PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by Kyrychenko Maryna Serhiivna, Babych Viktoriia Olehivna, Parii Myroslav Fedorovych, Parii IAroslav Fedorovych,
also searched as: честер
10 August 2026
The hybrid is characterized by medium-high stem growth. It exhibits high tolerance to the main sunflower diseases, including Phoma, Phomopsis, as well as stem and head forms of white rot.
The oil content in the hybrid's seeds varies from 52 to 54%. The hybrid is intended for cultivation using classical technology and is distinguished by plasticity to sowing dates, which allows for its use in regions with high-risk agriculture.
1 jurisdiction
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 variety is listed in the national registry — its seeds are authorized for sale in this country.
№ 19039106
The right is granted for a limited term: propagation of the variety requires a license from the rights holder.
Records are sourced from official registry publications. Data sources and legal status
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Nearby in the species list Charanga, Charivnyk, Charks, CHARLOTTE, Charodii, Charron SU, ChaS, Chazo, Chempion, Cherry, Chezar, CHHO 892, CHHO 894, CHI134A, Chicky, CHINCHON, Chinook SU, Chisol, CHO, CHO 8913