PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by Levchenko Valentyna Ivanivna, Shuhurova Nataliia Oleksiivna, Odynets` Serhii Ivanovych, Sereda Valentyna Oleksiivna, Shudria Larysa Ivanivna, Kutischeva Nataliia Mykolaivna,
also searched as: серпанок
10 August 2026
The hybrid belongs to the early-ripening maturity group. The plant is used in agricultural production, where it underwent testing in experiments on the application of mineral fertilizers and growth regulators.
The variety possesses a certain resistance to diseases; in particular, its reaction to infection with bacterial soft rot was studied.
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.
№ 15039009
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 Senador, Séneca, Sentasol, SERELIA, Serena, Serenasol, Sergil, Sergio ST, Seriano, Serin, SERVA, Serzhan, Sesame CLP, Sessil, Sestercio, Seti, Sevar, Seviflor, Sevil, Sevil`ia