PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by PIONEER HI-BRED INTERNATIONAL
also searched as: фа263
10 August 2026
The line is a fertility restorer in the CMS PET1 system and possesses the recessive branching trait. It is resistant to broomrape (Orobanche cumana) race E.
In the documentation, the line is compared to other Pioneer breeding lines, differing from them in morphological characteristics of the leaf, stem, and seeds, as well as biochemical markers.
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 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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PIONEER HI-BRED INTERNATIONAL
Helianthus annuus L. · Sunflower
PIONEER HI-BRED INTERNATIONAL
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Nearby in the species list Pha156, Pha157, Pha158, PHA160, PHA161, PHA185, Pha217, Pha232, Pha246, Pha262, Pha283, Pha287, PHA305, Pha312, PHA318, PHA351, Pha361, PHA364, Pha371, Pharaon