P 9578
ActiveZea mays L. · Maize
Pioneer Overseas Cor, USA
10 August 2026
The designation Ph4htm is classified as a parent component of maize (Zea mays L.) intended for use in breeding processes for the creation of hybrids. The object is not a commercial variety intended for mass cultivation.
Public sources do not contain information regarding the maturity group, morphological traits, qualitative characteristics of the produce, or resistance of the plant to diseases and adverse factors, as this data constitutes proprietary information of breeding companies.
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.
№ 23909014
Records are sourced from official registry publications. Data sources and legal status
The directory replicates the primary source. If an entry differs from the official publication, please specify the discrepancy and provide a link if possible. Corrections are added to the moderation queue.
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Nearby in the species list Ph4g82, PH4G8A, Ph4g8c, PH4GP, Ph4h09, Ph4hr7, Ph4hsh, Ph4ht1, Ph4ht3, Ph4ht7, Ph4htr, PH4RD, PH4RF, PH4T9, PH4TA, PH4TV, PH4TW, PH4V6, PH50P, Ph51h