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S21-A1

Application submitted

Glycine max (L.) Merr. Soybean · Agricultural · bred by Syngenta Participations AG

also searched as: с21 а1

Variety description

10 August 2026

The variety possesses resistance to soybean mosaic virus. In field trials conducted in the state of Iowa in the early 2000s, grain quality indicators were recorded with a protein content of 36.3–36.5% and oil of 18.4–19.0%.

Precise data on maturity group, plant height, and lodging resistance characteristics are absent in open publications.

Sources3
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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.

application 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Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified.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.

Also known as

breeder code S21-A1

A single variety may be registered in different countries under different names. All records are consolidated into one profile based on the breeder's code—an internal number that is identical for the variety across all registries.

  • S21-A1 primary US
  • S21A1 IT

The primary name shown is the one under which the variety is registered in the largest number of jurisdictions. Search finds the variety by any of its names.

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

Parties

Breeder
Syngenta Participations AG 2 266 Developed the variety
Applicant
Syngenta Participations AG 2 266 Submitted the application to the register
Maintainer
Syngenta Participations AG 2 266 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 Application submitted

    № 006164_A 006164

    Application
    21 December 1997

Plant breeders' rights

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

United States of America № 9700266
Protection expired
  1. Application filed 8 April 1997
  2. Registered 15 November 2002
  3. Entry closed 15 November 2022

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

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Nearby in the species list S13265, S14-60, S15-50, S15234, S16214, S16921, S16996, S17089, S17278, S17332, S25-96, Saber, Sabina, SAC224915, Saeta, Safir, Safira, Safrana, Safta F, SAGA

Discussion: S21-A1

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