Tresor

Terminated

Lolium perenne L. Perennial ryegrass · Agricultural · bred by VEREDELINGSBERIJF

also searched as: тресор

Variety description

10 August 2026

The Tresor variety belongs to perennial ryegrasses and was included in official agricultural plant catalogs in a number of EU countries in 1986. It was used as part of pasture grass mixtures for forage purposes.

In available publications from previous years, the variety was mentioned in the context of trials for resistance to fungal diseases as part of grass mixtures. Detailed morphological descriptors and current data on agronomic characteristics are absent in open sources.

Sources5

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Countries of admission

4 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

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Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified.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: VEREDELINGSBERIJF 17 Developed the variety
Applicant: VAN ENGELEN ZADEN BV 82 Submitted the application to the register
Rights holder: VAN ENGELEN ZADEN B.V Holds the rights to the variety
Maintainer: VAN ENGELEN ZADEN B.V 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

№ 0055902

Registration

1 January 1900

Terminated

1 January 1985
GB United Kingdom Withdrawn

№ 13/506

Terminated

18 November 1985
QZ European Union Terminated

№ 205852

Terminated

4 February 2000
NL Netherlands Terminated

№ RGE228

Application

18 November 1977

Registration

14 December 1981

Terminated

1 January 2000
ES Spain Terminated

№ 19820171

Application

29 July 1982

Registration

1 January 1984

Terminated

1 January 1984

Registry	Number	Application	Registration	Terminated	Status
FR France	0055902	—	1 January 1900	1 January 1985	Terminated
GB United Kingdom	13/506	—	—	18 November 1985	Withdrawn
QZ European Union	205852	—	—	4 February 2000	Terminated
NL Netherlands	RGE228	18 November 1977	14 December 1981	1 January 2000	Terminated
ES Spain	19820171	29 July 1982	1 January 1984	1 January 1984	Terminated

Plant breeders' rights

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

United Kingdom № 13/506

Withdrawn

Application filed —
Registered —
Entry closed 17 September 1985

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

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Breeder

VEREDELINGSBERIJF

breeder code TRESOR

All 17 varieties of company

Registry records

Total records: 7
Jurisdictions shown: 4
Not yet disclosed: 1
First registration: 1900

Same species