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Phr55

Active

Zea mays L. Maize · Agricultural · bred by PIONEER HI-BRED INTERNATIONAL

also searched as: фр55

Variety description

10 August 2026

The line was developed by crossing inbred lines PH005 and PHG84 using the pedigree selection method. During the development process, self-pollination and selection were conducted over eight generations.

The plant is classified as having resistance to Goss's wilt and Fusarium ear rot. In breeding programs, the line is used to create hybrids that demonstrate advantages in root lodging resistance.

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.

QM

terminated no record

Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified.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.

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

Parties

Breeder
Pioneer Hi-Bred International, Inc. 28 605 Developed the variety
Applicant
Pioneer Hi-Bred International, Inc. 46 Submitted the application to the register
Rights holder
Pioneer Hi-Bred International, Inc. 46 Holds the rights to the variety
Maintainer
Pioneer Hi-Bred International Inc. 46 Responsible for variety maintenance

Plant breeders' rights

The right is granted for a limited term: propagation of the variety requires a license from the rights holder.

United States of America № 9100098
Protection expired
  1. Application filed 7 February 1991
  2. Registered 30 April 1992
  3. Entry closed 30 April 2010

More 1 record protections in other jurisdictions are shown on the map above.

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

Found an error in the record?

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.

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

Same species

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P 9578

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Zea mays L. · Maize

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P 9074

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Zea mays L. · Maize

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AT BG DE RO SI SK +1
19 records

Zea mays L. · Maize

PIONEER| Pioneer Hi-Bred Services GmbH

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13 records

PHR1J

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Zea mays L. · Maize

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4 records

PHR1R

Active

Zea mays L. · Maize

PIONEER HI-BRED INTERNATIONAL

3 records

Phr62wx

Terminated

Zea mays L. · Maize

PIONEER HI-BRED INTERNATIONAL

FR
1 record

Nearby in the species list Phpk8, PHR 15, PHR 25, PHR-31, PHR 4 W, PHR 47, PHR03, Phr0d, PHR1J, PHR1R, Phr62wx, PHRAT, Phrba, Phrca, Phrce, Phrdw, PHRE 1, PHRF-5, Phrho, Phrjb

Discussion: Phr55

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