The white grape variety comes from Georgia; the name means "red stem". There are around 70 Synonyms that indicate old age and widespread use. Some of them alphabetically grouped by country are Baiyu ( China ); Rkatziteli yellow, redwoods ( Germany ); Rkachiteli Bianco, Rkatziteli Giallo ( Italy ); Asangluri, Boudachouri, Budashuri, Budashuri Korolyok, Budasuri, Corolioc, Dedali, Dedali Rkatsiteli, Grousinskii, Grouzinsky, Gruzinski, Gruzinsky, Kakhoura, Kakoura, Kakura, Khangluri, Khanlug, Korolek, Koroliok, Koroliokurakurakurakurakurakurakura , Mamali Rkatsiteli, Rkaciteli, Rkaciteli Bijeli, Rkatiteli, Rkatsiteli Dedali, Rkatsiteli Mamali, Rkatziteli, Rkaziteli, Topolioc, Topoliok, Topolyok ( poor. Bul. Geo. Cheese. Kro. mol. rum. Rus. Ukr ).
As with many other Georgian varieties, it is claimed that it was cultivated as early as the 5th century AD. According to another non-verifiable hypothesis, the 5,000-year-olds found near the Georgian city of Wani in the Imereti region Kvevri (Clay jugs) are said to have contained seeds of this vine. And according to a religiously motivated legend, it should even be the first grapevine act at all by the biblical Forefather Noah was planted with his ark after the flood or after the landing. Serious archaeological, botanical or genetic evidence is lacking for all of these assumptions.
It is certainly a very old vine. According to 2010 DNA analysis is with local Wild vines closely related. This suggests a direct domestication, which is said to have taken place centuries ago in the Lekhura region. In the opinion of the Swiss biologist Dr. José Vouillamoz this assumption is based on too few DNA markers (see under molecular Genetics ). It was a crossing partner of the new varieties Dunavski Lazur. Kangun. Pervenets Magaracha. Podarok Magaracha and Rkatsiteli Magaracha,
The late-ripening, productive vine is resistant to frost and to a certain extent also against them phylloxera, The grapes can reach high sugar levels with high acidity. It produces spicy, acidic, light yellow white wines with a variety of aromas of stone fruit, apples and quinces. The versatile vine is used for the production of wines, sparkling wines. liqueur wines. distillates and also (also because it is durable and therefore well suited for longer transport) for the production of table grapes used.
It was mainly in the former states of the USSR widespread; In 1990, 280,569 hectares of vineyards were recorded. That under Mikhail Gorbachev Decided in the mid-1980s grubbing-up program brought about an extreme reduction. In Georgia With 25,324 hectares, it is the most common grape variety. There she is in Kakheti for rustic wines in traditional style with fermentation in clay jugs ( Kvevri ) used. There were further stocks in Armenia (2,469 ha), Bulgaria (3,121 ha), China. Kazakhstan (3,552 ha), Croatia (57 ha), Moldova (11,508 ha), Romania (356 ha), Russia (702 ha) and in the Ukraine (11,552). There are small areas overseas in the United States new York and Virginia, as in Australia, In 2010 a total of 58,641 hectares were designated, which means a reduction to about a fifth. It thus proves worldwide varieties ranking Rank 16.
Source: Wine Grapes / J. Robinson, J. Harding, J. Vouillamoz / Penguin Books Ltd. 2012
Images: Ursula Brühl, Doris Schneider, Julius Kühn Institute (JKI)