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Kneja 641

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Zea mays L. Maize · Agricultural · bred by Penka Hristova, Kiril Hristov, Marko Markov, Ivanka Ivanova, Lyuben Gerginov

also searched as: кнейа 641

Variety description

10 August 2026

The hybrid was created using mutation breeding, in particular, by using a mutant inbred line obtained by treating seeds with nitrosomethylurea in dioxane. The variety is intended for grain cultivation and belongs to the late-maturing FAO 700 maturity group.

Key features of the hybrid are tolerance to arid conditions and soil acidity. Potential grain yield is up to 16 t/ha, protein content in the grain reaches 9.47%.

Sources4
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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.

active no record

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

Parties

Applicant
Penka Hristova, Kiril Hristov - Pleven (BG) 1 Submitted the application to the register
Rights holder
Penka Hristova, Kiril Hristov - Pleven (BG) 1 Holds the rights to the variety
Maintainer
"Pioneer Semena Bulgaria"EOOD 9 Responsible for variety maintenance

Admission to trade

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

  • BG Bulgaria Active

    № 1380/28

    Application
    7 February 2005
    Registration
    9 July 2007

Plant breeders' rights

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

Bulgaria № 60621
Terminated
  1. Application filed 19 April 1983
  2. Registered 7 October 1998
  3. Currently active indefinite in the register

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 Kneja 629, Kneja 630, Kneja 631, Kneja 632, Kneja 634, Kneja 635, Kneja 636, Kneja 637, Kneja 639, Kneja 640, Kneja 643, Kneja 644, Kneja 645, Kneja 646, Kneja 647, Kneja 648, Kneja 648B, Kneja 649, Kneja 650A, Kneja 651

Discussion: Kneja 641

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