Rieslaner

Rieslaner is a white grape variety. It is in the new variety is a cross between Riesling and Silvaner from 1921, which was bred at the Bavarian State Institute for Viticulture and Horticulture in Veitshoechheim in Würzburg from August Ziegler; a wine cask in the wine cellar of the Würzburg Residence reminiscent of the researchers. The entry in the list of varieties carried out in 1957. The details of the breeder to the crossing parents could be confirmed in the meantime by DNA analysis.

Even today, the Rieslaner is cultivated mainly in Swiss francs, but in addition also in the Palatinate ( Weegmüller winery, Weingut Müller - Catoir ). The Rieslaner prone to high acidity, so he is in normal years, often for human consumption only as Spätlese or Auslese, but can in good locations or in sunny years often produce exceptional wines. The fruit reminds the smell and taste of citrus, passion fruit, with ripe peach wines.

Due to its refreshing acidity of Rieslaner is often used as a basis for sparkling wine. The Rieslaner served as a crossing partner of the new varieties Albalonga, Fontanara, Marie Steiner and Optima.

See also the article viticulture in Germany and the list of grape varieties.

Synonyms: Main Riesling

Ethnicity: Silvaner x Riesling

Ampelographic varietal characteristics

In the ampelography the habit is described as follows:

• The shoot tip is open. She is hairy spinnwebig. The bronze young leaves are nearly glabrous.
• The medium-sized leaves are three-to five-lobed and barely sinuate. The petiole is V - shaped closed. The blade is serrated blunt. The teeth are set moderately dilated in comparison to other varieties.
• The cone-shaped bunch is medium, shouldered and dichtbeerig. The roundish berries are small to medium in size and of greenish-yellow color. The juicy berries have a neutral taste.

The grape ripens about 15 - 20 days after Chasselas and is therefore applicable in international comparison almost as quick maturing. In the German wine-growing areas, however, it is one of the late-ripening varieties.

The variety is hardly susceptible to powdery mildew and downy mildew and does not tend to the irrigator. In wet years the berries are commonly affected by the raw rot. In addition, the variety is susceptible to the stem necrosis. In the case of infection with the transmitted by nematodes fanleaf disease of crop failure is stronger when compared with other varieties on the average.

Dissemination

The vineyards in Germany are distributed as follows among the various regions:

Source: Statistics vineyard of 13 March 2008, Federal Statistical Office, Wiesbaden, 2008 Descriptive list of varieties of the Federal Plant Variety Office, 2008, page 198ff.