Argo

Terminated

Lolium perenne L. Perennial ryegrass · Agricultural · bred by L. Daehnfeldt A-S, DK

also searched as: арго

Variety description

10 August 2026

The perennial ryegrass variety Argo is used as a forage crop and for establishing swards, often in mixtures with other plants when evaluating biomass and nutrient uptake levels.

The thousand kernel weight of this variety is approximately 2.7 g. Detailed morphological characteristics, such as plant height, maturity group, as well as data on resistance to diseases or lodging, are not presented in available materials.

Sources2

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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.

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

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Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified.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: L Daehnfeldt A/S (DK) 3 Developed the variety
Applicant: INCONNU (FR) 2 336 Submitted the application to the register
Maintainer: (Inconnu) (FR) 2 336 Responsible for variety maintenance

Admission to trade

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

FR France Terminated

№ 0053427

Registration

1 January 1900

Terminated

1 January 1981
GB United Kingdom Terminated

№ 13/30

Terminated

24 June 1977

Registry	Number	Application	Registration	Terminated	Status
FR France	0053427	—	1 January 1900	1 January 1981	Terminated
GB United Kingdom	13/30	—	—	24 June 1977	Terminated

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

L. Daehnfeldt A-S, DK

breeder code ARGO

All 3 varieties of company

Registry records

Total records: 2
Jurisdictions shown: 1
Not yet disclosed: 1
First registration: 1900

Same species