P 9578
ActiveZea mays L. · Maize
Pioneer Overseas Cor, USA
Zea mays L. Maize · Agricultural · bred by Maize Research Institute - Kneja (BG)
also searched as: кнейа 435
10 August 2026
The hybrid belongs to the mid-early maturity group according to the FAO classification (400–500). It is intended for cultivation for the purpose of grain production.
The variety is widely studied within the framework of Bulgarian agronomic research, including in terms of the influence of mineral fertilizers on grain quality characteristics and biomass, as well as the assessment of disease resistance.
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.
№ 508/48
The right is granted for a limited term: propagation of the variety requires a license from the rights holder.
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Nearby in the species list Kneja 329, Kneja 330, Kneja 332, Kneja 333, Kneja 334, Kneja 335, Kneja 336, Kneja 337, Kneja 419, Kneja 423, Kneja 441, Kneja 442, Kneja 444, Kneja 445, Kneja 446, Kneja 447, Kneja 448, Kneja 449, Kneja 450, Kneja 451