Biancu Gentile B
Name of vine variety in France
Biancu Gentile
Origin
This variety is originally from Corsica.
Synonymy
No synonym is officially recognized in France, nor in other countries of the European Union.
Regulations
In France, Biancu Gentile B is officially listed in the "Catalogue of vine varieties".
Use
Wine vine variety
Evolution of area under vines in France
2008 2016
ha 2 52
Description
Identification signs include:
- the young leaves are green with bronze patches,
- herbaceous shoots have red internodes,
-adult leaves are large, 7 or 9 lobes with deep lateral sinuses and a U-shaped base, closed petiolar sinus, large teeth with straight sides, heavy anthocyanin pigmentation of veins; bubbled leaf blade, revolute, wavy between the veins near the petiolar point and the underside with a moderate to heavy coat of flat-lying and upright hairs,
- round-shaped berries.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 131 223 239 176 188 250 238 243 249
Allel 2 131 236 247 176 204 260 240 267 251
Phenology
Bud burst: same as Chasselas.
Grape maturity: period II, 3 weeks after Chasselas.
Suitability for cultivation and agronomic production
Biancu Gentile B is a very vigorous variety with a moderate yield but which can be grown under fertile conditions.
Sensitivity to diseases and pests
This variety is very sensitive to powdery mildew and to grey rot. It is also sensitive to mites.
Technological potential
The grape clusters and berries are large. Sugar accumulation potential is high but acidity drops quickly during maturation. This vine variety produces quality, clear, pleasant and aromatic wine.
Clonal selection in France
The two approved Biancu Gentile B clones carry the numbers 988 and 989.
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.
- Cépages et vignobles de France, tome 2. P. Galet, 1990, Ed. Dehan, Montpellier.
Description of clones approved in France
Identity and availability Agronomic data Technical data
Clone number Origin Selection Fertility Production level Sugar content Potential color
Year approved Agronomic references Weight of grape clusters Vigor Total acidity Tannic structure
Growing surface area Size of berries Sensitivity to Botrytis Aromatic intensity Oenological aptitudes
988  Corse-du-Sud  ENTAV  medium  medium  medium  
 1994  Corse-du-Sud  medium to high  medium to high  medium  
   medium      good aromatic potential
Clone appreciated for the quality of wines produced
989  Corse-du-Sud  ENTAV  medium  medium  medium to high  
 1994  Corse-du-Sud  low to medium  medium  medium to high  
   medium      good aromatic potential
Clone with earlier maturity and more steady production