Madeleine angevine Oberlin B
Name of vine variety in France
Madeleine angevine Oberlin
Origin
This table grape vine variety was obtained by C. Oberlin during the 19th century in the Alsace region. Based on genetic analyses carried out in  Montpellier, this vine variety is derived from the crossbreeding of Madeleine angevine B and Bouquettraube B.
Synonymy
No synonym is officially recognized in France for this variety, nor in other countries in the European Union.
Regulations
In France, Madeleine angevine Oberlin B is officially listed in the "Catalogue of vine varieties".
Use
Table grape vine variety
Evolution of area under vines in France
1958 1968 2008 2016
ha 427 167 7 1.8
Description
Identification signs include:
- the tip of the young shoots has a heavy coat of flat-lying hairs
- the young leaves are green or yellow,
- orbicular whole leaves with a closed petiolar sinus or with overlapping lobes and a U-shaped base oftentimes limited by a vein near the petiolar point; small teeth with striaght sides, an absence of anthocyanin pigmentation of veins, a strongly bubbled leaf blade, jagged and cupped and the underside with a moderate coat of flat-lying and upright hairs, 
- elliptical or ovoid-shaped berries.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 133 234 243 178 188 260 254 227 271
Allel 2 133 236 247 178 204 260 254 243 271
Phenology
Bud burst: 6 days before Chasselas.
Grape maturity: early, 1 and 1/2 weeks before Chasselas.
Suitability for cultivation and agronomic production
Madeleine angevine Oberlin B is moderately vigorous and grows semi-erect and can be short-pruned. This vine variety is susceptible to  millerandage.
Sensitivity to diseases and pests
Madeleine angevine Oberlin B is not very susceptible to grey rot, powdery and downy mildew.
Technological potential
Grape clusters are moderate in size and not very compact. The berries have a simple flavor and are likewise moderate in size with moderately thick skin and juicy pulp.
Clonal selection in France
There are no approved clones for this vine variety at the present time.
Bibliographic references
- Catalogue des variétés et clones de vigne cultivés en France. Collectif, 2007, Ed. IFV, Le Grau-du-Roi.
- Documentation interne du Domaine de Vassal. 1949-2011, INRA, Marseillan-plage.
- Dictionnaire encyclopédique des cépages. P. Galet, 2000, Ed. Hachette, Paris.