Biancu Gentile B
Name of vine variety in France
Biancu Gentile
Origin
This variety is originally from Corsica.
Synonymy
There is no officially recognized synonym in France nor in the other countries of the European Union, for this variety.
Regulations
In France, Biancu Gentile is officially listed in the "Catalogue of vine varieties" on the A list and classified.
Use
Wine grape variety.
Evolution of area under vines in France
2008 2018
ha 2 59
Description
The identification is based on:
- the green young leaves with bronze spots,
- the shoots with red internodes,
- the large adult leaves with seven or nine lobes, deep U-shaped lateral sinuses, a closed petiole sinus, long teeth with straight sides, strong anthocyanin coloration of veins, a blistered, revolute leaf blade, undulate between the veins near the petiole sinus, and on the lower side of the leaves, a medium to high density of erect and prostate hairs,
- the 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: mid-season, 3 weeks after Chasselas.
Suitability for cultivation and agronomic production
Biancu Gentile 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 susceptible to mites.
Technological potential
The bunches and berries are large. Sugar accumulation potential is high but acidity drops quickly during maturation. This variety produces clear, pleasant and aromatic quality wines.
Clonal selection in France
The two certified Biancu Gentile 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, 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.
- Les cépages insulaires ou le Riacquistu des cépages corses. CRVI de Corse, 2016, San Giuliano, France.
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