Mérille N
Name of the variety in France
Mérille
Origin
This variety is originally from the south west of France (Tarn and Garonne).
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, Mérille 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 2422 2458 622 226 105 80 24
Descriptive elements
The identification is based on:
- the tip of the young shoot with a very high density of prostate hairs,
- the shoots with red internodes,
- the dark green adult leaves, with three or five lobes, a moderate to strong anthocyanin coloration of veins, a strongly blistered revolute leaf blade, folded near the petiole sinus, undulate between the principle veins, and on the lower side of the leaves, a medium to high density of erect and prostate hairs,
- the broad ellipsoid berries.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 141 232 239 182 194 240 248 235 239
Allel 2 149 236 247 188 194 260 254 243 251
Phenology
Bud burst: 4 days after Chasselas.
Grape maturity: mid-season, 3 weeks after Chasselas.
Suitability for cultivation and agronomic production
This variety provides a steady production and high yields when long pruned.
Susceptibility to diseases and pests
This variety is not very suseptible to downy and powdery mildew. It is a little sensitive to grey rot and more to mites, grape moths and vine leafhoppers.
Technological potentiality
The bunches are very large and the berries are large. Mérille produces light (low sugar potential) and rather ordinary wines.
Clonal selection in France
The three certified Mérille clones carry the numbers 444, 445 and 790.
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
444 Charente ENTAV 1976 Domaine de l'Espiguette
Languedoc
medium to high medium to high medium to high medium medium medium representative wines of the variety
445 Charente ENTAV 1976 Domaine de l'Espiguette
Languedoc
medium to high medium low to medium low to medium medium medium representative wines of the variety
790 Charente ENTAV 1984 Domaine de l'Espiguette
Languedoc
low medium medium to high medium to high medium medium representative wines of the variety