Joubertin N
Name of the variety in France
Joubertin
Origin
This variety is originally from the Isère region. Based on genetic analyses carried out in Montpellier, Joubertin would be the result of the crossbreeding between Persan and Peloursin.
Synonyms
There is no officially recognized synonym in France nor in the other countries of the European Union, for this variety.
Legal information
In France, Joubertin 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 1988 2018
ha 172 158 8 2 0.4
Descriptive elements
The identification is based on:
- the tip of the young shoot with a high density of prostate hairs,
- the gren young leaves with bronze spots,
- the circular dark green adult leaves, with seven or nine lobes, a slightly open petiole sinus or with slightly overlapping lobes, short teeth, a low anthocyanin coloration of veins, a blistered slightly revolute leaf blade, and on the lower side of the leaves, no or a very low density of erect and prostate hairs,
- the round-shaped or slightly ellipsoid berries.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 149 229 257 182 188 240 240 233 249
Allel 2 149 236 257 186 194 248 262 235 251
Phenology
Bud burst: 4 days after Chasselas.
Grape maturity: mid-season, 2 weeks and a half after Chasselas.
Suitability for cultivation and agronomic production
Joubertin is moderately fertile. It can be pruned long or short and it tends to grow many off shoots and suckers. This variety is well adapted to clay and relatively compact soils.
Susceptibility to diseases and pests
Joubertin does not seem particularly sensitive to the main diseases.
Technological potentiality
The bunches are large and the berries are medium in size. Joubertin produces very colored, full-bodied, but not very acidic wines. The sugar accumlation potential of this variety is limited.
Clonal selection in France
There is no certified clone for this variety yet.
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 - Montpellier SupAgro, 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.