Alphonse Lavallée N
Name of vine variety in France
Alphonse Lavallée
Origin
This vine variety of unknown origin was developed starting from the second half of the 19th century.
Synonymy
No synonym is officially recognized in France for this variety.
In the European Union, Alphonse Lavallée N can officially be designated by other names: Alphonse-Lavalle (Austria), Alfons lavele (Bulgaria) and Alfonso Lavallee (Spain).
Regulations
In France, Alphonse Lavallée N is officially listed in the "Catalogue of vine varieties".This variety is likewise listed in the Catalogues of other European Union member states: Austria, Bulgaria, Spain, Italy and Portugal.
Use
Wine and table grape variety
Evolution of area under vines in France
1958 1968 1979 1988 1998 2008 2016
ha 2045 4550 5255 3534 1544 938 672
declared area under table grape vines.
Description
Identification signs include:
- The tips of the young shoots are density covered with flat-lying hairs,
- Young leaves are yellow with very bronze or red patches,
- Large sized adult leaves, orbicular or wedge-shaped, 5-lobed with slightly closed U-shaped base petiolar sinus or slightly overlapping, shallow lower sinuses, long teeth compared to width at base, convex or straight sides, medium anthocyanin pigmentation of veins, upturned and bubbled leaf blade. The underside of the leaf is medium to densely covered with erect and flat-lying hairs,
- Berries are round-shaped and a sometimes irregular cross-section.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 131 223 249 182 186 0 238 243 251
Allel 2 133 236 255 182 204 0 254 243 271
Phenology
Bud burst: 6 days after Chasselas.Grape maturity: period II, 3 weeks after Chasselas
Suitability for cultivation and agronomic production
This vigorous, productive variety is horizontal or drooping and is generally managed with short pruning. It can however be trained and managed with long pruning. Alphonse Lavallée N is essentially used for the production of table grapes.
Sensitivity to diseases and pests
Alphonse Lavallée N is fairly susceptible to powdery mildew and leaf spot. In the absence of problems with berry splitting, Alphonse Lavallée N clusters are not very susceptible to grey rot since they are loose.
Technological potential
The clusters are medium to large and the berries are very large. The skin is thick, crispy. The pulp is firm and juicy. When cultivated as table grapes, this weak aromatic variety is suited for conservation and travels well. When made into wine, Alphonse Lavallée N makes common and ordinary wine, moderate color, medium alcohol content and is just slightly acidic. 
Clonal selection in France
The 4 approved Alphonse Lavallée N clones carry the numbers 319, 797, 798 and 857. These different clones are mainly used for the production of table grapes.
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.
- Traité général de viticulture, Ampélographie. P. Viala et V. Vermorel, 1901-1910, Ed. Masson, 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
319  Non précisée  ENTAV        
 1974          
         
Small distribution clone, few available references
797  Non précisée  INRA        
 1985          
         
Small distribution clone, few available references
798  Non précisée  INRA        
 1985          
         
Small distribution clone, few available references
857  Hérault  ENTAV        
 1986          
         
Small distribution clone, few available references