PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by JOSE RAMON PEREZ MONREAL
also searched as: рх527
10 August 2026
The RH527 line is not intended for commercial production and is classified as specialized breeding material. Detailed morphological and agronomic characteristics, such as maturity group, plant height, or disease resistance, are not provided in open sources.
The origin of the line is associated with the activities of breeding companies involved in the creation and registration of crop hybrids.
3 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Variety registered as early as 2 jurisdictions, data for which we do not publish: their registry licenses have not yet been verified. This section will be available upon verification.
The variety is listed in the national registry — its seeds are authorized for sale in this country.
№ RH527
№ 19939041
The right is granted for a limited term: propagation of the variety requires a license from the rights holder.
More 2 records protections in other jurisdictions are shown on the map above.
Records are sourced from official registry publications. Data sources and legal status
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. More about sources
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Nearby in the species list RH100, RH101, RH102, RH126, RH127, RH200, RH500, RH501, RH505, RH522, RH529, RH569SUL, RH591, RH598, Rh609clp, RH640, RH728SUL, RH738SUL, RH766SUL, RH788