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R997

Active

Zea mays L. Maize · Agricultural · bred by CROOKHAM COMPANY

also searched as: р997

Variety description

10 August 2026

The variety belongs to the butterfly popcorn type and forms long cylindrical ears. The orange grain is easily threshed, and the expansion ratio upon popping is 45.

The plant possesses increased stalk strength and is adapted for wide geographical cultivation. The hybrid is characterized by high resistance to gray leaf spot, as well as intermediate resistance to northern corn leaf blight, common rust, and drought.

Sources7
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Countries of admission

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.

QM

no record

Variety registered as early as 2 jurisdictions, data for which we do not publish: their registry licenses have not yet been verified.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
Crookham Company Inc. 88 Developed the variety
Applicant
Crookham Company Inc. 88 Submitted the application to the register
Rights holder
Crookham Company Inc. 88 Holds the rights to the variety
Maintainer
CROOKHAM COMPANY 88 Responsible for variety maintenance

Admission to trade

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

  • TR Turkey Active

    № R997

    Registration
    28 February 2017
  • GB United Kingdom Application submitted

    № 157/4

    Application
    9 January 2013

Plant breeders' rights

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

European Union № 20122840
Terminated
  1. Application filed 19 December 2012
  2. Registered 22 June 2015
  3. Entry closed 18 June 2016

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

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Nearby in the species list Р8660, R8919Z, Р9009, R9070Z, Р9361, R9466Z, R9722Z, R98114W, R9939Z, R9956Z, /RA-161/, /RA-300/, /RA-301/, /RA-400/, /RA-401/, /RA-411/, Raaba, Rabina, Racer, Rachel

Discussion: R997

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