PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by Maisadour Semences
also searched as: мас 804г
10 August 2026
The early-maturing hybrid reaches a height of 160–170 cm. The head is slightly convex and inclined, and the thousand kernel weight is 60–65 g. The hybrid is characterized by a high oil content of 49–52%.
The plant possesses high resistance to downy mildew, stem sclerotiniosis, and lodging, as well as good tolerance to drought and verticillium wilt. It is resistant to broomrape races A–G. The classic cultivation technology is used.
The recommended stand density at harvest is 65–70 thousand plants per hectare under optimal conditions and 50–60 thousand plants per hectare under restricted conditions.
5 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.
№ 216593
№ MGT106551
№ 20190346
№ 20039039
Records are sourced from official registry publications. Data sources and legal status
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MAS SEEDS
Helianthus annuus L. · Sunflower
MAS SEEDS
Nearby in the species list Marusia, Marvex OL, Marvic, Marvil, Marvin, Maryflor, Marynivs`kyi, MAS 80 D, Mas 80 IR, MAS 801A, MAS 805A, MAS 808 OL, MAS 80B, MAS 80HO, MAS 81 C, MAS 810B, MAS 812HOCP, MAS 815OL, MAS 817P, MAS 81K