Aubun N
Name of vine variety in France
Aubun
Origin
Aubun N would appear to originally be from the Vaucluse.
Synonymy
In France, this variety can officially be called  "Murescola N" with regard to plant propagation material. There is no officially recognized synonym in other countries in the European Union.
Regulations
In France, Aubun N is officially listed in the "Catalogue of vine varieties".
Use
Wine vine variety
Evolution of area under vines in France
1958 1968 1979 1988 1998 2008 2016
ha 1664 3284 5822 3664 1724 912 259
Description
Identificationsigns include:
- the tip of the young shoot has a heavy coat of flat-lying hairs,
- herbaceous shoot with red striped internodes,
- adult leaves are 5 or 7-lobed with a slightly open or closed  petiolar sinus oftentimes with a tooth on the edge, lateral sinuses with a U-shaped base frequently with a tooth at the bottom, moderate size teeth with convex or straight sides, moderate anthocyanin pigmentation of veins, wavy between the veins and the underside with a moderate coat of flat-lying hairs, 
- round-haped or obovoid-shaped berries.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 131 229 253 176 194 252 240 243 239
Allel 2 131 234 257 191 200 252 248 257 261
Phenology
Bud burst: 5 days after Chasselas.
Grape maturity: period II, 3 and 1/2 to 4 weeks after Chasselas.
Suitability for cultivation and agronomic production
Aubun N has semi-horizontal growth. It is a fertile and rather rustic variety.
Sensitivity to diseases and pests
This variety is not very susceptible to grey rot and powdery mildew. On the other hand, it is quite susceptible to downy mildew and leaf hoppers.
Technological potential
Grape clusters and berries are large. Under fertile conditions, this variety has difficulty in becoming colored and degrees are low. The red wines produced are generally ordinary and lacking finesse but this variety can be used to produce pleasant rosé wines.
Clonal selection in France
The 2 approved Aubun N clones carry the numbers 168 and 350.
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
168  Non précisée  ENTAV        
 1972          
         
Small distribution clone
350  Non précisée  ENTAV        
 1975          
         
Small distribution clone