The red grape variety (also Klosterneuburg 1355-3-33, Rathay Noir) is an interspecific new breed between Blauburger x Klosterneuburg 1189-9-77 ( Seyve-Villard 18-402 x Blaufränkisch ). They are genes from Vitis berlandieri. Vitis cinerea. Vitis lincecumii. Vitis rupestris and Vitis vinifera contain. The crossing of the hybrid was done in 1970 by Dr. Gertraud Mayer on Klosterneuburg Wine Institute (Langenzersdorf Rebschule). A new variety is a similar variety Roesler, The former institute director Emerich was named Rathay (1845-1900) honored. In Austria she was named in 2000 Quality wine-grape variety authorized. The vine is resistant to both mildews and frost to minus 25 ° Celsius. It produces a deep dark, tannin and extract-rich red wine, which is good for Barrique suitable. In 2009 she occupied in Austria nine hectares.
Images: Ursula Brühl, Doris Schneider, Julius Kühn Institute (JKI)