PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by Riabchuk Viktor Kuz`mych, Kolieshkova Tetiana Mykolaivna, Shepilov Borys Petrovych, Satarov Oleksandr Zainulovych, Leonova Nina Mykolaivna, Kuz`myshena Nadiia Viktorivna, Kolomats`ka Valeriia Pavlivna, Makliak Kateryna Mykolaivna, Syvenko Valentyna Ivaniv
also searched as: х 2301 в
10 August 2026
The object is a specialized breeding line, also designated as Kh 2301 V in documentation. In official intellectual property rights registries, this material appears as a parental component.
The line is used in breeding processes, in particular for studying general combining ability, 1000 kernel weight indicators, and crop productivity issues. Detailed characteristics, such as plant height, maturity group, or disease resistance, are absent in the sources.
2 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.
The variety is listed in the national registry — its seeds are authorized for sale in this country.
№ 15939067
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
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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Soper, John
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Petrenkova Vira Pavlivna, Shepilov Borys Petrovych, Popova Ol`ha Andriivna, Veselyi Vitalii Oleksandrovych, Kuzmyshena Nadiia Viktorivna, Syvenko Valentyna Ivanivna, Alad`ina Zoia Kyrylivna, Makliak Kateryna Mykolaivna, Kyrychenko Viktor Vasylovych,
Helianthus annuus L. · Sunflower
Udovichenko Anna IUriivna, Shepilov Borys Petrovych, Andriienko Viktor Valentynovych, Leonova Nina Mykolaivna, Syvenko Oleksandr Anatoliiovych, Kolomatska Valeriia Pavlivna, Makliak Kateryna Mykolaivna, Syvenko Valentyna Ivanivna, Kyrychenko Viktor Vasylo
Helianthus annuus L. · Sunflower
Andriienko Viktor Valentynovych, Satarov Oleksandr Zainulovych, Syvenko Valentyna Ivanivna, Kolomats`ka Valeriia Pavlivna, Makliak Kateryna Mykolaivna, Syvenko Oleksandr Anatoliiovych, Kyrychenko Viktor Vasyl`ovych,
Nearby in the species list Kh 1010 B, Kh 1012 B, Kh 114 V, Kh 1316 V, Kh 146 B, Kh 1814 V, Kh 201 V, Kh 2111 B, Kh 2122 B, Kh 2283 V, Kh 276 V, Kh 4021 B, Kh 4413 V, Kh 503 B, Kh 51 B, Kh 526 V, Kh 588 B, Kh 66 B, Kh 702 V, Kh 711 V