Muscat à petits grains rouges Rg
Name of vine variety in France
Muscat à petits grains rouges
Origin
This vine variety corresponds to the red mutation of Muscat à petits grains blancs B.
Synonymy
there is no officially recognized synonym for this vine variety in France.In the European Union, Muscat à petits grains rouges Rg can officially called by other names: Busuioacă de Bohotin (Romania), Moscatel Galego Roxo (Portugal), Moscatel Roxo (Portugal), Muskateller (Roter) (Austria)
Regulations
In France, Muscat à petits grains rouges Rg is officially listed in the "Catalogue of vine varieties".

This vine variety is likewise listed in the Catalogues of other European Union member states: Austria, Portugal and Romania.
Use
Wine vine variety
Evolution of area under vines in France
1958 1988 1998 2008 2016
ha 43 436 368 341 264
Description
The description corresponds to Muscat à petits grains blancs B except for the berry skin color which when it reaches maturity is dark red.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 131 225 233 176 186 252 240 245 263
Allel 2 131 234 249 191 196 256 248 267 271
Phenology
Bud burst: 2 days before  Chasselas.Grape maturity: period I, 1 and 1/2 weeks after Chasselas.
Suitability for cultivation and agronomic production
Aptitudes are close to Muscat à petits grains blancs B. Muscat à petits grains rouges Rg would however appear to be a little earlier.
Sensitivity to diseases and pests
Behavior with regard to diseases is comparable to Muscat à petits grains blancs B and perhaps with less susceptibility to powdery mildew and grey rot.
Technological potential
Grape clusters and berries aare moderate in size. Muscat à petits grains rouges Rg produces quality dry and sweet wine. These wines have an average color with a potential and good balance between sugar content and acidity.
Clonal selection in France
The only approved Muscat à petits grains roses Rs clone carries the number 1194.
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.
- Ampélographie. P. Viala et V. Vermorel, 1902-1910, 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
1194  Gard  IFV        
 2014  Languedoc-Roussillon        
         distinctive wines of the vine variety