The variety belongs to Dutch selection and is classified as the Barres type. It is mentioned in archival scientific studies, in particular in the materials of the VIR collection.
Modern detailed morphological characteristics and data on disease resistance in open sources are absent. The variety is not a current commercial product and is not represented in modern catalogs.
Sources3
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Countries of admission
4 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.
A single variety may be registered in different countries under different names. All records are consolidated into one profile based on the breeder's code—an internal number that is identical for the variety across all registries.
Poly productivaprimaryBE, FR, QZ
Poly-ProductivaNL
The primary name shown is the one under which the variety is registered in the largest number of jurisdictions. Search finds the variety by any of its names.
Variety in registries
Regions of admission, rights holders, and status of plant breeders' rights
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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