The white grape variety (also FR 177-68) is a Neuzüchtung between Riesling x FR 589-54 (with the same parents, the new variety Donauriesling was also created). It contains genes from Vitis aestivalis, Vitis cinerea, Vitis rupestris, and Vitis vinifera. The Kreuzung of the Hybride was carried out in 1968 by Dr. Johannes Zimmermann Johannes (1907-1998) at the State Wine Institute Freiburg (Germany) (Baden-Württemberg). The name is a reference to the former head of the institute. The früh reifende Rebsorten is Widerstandsfähigkeit to both Mehltau and is therefore considered a PIWI variety. It produces fruchtig white wines. There are stocks in Deutschland (124 ha), Österreich, and in Schweiz (11 ha).
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