P 9578
ActiveZea mays L. · Maize
Pioneer Overseas Cor, USA
Zea mays L. Maize · Agricultural · bred by I. Genova, M. Genov, D. Ilchovska
also searched as: кнейа 515
10 August 2026
The hybrid was developed in 2003 as a result of crossing lines XM 4521 and PCM 4550. The variety belongs to the medium-late maturity group with a maturity index of 500.
In scientific publications, the variety is used as a test object in machine vision methods for seed classification and recognition of Fusarium moniliforme fungal infection. Detailed morphological characteristics and data on agrotechnical indicators are not provided in the sources.
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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Maize Research Institute - Kneja (BG)
Zea mays L. · Maize
I. Genova, M. Genov, D. Ilchovska, V. Konovska
Zea mays L. · Maize
S. Valchinkov, A. Popov, P. Hristova, P. Petrov, K. Vasileva
Nearby in the species list Kneja 489, Kneja 490, Kneja 491, Kneja 492, Kneja 493, Kneja 494, Kneja 509, Kneja 511, Kneja 511A, Kneja 512, Kneja 517, Kneja 530, Kneja 545, Kneja 546, Kneja 547, Kneja 548, Kneja 549, Kneja 550, Kneja 5502, Kneja 551