Synonym or breeding number (also GM 6495-3) for the grape variety Sibera; see there.
The white grape variety is a new variety between Saperavi Severny x (Foster's White Seedling x Prachttraube). Snonyms are Ambros Weiß, Geisenheim 6495-3 and Sibera Blanca. Genes from Vitis amurensis and Vitis vinifera...
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