Terret blanc B
Name of the variety in France
Terret blanc
Origin
This variety corresponds to the white mutation of Terret noir.
Synonyms
There is no officially recognized synonym in France nor in the other countries of the European Union, for this variety.
Legal information
In France, Terret blanc is officially listed in the "Catalogue of vine varieties" on the A list and classified.
Use
Wine grape variety.
Evolution of cultivated areas in France
1958 1968 1979 1988 1998 2008 2018
ha 15017 13384 8987 6191 3076 1796 839
From 1958 to 1988, Terret blanc and gris.
Descriptive elements
The description corresponds to that of Terret noir except for the skin color of the berries when ripe, which is green yellow and for the ellipsoid berries.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 131 223 243 176 188 252 238 257 239
Allel 2 131 223 247 182 204 252 240 257 239
Phenology
Bud burst: 9 days after Chasselas.
Grape maturity: late-season, 5 weeks after Chasselas.
Suitability for cultivation and agronomic production
Terret blanc's aptitudes are comparable to those of Terret noir.
Susceptibility to diseases and pests
Terret blanc is especially sensitive to powdery mildew.
Technological potentiality
The bunches are large and the berries are medium in size. Terret blanc produces neutral and relatively acidic wines.
Clonal selection in France
The two certified Terret blanc clones carry the numbers 1071 and 1072. A conservatory of more than 200 clones was planted in 2001 in the French department of Hérault.
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.
- Traité général de viticulture, Ampélographie. P. Viala and V. Vermorel, 1901-1909, Ed. Masson, Paris, France.
Description of clones certified in France
Identity and availability Agronomic data Technological data Autres informations
Clone no. Marque Origin Selection Year of
certification
Agronomic
references
Surface area used
for propagation (year)
Fertility Production
level
Bunch
weight
Vigor Berry
size
Susceptibility
to grey rot
Sugar
level
Color
potential
Titrable
acidity
Tannic
structure
Aromatic
intensity
Oenological
suitability
New General
note
Agro-tecnic
note
Note
agronomique
Agronomic
note
Links
1071 Hérault ENTAV 2003 Domaine de l'Espiguette
Languedoc
low to medium medium medium low to medium medium medium representative wines of the variety
1072 Hérault ENTAV 2003 Domaine de l'Espiguette
Languedoc
low to medium low to medium low low to medium medium to high low representative wines of the variety