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P0423

Active

Zea mays L. subsp. mays (Maize Group) Maize · Agricultural · bred by Pioneer Overseas Corporation US (USA)

also searched as: п0423

Variety description

10 August 2026

The P0423 hybrid is part of the Optimum® AQUAmax® line, characterized by enhanced root system development, high flowering intensity, the ability to reduce the risk of kernel abortion, and prolonged green leaf retention.

This hybrid is used in scientific research as a model object for studying plant physiology, response to biostimulants, tillage methods, and nitrogen use efficiency.

Sources7
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Countries of admission

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.

QZ

terminated no record

Variety in registries Regions of admission, rights holders, and status of plant breeders' rights

Parties

Breeder
Pioneer Overseas Corporation US (USA) 88 Developed the variety
Applicant
Corteva Agriscience Croatia d.o.o. (HR) Submitted the application to the register
Maintainer
Pioneer Hi-Bred Services GmbH (AT) Responsible for variety maintenance

Admission to trade

The variety is listed in the national registry — its seeds are authorized for sale in this country.

  • QZ European Union Active

    № 242195

  • HR Croatia Protection expired

    № 1004003

    Application
    2 February 2012
    Registration
    3 March 2014
    Terminated
    6 June 2025

Records are sourced from official registry publications. Data sources and legal status

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This is a directory, not an official registry: data is based on public disclosures and may have changed. More about sources

Same species

Other varieties: Maize

All 13 163 varieties of species

LG 22.43

Terminated

Zea mays L. subsp. mays (Maize Group) · Maize

Limagrain Genetics Grandes Cultures SA (FR)

BE CZ FR NL PL
7 records

MAS 15P

Active

Zea mays L. subsp. mays (Maize Group) · Maize

MAS Seeds,FR

FR HR NL PL
5 records

LG 32.12

Terminated

Zea mays L. subsp. mays (Maize Group) · Maize

Limagrain Genetics Grandes Cultures SA (FR)

BE FR NL PL
6 records

P0412

Active

Zea mays L. subsp. mays (Maize Group) · Maize

Pioneer Overseas Corporation US (USA)

HR
2 records

P0413E

Active

Zea mays L. subsp. mays (Maize Group) · Maize

1 record

P0423Y

Active

Zea mays L. subsp. mays (Maize Group) · Maize

PIONEER OVERSEAS CORPORATION

ES
2 records

Nearby in the species list P0283, P0304, P0312, P0312Y, P0319, P0349, P0362, P0377, P0412, P0413E, P0423Y, P0439, P0450, P05015, P0531, P0551, P0573, P0582, P0594Y, P0621

Discussion: P0423

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