages et de leurs synonymes. P. Galet, 2015, Ed. Libre&Solidaire, France.
- Traité général de viticulture, Ampélographie. P. Viala and V. Vermorel, 1901-1909, Ed. Masson, Paris, France.
- Documentary collections of the Centre de Ressources Biologiques de la Vigne de Vassal-Montpellier, INRAE - Institut Agro | Montpellier, Marseillan, France.
- Dictionnaire encyclopédique des cépages et de leurs synonymes. P. Galet, 2015, Ed. Libre&Solidaire, France.
- Traité général de viticulture, Ampélographie. P. Viala and V. Vermorel, 1901-1909, Ed. Masson, Paris, France.