Tourbat B
Name of vine variety in France
Tourbat
Origin
This vine variety appears to originally be from Catalonia but it can also be found in Sardinia.
Synonymy
There is no officially recognized synonym for this vine variety in France. In Italie, Tourbat B can officially be called "Torbato B".
Regulations
In France, Tourbat B is officially listed in the "Catalogue of vine varieties".

This vine variety is likewise listed in the Catalogue of Italy.
Use
Wine vine variety
Evolution of area under vines in France
1958 1968 1979 1988 2000 2008 2016
ha 112 141 10 14 20 33 34
Description
Identification signs include:
- the tip of the young shoot has a heavy coat of flat-lying hairs,
- the young leaves are yellow with bronze patches,
- adult leaves are whole, 3 or 5 lobes with a petiolar sinus with overlapping or very overlapping lobes, short teeth compared to width at base, straight or convex sides; an absence of anthocyanin coloration of veins; jagged and revolute leaf blade and the uunderside with a slight coat of flat-lying hairs,
- slightly elliptical-shaped berries,
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 141 229 243 176 186 248 254 235 239
Allel 2 149 238 249 178 188 252 254 257 271
Phenology
Bud burst: 6 days after Chasselas.
Grape maturity: period III, 4 and 1/2 weeks after Chasselas.
Suitability for cultivation and agronomic production
Tourbat B displays slightly falling and bushy bearing. This vine variety is suited to short pruning and it must be planted in warm and dry soils. It is moreover somewhat susceptible to magnesium deficiency.
Sensitivity to diseases and pests
Tourbat B is fairly susceptible to powdery mildew, thrips and leaf hoppers.
Technological potential
Grape clusters are large and loose and the berries are moderate to large size. Tourbat B generally maintains good acidty at maturity and produces slightly aromatic and full-bodied wines.
Clonal selection in France
The 2 approved Tourbat B clones carry the numbers 911 and 987.
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
911  Pyrénées-Orientales  ENTAV        
 1987  Roussillon        
         
Small distribution clone, few available references
987  Pyrénées-Orientales  ENTAV        
 1992  Roussillon        
         
Small distribution clone, few available references