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Variety traits

Sunflower herbicide resistance

Helianthus annuus L.

Genetically determined ability of sunflower to tolerate the effects of systemic herbicides, ensuring the possibility of chemical control of weeds and broomrape while maintaining crop viability.

In the reference 726 varieties crop Sunflower, where this is mentioned in the description.

The trait is based on the identification of specific mutations in the AHASL1 gene, where the substitution of certain amino acids plays a critically important role. Molecular testing of these loci serves as a reliable marker of resistance, allowing for selection at the genotype level.

Assessment of resistance under field and laboratory conditions is carried out by recording the degree of phytotoxicity after crop treatment. Indicators such as the percentage of resistant plants, visual damage scales from 0 to 9 points, and morphometric measurements of seedling biomass and height are used.

Insufficient homozygosity for the target gene leads to the development of anomalies and phytotoxic shock when using imidazolinone or sulfonylurea herbicides. The use of resistant hybrids is the primary method for controlling the parasitic plant Orobanche cumana.

General information about the subject — on the page Herbicide tolerance.

Sources8

Varieties of Sunflower mentioned in the description

Selection based on the description text, not on official evaluation: these data are absent from registers. For specific variety details, please refer to its profile.

IR180DMR

Active

Helianthus annuus L. · Sunflower

Nidera S.A.

3 records

IR179DMR

Active

Helianthus annuus L. · Sunflower

Nidera S.A.

3 records

Helianthus annuus L. · Sunflower

Nidera S.A.

3 records

Helianthus annuus L. · Sunflower

Rotaru Igor Tudor, Rotaru Vitalie Tudor, Rotaru Tudor Grigore,

UA
4 records

P64LE23

Active

Helianthus annuus L. · Sunflower

PIONEER OVERSEAS CORPORATION

BG
3 records

Helianthus annuus L. · Sunflower

LIMAGRAIN EUROPE S.A.

IT
3 records

Helianthus annuus L. · Sunflower

MAS SEEDS

IT UA
3 records

SY Shango

Application submitted

Helianthus annuus L. · Sunflower

Syngenta Crop Protection AG, CH

FR IT
2 records

Helianthus annuus L. · Sunflower

Syngenta Crop Protection AG

SK UA
3 records

Helianthus annuus L. · Sunflower

RAGT 2N S.A.S

IT UA
3 records

MGT51752

Terminated

Helianthus annuus L. · Sunflower

Maisadour Semences

ES UA
2 records

LS Forsy

Active

Helianthus annuus L. · Sunflower

Guillaume Bellier

SK UA
3 records

LDH92838

Active

Helianthus annuus L. · Sunflower

LIDEA FRANCE SAS

IT UA
3 records

ESH4032

Active

Helianthus annuus L. · Sunflower

Euralis Semences FR

BG IT
2 records

Bluebird

Application submitted

Helianthus annuus L. · Sunflower

Laboulet Semences, FR

FR IT
2 records

Alambra

Terminated

Helianthus annuus L. · Sunflower

Rustica Prograin Genetique SA (FR)/Institute of Field & Vegetable Crops (RS)

FR IT
2 records

Yevro

Active

Helianthus annuus L. · Sunflower

Luk'ianchyk IUrii Ivanovych, Karpenko Oleksandr Oleksandrovych, Parii IUliia Oleksandrivna, Parii Myroslav Fedorovych, Parii IAroslav Fedorovych, Parii Fedir Mykytovych,

UA
3 records

Helianthus annuus L. · Sunflower

PIONEER OVERSEAS CORPORATION

BG
2 records

Vehas

Active

Helianthus annuus L. · Sunflower

Kyrychenko Maryna Serhiivna, Babych Viktoriia Olehivna, Parii Myroslav Fedorovych, Parii IAroslav Fedorovych,

UA
3 records

SKh 2314

Active

Helianthus annuus L. · Sunflower

Parii Myroslav Fedorovych, Parii IAroslav Fedorovych, Deian Iovanovich,

UA
3 records

SKh 2321

Active

Helianthus annuus L. · Sunflower

Parii Myroslav Fedorovych, Parii IAroslav Fedorovych, Deian Iovanovich,

UA
3 records

SKh 2264

Active

Helianthus annuus L. · Sunflower

Parii Myroslav Fedorovych, Parii IAroslav Fedorovych, Deian Iovanovich,

UA
3 records

Shenon

Active

Helianthus annuus L. · Sunflower

Kyrychenko Maryna Serhiivna, Babych Viktoriia Olehivna, Parii Fedir Mykytovych, Parii Myroslav Fedorovych, Parii IAroslav Fedorovych,

UA
3 records

Helianthus annuus L. · Sunflower

Limagrain Europe S.A., France

BG
2 records

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