Etraire de la Dui N
Name of the variety in France
Etraire de la Dui
Origin
This variety is originally from the Isère region.
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, Etraire de la Dui 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 406 387 48 16 7 6 4.1
Descriptive elements
The identification is based on:
- the tip of the young shoot with a high density of prostate hairs,
- the green young leaves with bronze spots,
- the large adult leaves, with five lobes, a petiole sinus with slightly overlapping lobes, medium teeth with convex sides, a moderate anthocyanin coloration of veins, a slightly goffered leaf blade, undulate between the veins near the petiole sinus, and on the lower side of the leaves, a low density of erect and prostate hairs,
- the broad ellipsoid berries.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 131 225 239 176 188 252 238 233 239
Allel 2 149 232 243 186 194 256 248 267 239
Phenology
Bud burst: 6 days after Chasselas.
Grape maturity: mid-season, 3 weeks and a half after Chasselas.
Suitability for cultivation and agronomic production
This variety is very vigorous, fairly fertile and productive. It can be managed by short pruning. Etraire de la Dui ais quite sensitive to winter frosts. It grows well on deep clay-limestone terroirs and on hillsides. When ripe, it has a tendency to berry shedding.
Susceptibility to diseases and pests
This variety is not very sensitive to powdery mildew.
Technological potentiality
The bunches and berries are medium to large in size. Etraire de la Dui can produce colored, full-bodied and tannic wines (sometimes astrigent) that have good ageing ability.
Clonal selection in France
The only certified Etraire de la Dui clone carries the number 1070. A conservatory of a dozen clones was planted in 1999 in the wine-growing region of Savoie.
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
1070 Isère CA 73 - ENTAV 2003 Savoie medium medium medium medium low to medium medium to high medium to high medium to high medium to high medium to high representative wines of the variety