PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by ADVANTA SEEDS B.V.
also searched as: босфоро
10 August 2026
The hybrid belongs to the early-ripening group with a vegetation period of 100 to 112 days and reaches a height of 140–160 cm. The seeds are characterized by an oil content at the level of 46–49%, and the crop's yield potential is up to 5.5 t/ha.
The plant possesses high resistance to Orobanche races A–F. Tolerance to Sclerotinia is assessed as medium, and to Phomopsis as moderate. The hybrid demonstrates stable performance in steppe zone conditions due to its extensive type of adaptability.
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.
№ 20040445
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Nearby in the species list Booster, Bora, BOREAL, Borei, Boris, Borneo, Borowski Prążkowany, Boryslav, Bosanova, Bosfora, Bosko, Boss, Boston, Botanic, Botasol, Boxer, Bozhedar, BP19510, BP6493, BR