P 9578
ActiveZea mays L. · Maize
Pioneer Overseas Cor, USA
10 August 2026
The hybrid is characterized by rapid early growth, uniform emergence, and a high grain moisture release rate during ripening. The ear has a flexible (FLEX) structure type, containing 16–18 grain rows with 30–42 grains per row, with a thousand kernel weight of 280–300 g.
The plant possesses high resistance to lodging and drought. It exhibits good tolerance to Fusarium ear and stalk rot, Helminthosporium leaf blight, as well as common smut and head smut.
The recommended sowing density is from 60,000 to 70,000 plants per hectare in unfavorable conditions and from 75,000 to 80,000 (up to 95,000 for grain) in optimal conditions.
3 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.
№ 022033_A 022033
№ 21009085
Records are sourced from official registry publications. Data sources and legal status
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Nearby in the species list MAS 26R, MAS 270 S, MAS 275L, MAS 27CR, MAS 27D, MAS 27E, MAS 27F, MAS 27M, MAS 27T, MAS 28 A, MAS 283VI, MAS 285B, MAS 28C, MAS 28WX, MAS 29 CR, MAS 29H, MAS 29N, MAS 29P, MAS 29VI, MAS 30 K