RH21037

Active

Zea mays L. Maize · Agricultural · bred by Stephane Melkior

also searched as: рх21037

Variety description

10 August 2026

RH21037 is a breeding code for a Zea mays L. hybrid, which is presented under the name RGT Keloxxs in official registration documents.

The hybrid is intended for cultivation for grain or silage. Specific data on the maturity group, morphological characteristics of the plant, and disease resistance indicators are absent in open publications.

Sources3

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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.

IS FI NO SE EE IE GB DK LV LT NL DE PL BY PT ES FR BE CZ SK UA RU LU CH AT HU MD IT SI HR RS RO MT GR BG CY

active no record

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

Parties

Breeder: Stephane Melkior 166 Developed the variety
Applicant: RAGT 2N S.A.S. Submitted the application to the register
Rights holder: RAGT 2n 2 621 Holds the rights to the variety
Maintainer: RAGT 2N S.A.S. Responsible for variety maintenance

Admission to trade

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

IT Italy Active

№ 021882_A 021882

Application

9 January 2021

Registration

19 January 2024
UA Ukraine Active

№ 23009065

Application

20 November 2023

Registration

14 March 2025

Registry	Number	Application	Registration	Terminated	Status
IT Italy	021882_A 021882	9 January 2021	19 January 2024	—	Active
UA Ukraine	23009065	20 November 2023	14 March 2025	—	Active

Plant breeders' rights

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

Ukraine № 23009065

Active

Application filed 20 November 2023
Registered 9 December 2025
Currently active indefinite in the register

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

Breeder

Stephane Melkior

breeder code RH21037

All 166 varieties of company

Registry records

Total records: 3
Jurisdictions shown: 2
First registration: 2024

Same species

Other varieties: Maize

All 37 291 varieties of species

P 9578

Active

Zea mays L. · Maize

Pioneer Overseas Cor, USA

AT BG HU RO SI SK +1

15 records

P 9074

Active

Zea mays L. · Maize

Pioneer Overseas Corporation, USA

AT BG DE RO SI SK +1

19 records

PR 39 G 12

Active

Zea mays L. · Maize

PIONEER| Pioneer Hi-Bred Services GmbH

AT BE DE LT SI SK

13 records

RH21035

Active

Zea mays L. · Maize

RAGT 2N S.A.S

1 record

RH21036

Active

Zea mays L. · Maize

Stephane Melkior

IT UA

3 records

RH21038

Withdrawn

Zea mays L. · Maize

RAGT 2N S.A.S

1 record

Nearby in the species list RH21024, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH21025, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH21026, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH21027, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH21031, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH21032, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH21033, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH21034, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH21035, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH21036, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH21038, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH21039, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH21040, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH21041, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH21042, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH21043, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH21044, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH21045, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH21046, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH21047

Discussion: RH21037

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