Synonym (also EC 40, ECS 40) for the grape variety Bianca; see there.
The white grape variety is an interspecific new variety between Eger 2 (Villard Blanc) x Bouvier. Synonyms are Bianka, EC 40, ECS 40, Egri Csillagok 40 and May Rot. Genes of Vitis berlandieri, Vitis rupestris and Vitis vinifera are included. The hybrid was crossed in Hungary in 1963 by the breeders Jozsef Csizmazia...
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