Knipperlé B
Name of the variety in France
Knipperlé
Origin
This variety is originally from the Alsace region and, based on published genetic analyses, it would be the result of crossbreeding Gouais blanc and Pinot.
Synonyms
In Croatia, Knipperlé is officially designated as "Klessec". This synonym is officially recognized in France regarding plant propagation material.
Legal information
In France, Knipperlé is officially listed in the "Catalogue of vine varieties" on the A list and classified. This variety is also listed in the catalogue of Croatia.
Use
Wine grape variety.
Evolution of cultivated areas in France
1958 1968 1979 1988 2018
ha 152 104 13 7 0.2
Descriptive elements
The identification is based on:
- the tip of the young shoot with a high density of prostate hairs,
- the green or yellow young leaves,
- the shoots with red internodes,
- the circular dark green adult leaves, entire or with three lobes, shallow lateral sinuses, with a slightly open V-shaped petiole sinus, short teeth compared to their width at the base, a moderate anthocyanin coloration of veins, a revolute twisted leaf blade, and on the lower side of the leaves, a low to medium density of prostate hairs,
- the round-shaped berries.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 141 225 239 176 194 238 248 227 239
Allel 2 149 232 239 186 196 246 254 235 249
Phenology
Bud burst: same as Chasselas.
Grape maturity: mid-season, 2 weeks after Chasselas.
Suitability for cultivation and agronomic production
Knipperlé has an erect bearing and is well adapted to winter cold. It is on the other hand susceptible to chlorosis.
Susceptibility to diseases and pests
Knipperlé is mostly susceptible to grape moths and grey rot.
Technological potentiality
The bunches and berries are small. Knipperlé produces pleasant, supple (not very acidic) and warm (fairly rich in alcohol) wines that needs to be consumed quickly.
Clonal selection in France
There is no certified clone for this variety yet. A conservatory of 60 or so clones was planted in 2003 in Alsace.
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.