The Walter variety is listed in international genetic resource catalogs, specifically in the VIR collection under number k-54585. This genotype is widely known in scientific literature as an object for biotechnological research, particularly for the study of green plant regeneration in anther culture.
During long-term phytopathological observations conducted from 1961 to 2018, it was recorded that the variety lost its resistance to powdery mildew in the 1990s. Information on the morphological characteristics, maturity group, and economically useful traits of the variety is not provided in open publications.
Sources7
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Countries of admission
2 jurisdictions
Green indicates countries where the variety is listed in the national catalogue and its seeds are authorized for sale. Expired registrations are marked separately: the variety was previously admitted, but sale is no longer permitted.
Variety registered as early as 1
jurisdiction,
data for which we do not publish: their registry licenses have not yet been verified. This section will be available upon verification.
Variety in registries
Regions of admission, rights holders, and status of plant breeders' rights
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