P 9578
ActiveZea mays L. · Maize
Pioneer Overseas Cor, USA
10 August 2026
The hybrid belongs to the mid-maturing group and has a dent grain type. The plant is characterized by medium height. The ear forms 18–20 rows with 32–34 kernels in each; the thousand kernel weight is 320–340 g.
The plant possesses good initial growth vigor and lodging resistance. It shows tolerance to Helminthosporium and Fusarium of the stalk and ear. Flowering occurs at an active temperature sum of 925°C, and 1840–1890°C is required for maturation.
The recommended plant density at the time of grain harvest is from 70 000 to 85 000 plants per hectare, depending on agroclimatic conditions.
4 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.
Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified. This section will be available upon verification.
The variety is listed in the national registry — its seeds are authorized for sale in this country.
№ 019336_A 019336
№ 459053
№ 320-04-1364/2019-11
№ 19009075
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Nearby in the species list MAS 35 K, MAS 357M, MAS 35BN, MAS 35WX, MAS 36 N, MAS 36A, MAS 36CR, MAS 36M, MAS 36WX, MAS 37 V, MAS 375WX, MAS 377V, MAS 37C, MAS 37H, MAS 38 D, MAS 387L, MAS 39 T, MAS 39L, MAS 39WX, MAS 40 F