RH23020

Active

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

also searched as: рх23020

Variety description

10 August 2026

The hybrid is classified as super-early with an FAO rating of 180–239. In trials, grain yield varies from 9 to 12.5 t/ha with grain moisture at harvest in the range of 14–15.5%.

Trial protocols include data on lodging and initial growth energy, however, detailed characteristics of the immunological profile are not presented in open sources. The hybrid is intended for cultivation for grain.

Sources6

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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

№ 023909_A 023909

Application

10 January 2023

Registration

13 January 2025
UA Ukraine Active

№ 23009066

Application

20 November 2023

Registration

28 November 2025

Registry	Number	Application	Registration	Terminated	Status
IT Italy	023909_A 023909	10 January 2023	13 January 2025	—	Active
UA Ukraine	23009066	20 November 2023	28 November 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 № 23009066

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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Breeder

Stephane Melkior

breeder code RH23020

All 166 varieties of company

Registry records

Total records: 3
Jurisdictions shown: 2
First registration: 2025

RAGT 2N S.A.S

1 record

RH23022

Withdrawn

Zea mays L. · Maize

RAGT 2N S.A.S

1 record

Nearby in the species list RH23002, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH23005, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH23008, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH23009, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH23010, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH23012, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH23013, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH23015, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH23017, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH23019, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH23022, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH23026, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH23027, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH23028, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH23029, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH23031, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH23032, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH23034, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH23041, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">RH23042

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