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SU AB 4

Active

Helianthus annuus L. Sunflower · Agricultural · bred by Cvejic Sandra, Jocic Sinisa,

also searched as: су аб 4

Variety description

10 August 2026

This object is an inbred sunflower line intended for use in breeding programs for creating hybrids with high yield and resistance to stress factors. In scientific classifications, the line belongs to the medium-late maturity group.

The line is used in research on resistance to pathogens, in particular in trials for tolerance to charcoal rot. Detailed morphological characteristics of the plant are not available in open sources due to the specialized status of the material.

Sources8
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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

Breeder
Cvejic Sandra, Jocic Sinisa, 26 Developed the variety
Applicant
Inozemne Pidpryiemstvo "NS SEME-UKRAINA", Institut za ratarstvo i povrtarstvo, 100 Submitted the application to the register
Maintainer
Institute of field and vegetable crops 1 546 Responsible for variety maintenance

Admission to trade

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

  • UA Ukraine Active

    № 14939020

    Application
    3 February 2014
    Registration
    25 February 2016

Plant breeders' rights

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

Ukraine № 14939020
Terminated
  1. Application filed 3 February 2014
  2. Registered 22 February 2016
  3. Entry closed 12 September 2025

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 STR551, STR584, Straik, Strato, Stratus, Strial, Stripy I, Stromboli, Struma, Styl, SU Clarissa, SU Inessa, SU RF 1 SP, SU RF 1ST, SU Rf 252, SU Rf 49, SU -RF- 55, SU RO 16-1 SU, SU RO 16-2 ORO, SU RO 16-2 SU

Discussion: SU AB 4

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