Alval N
Name of the variety in France
Alval
Origin
This variety was obtained in 1958 by INRA by crossbreeding Dabouki and Alphonse Lavallée.
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, Alval is officially listed in the "Catalogue of vine varieties" on the A list.
Use
Table grape variety.
Evolution of cultivated areas in France
2018
ha 0
Descriptive elements
The identification is based on:
- the tip of young shoot with a medium density of prostate hairs,
- the green young green with reddish spots,
- the pentagonal adult leaves with five lobes, a closed petiole sinus with overlapping lobes, medium teeth with straight or convex sides, medium anthocyanin coloration of veins, an involute, slightly or moderately blistered leaf blade, and on the lower side of the leaves, a medium density of prostate hairs,
- the broad ellipsoid berries.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 131 232 247 176 186 240 238 243 249
Allel 2 149 236 255 182 204 248 244 257 251
Phenology
Bud burst: 6 days after Chasselas.
Grape maturity: mid-season, 2 weeks after Chasselas.
Suitability for cultivation and agronomic production
Alval is very vigorous. It has an erect to semi-erect bearing but must be trained due to shoot vigor. Rather fertile, it can be managed in short or moderate long pruning. This variety is very little susceptible to coulure, millerandage or berry splitting.
Susceptibility to diseases and pests
Alval is not very susceptible to grey rot.
Technological potentiality
Alval's bunches are conical, large and not very compact. The berries are large, simple-flavored, very colored with firm pulp and a resistant skin that sometimes tastes bitter. Yield potential of Alval is high. The grapes have a very good storage capacity and good resistance to transportation.
Clonal selection in France
The only certified Alval clone carries the number 1080.
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.
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
1080 INRA 2004 Provence
Sud-Ouest