Chasselas B
Name of vine variety in France
Chasselas
Origin
This variety would seem to originally be from Burgundy or from Switzerland.
Synonymy
In France, this variety can officially be called "Chasselas doré B" for plant propagating material.In the European Union, Chasselas B can officially be designated by other names including: Bela zlahtnina (Slovenia), Chasselas blanc (Germany), Chasselas dorato B (Italy), Chasselas doré (Romania), Chrupka bila (Czech Republic), Fehér Chasselas (Hungary), Fendant (Germany), Gutedel (Czech Republic, Austria, Germany) and Weisser Gutedel (Germany).
Regulations
In France, Chasselas B is oficially listed in the "Catalogue of vine varieties". This variety is likewise listed in the Catalogues of other European Union member states: Belgium, Bulgaria, Spain, Great Britain, Hungary, Italy, Portugal, Romania, and Slovenia.
Use
Wine and table grape variety
Evolution of area under vines in France
1958 1988 1998 2008 2016
ha 24400 11040 3595 2615 1051
Only declared areas under vines for wine grapes.
Description
Identification signs include:
- the tips of the young shoots are slightly covered with flat-lying hairs,
-the young leaves are reddish color,
-shoots with very long tendrils,
-adult leaves are light green, 5-lobed pentagonal shaped with a slightly opened petiolar sinus, short to medium size teeth compared to width at base, convex edges and the underside is moderately covered with upright hairs
-round-shaped berries.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 131 225 239 182 194 252 240 216 239
Allel 2 141 234 247 186 204 260 254 267 239
Phenology
Bud burst (average over 50 years at the Domaine de Vassal):  21 March.
Grape maturity (average over 50 years at the Domaine de Vassal): period I (by definition), 14 August.
Suitability for cultivation and agronomic production
This vine variety can be managed with short or long pruning. Depending on climatic conditions, it is sometimes susceptible to millerandage. It is likewise somewhat susceptible to magnesium deficiency (especially in potassium rich soils) and to black stem.
Sensitivity to diseases and pests
Chasselas B is somehwat susceptible to grey rot and mites. It is, on the other hand, susceptible to powdery mildew, phomopsis and eutypiosis.
Technological potential
The clusters and barries are medium size. the skin is thin, the pulp soft and juicy with a pleasant taste. Chasselas B is suited for conservation and travels well. Wines produced from Chasselas B are rather fine, but more often neutral in terms of aromatic potential and sometimes lack acidity.
Clonal selection in France
The 33 approved table grape Chasselas B clones carry the numbers 16, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 201, 303, 532, 887, 889, 890, 891, 1221, 1222 and 1234. The 3 approved wine grape Chasselas B clones carry the numbers 60, 110 and 158. A conservatory with over 100 clones was planted in 2001 in the vineyard of Moissac (Tarn-et-Garonne).
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.
- Ampélographie. P. Viala et V. Vermorel, 1902-1910, Ed. Masson, Paris.
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
16  Tarn-et-Garonne  INRA    medium to high    
 1971  Sud-Ouest  medium      
   medium      
19  Tarn-et-Garonne  INRA    medium    
 1971  Sud-Ouest  low      
   medium      
20  Tarn-et-Garonne  INRA    medium    
 1971  Sud-Ouest        
   medium      
21  Tarn-et-Garonne  INRA        
 1971  Sud-Ouest        
         
22  Tarn-et-Garonne  INRA        
 1971  Sud-Ouest        
         
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
23  Tarn-et-Garonne  INRA    medium to high    
 1971  Sud-Ouest  medium      
   medium      
24  Tarn-et-Garonne  INRA        
 1971  Sud-Ouest        
         
25  Tarn-et-Garonne  INRA        
 1971  Sud-Ouest        
         
26  Tarn-et-Garonne  INRA    high    
 1971  Sud-Ouest  high      
   medium      
27  Tarn-et-Garonne  INRA        
 1971  Sud-Ouest        
         
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
28  Tarn-et-Garonne  INRA        
 1971  Sud-Ouest        
         
29  Tarn-et-Garonne  INRA    medium    
 1971  Sud-Ouest  medium      
   medium      
30  Tarn-et-Garonne  INRA        
 1971  Sud-Ouest        
         
31  Tarn-et-Garonne  INRA    medium    
 1971  Sud-Ouest  medium      
   low to medium      
32  Tarn-et-Garonne  INRA        
 1971  Sud-Ouest        
         
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
33  Tarn-et-Garonne  INRA    high    
 1971  Sud-Ouest  medium      
   medium      
34  Tarn-et-Garonne  INRA        
 1971  Sud-Ouest        
         
35  Tarn-et-Garonne  INRA    medium    
 1971  Sud-Ouest  medium      
   low to medium      
36  Tarn-et-Garonne  INRA        
 1971  Sud-Ouest        
         
37  Tarn-et-Garonne  INRA        
 1971  Sud-Ouest        
         
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
38  Tarn-et-Garonne  INRA        
 1971  Sud-Ouest        
         
39  Tarn-et-Garonne  INRA    medium    
 1971  Sud-Ouest  medium      
   medium      
40  Tarn-et-Garonne  INRA    high    
 1971  Sud-Ouest  high      
   medium      
60  Haut-Rhin  INRA        
 1971  Alsace
Savoie
       
         
Clone used for wine grape production.
110  Nièvre  INRA        
 1971  Centre
Savoie
       
         
Clone used for wine grape production.
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
158  Nièvre  INRA        
 1972  Centre
Savoie
       
         
Clone used for wine grape production.
201  Gard  ENTAV        
 1973  Sud-Ouest        
         
303  Gard  ENTAV        
 1973  Sud-Ouest        
         
532  Gard  ENTAV        
 1976  Sud-Ouest        
         
887  Tarn-et-Garonne  INRA        
 1987  Sud-Ouest        
         
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
889  Tarn-et-Garonne  INRA        
 1987  Sud-Ouest        
         
890  Tarn-et-Garonne  INRA        
 1987  Sud-Ouest        
         
891  Tarn-et-Garonne  INRA        
 1987  Sud-Ouest        
         
1221  Tarn-et-Garonne  GVA Moissac - IFV  medium  high  high  
 2014  Sud-Ouest  medium to high  medium  moyenne à faible  
   medium to high  medium    
Clone de type bois rouge avec rendement supérieur et indice de maturité élevé. Bonne tenue en conservation
1222  Tarn-et-Garonne  GVA Moissac - IFV  medium  medium  high  
 2014  Sud-Ouest  medium to low  medium  medium to low  
   medium to low  medium    
Very early red wood type clone with average yield. Very high maturity index and good conservation performance
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
New
1234  Tarn-et-Garonne  GVA Moissac - IFV  medium  medium to high  medium to high  
 2015  Sud-Ouest  medium to high  medium  medium to low  
   medium  medium