Alvina N
Name of vine variety in France
Alvina
Origin
This variety was obtained in 1965 by INRA by crossbreeding Alphonse Lavallée N and Sultanine B.
Synonymy
There is no officially recognized synonym in France, nor in the other countries of the European Union.
Regulations
In France, Alvina N is offically listed in the "Catalogue of vine varieties".
Use
Table grape variety
Evolution of area under vines in France
2000 2008 2016
ha 1 1 0
Description
Identification signs include:
- shoot tip with a moderate density of prostrate hairs,
- green young leaves with bronze patches,
- adult leaves are orbicular or pentagonal, large size with 5 lobes with shallow lateral sinuses, a very overlapping and closed petiolar sinus, short teeth with straight or convex sides, absence of anthocyanin pigmentation of veins, smooth leaf blade, twisted, slightly bubbled and wavy near the petiolar point and the lower side with an absence of hairs,
- the berries are short elliptical shaped.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 131 232 249 182 186 252 238 243 249
Allel 2 143 236 253 191 188 260 238 243 251
Phenology
Bud burst: 1 day after Chasselas. Grape maturity: period II, 3 and 1/2 weeks after Chasselas.
Suitability for cultivation and agronomic production
Alvina N has strong vigor and grows semi-upright to horizontal. Alvina N must be trained and long pruned. It is not very sensitive to coulure and to millerandage.
Sensitivity to diseases and pests
Alvina N is not very sensitive to grey rot.
Technological potential
Alvina N grape clusters are large to very large, slightly compact with a short stalk. The berries are small to moderate in size  with strong bloom while tending to display irregular coloring. The skin is fairy thin and the pulp juicy with a neutral flavor. Alvina N berries are generally sedless and if there are seeds they are soft and not very noticeable. Alvina N displays good storage and transportation capacity.
Clonal selection in France
The only approved Alvina N clone carries the number 968.
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.
- Dictionnaire encyclopédique des cépages. P. Galet, 2000, Ed. Hachette, 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
968    INRA        
 1990