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Oponent

Active

Brassica napus var. napus Rapeseed · Agricultural

also searched as: опонент

Variety description

10 August 2026

The variety was obtained as a result of breeding work involving the crossing of lines (OP-855 × OP-934) × Lirajet. Seed oil content in dry matter is 47.37%. Oil quality meets modern standards: erucic acid content is 0.06%, glucosinolate content is 12.36 μmol/g at 9% humidity.

The plant possesses moderate resistance to a number of common pathogens, including Alternaria, Sclerotinia, Botrytis cinerea, and Phoma. During the breeding process, the main selection criteria were yield indicators, winter hardiness, and lodging resistance.

Sources2
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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.

QM

active no record

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

Parties

Applicant
OSEVA PRO s.r.o. (CZ) 56 Submitted the application to the register
Rights holder
OSEVA PRO s.r.o. (CZ) 56 Holds the rights to the variety
Maintainer
OSEVA PRO s.r.o. (CZ) 56 Responsible for variety maintenance

Admission to trade

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

  • QZ European Union Terminated

    № 212932

    Registration
    31 January 2006
    Terminated
    31 January 2026
  • CZ Czechia Protection expired

    № 6838

    Application
    31 July 2002
    Registration
    31 January 2006
    Terminated
    31 January 2026

Plant breeders' rights

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

Czechia № 1634
Active
  1. Application filed 25 August 2005
  2. Registered 30 May 2006
  3. Currently active indefinite in the register

Records are sourced from official registry publications. Data sources and legal status

Found an error in the record?

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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

Same species

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Brassica napus var. napus · Rapeseed

D.PLANTEFORAEDLING

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Nearby in the species list Omega, Onca, Onega, Onkel, Ontario, OO BV 156 MS, Opal, OPALE, Opava, Opera, OPTI, Optima, Optimian, Option, Opus, Oracle, Orakel, Orava, Orcat, Orelia

Discussion: Oponent

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