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MAS 12 R

Active

Zea mays L. Maize · Agricultural · bred by MAS SEEDS

also searched as: мас 12 р

Variety description

10 August 2026

The hybrid belongs to the ultra-early maturity group. Plants are of medium height with ear insertion at a level of 105 cm. The ear is conical-cylindrical in shape; the grain is of the flint-dent type. There are 12–16 rows per ear with 24–30 grains each; the thousand kernel weight is 300–320 g.

The plant possesses resistance to spring cold snaps, summer heat, and drought; it is suitable for early sowing dates and reseeding of winter cereals. The recommended harvest density is from 70 to 90 thousand plants per hectare, depending on growing conditions. Potential manifestation of Helminthosporium leaf blight symptoms is noted.

Sources4
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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

terminated no record

Variety registered as early as 2 jurisdictions, data for which we do not publish: their registry licenses have not yet been verified.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 MGM156813

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.

  • MAS 12 R primary RU
  • MAS 12R GB, QM, UA

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
MAS SEEDS 2 463 Developed the variety
Applicant
MAISADOUR SEMENCES S.A. Submitted the application to the register
Rights holder
Maisadour Semences 1 608 Holds the rights to the variety
Maintainer
MAS SEEDS Societe par Actions Simplifiees / MAS SEEDS Societe par Actions Simplifiees Responsible for variety maintenance

Admission to trade

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

  • RU Russian Federation Active

    № 48758

    Application
    29 November 2007
    Registration
    25 January 2011
  • UA Ukraine Terminated

    № 07004133

    Application
    20 December 2007
    Terminated
    12 July 2021
  • GB United Kingdom Withdrawn

    № 51/1310

    Application
    18 February 2008
    Terminated
    22 March 2010

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

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Nearby in the species list MAS 10K, MAS 10M, MAS 10T, /MAS 116215/, Mas 11b, MAS 11F, MAS 11K, MAS 11P, MAS 11R, MAS 12 P, MAS 123W, MAS 12V, MAS 13 V, MAS 13B, MAS 14 G, MAS 140E, MAS 144V, MAS 14B, MAS 14C, MAS 14D

Discussion: MAS 12 R

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