The Silvama F1 variety is a first-generation hybrid. In breeding programs, it is associated with the activities of the companies Rijk Zwaan and Marner GZG.
In official registers, the variety is confirmed as a type of savoy cabbage. Detailed agronomic characteristics, such as maturity group, morphological traits, and disease resistance indicators, are absent in open publications.
Sources3
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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.
The directory replicates the primary source. If an entry differs from the official publication, please specify the discrepancy and provide a link if possible. Corrections are added to the moderation queue.
This is a directory, not an official registry: data is based on public disclosures and may have changed.
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