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PR63F73

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Helianthus annuus L. Sunflower · Agricultural · bred by Sadik El Sayed

also searched as: пр63ф73

Variety description

10 August 2026

The hybrid is a linoleic type of sunflower. Its main characteristics have been studied in the context of agronomic and physiological scientific trials.

The plant possesses resistance to certain races of broomrape (Orobanche cumana Wallr). Studies were conducted on the infection of achenes by fungal pathogens of the genera Alternaria, Stemphylium, Penicillium, Rhizopus, and Aspergillus.

Sources7
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Countries of admission

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.

terminated no record

Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified.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

Parties

Breeder
Sadik El Sayed 30 Developed the variety
Applicant
Pioneer Semena Bulgaria - Sofia (BG) 2 Submitted the application to the register
Rights holder
Pioneer Overseas Corporation 4 738 Holds the rights to the variety
Maintainer
Pioneer Tohumculuk Dag ve Paz.Ltd. sti. 162 Responsible for variety maintenance

Admission to trade

The variety is listed in the national registry — its seeds are authorized for sale in this country.

  • QZ European Union Terminated

    № 217319

  • TR Turkey Active

    № PR63F73

    Registration
    6 April 2011
  • ES Spain Terminated

    № 20080001

    Application
    2 January 2008
    Registration
    8 March 2010
    Terminated
    5 March 2021
  • BG Bulgaria Terminated

    № 2485/157

    Application
    27 January 2009
    Registration
    31 May 2011
  • UA Ukraine Withdrawn

    № 12017252

    Application
    17 December 2012
    Terminated
    5 December 2014

Plant breeders' rights

The right is granted for a limited term: propagation of the variety requires a license from the rights holder.

European Union № 20091976
Terminated
  1. Application filed 1 October 2009
  2. Registered 10 May 2010
  3. Entry closed 14 January 2023

More 1 record protections in other jurisdictions are shown on the map above.

Records are sourced from official registry publications. Data sources and legal status

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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 PR63A89, PR63A96, PR63A98, PR63A99, PR63B70, PR63C71, PR63D82, PR63E04, PR63E82, PR63E90, PR63H86, PR63M80, PR64 A 42, PR64 A 55, PR64 A02, PR64 A54, PR64 A70, PR64A03, Pr64a10, PR64A10 ( Synonim: Mikhail )

Discussion: PR63F73

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