Synonym (also South Dakota NF7-121, South Dakota SD7-121) for the grape variety Valiant; see there.
The red grape variety (also South Dakota 72S15) is an interspecific new breeding between Fredonia x South Dakota 9-39 (a Riparia seedling). It contains genes from Vitis labrusca, Vitis riparia and Vitis vinifera. The hybrid was...
The glossary is a monumental achievement and one of the most important contributions to wine knowledge. Of all the encyclopaedias I use on the subject of wine, it is by far the most important. That was the case ten years ago and it hasn't changed since.
Andreas Essl
Autor, Modena