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Diseases

Sclerotinia Wilt of Sunflower

Helianthus annuus L.

A fungal disease of sunflower caused by the pathogen Sclerotinia sclerotiorum, manifesting in root, basal, stem, and head rot forms, leading to tissue decay and crop destruction.

In the reference 549 varieties crop Sunflower, where this is mentioned in the description.

The causative agent of the disease is the ascomycete fungus Sclerotinia sclerotiorum, which forms sclerotia that remain viable in the soil for 8–12 years. The pathogen does not have a widely accepted system of races; however, its populations are heterogeneous in terms of aggressiveness and morphological traits.

The disease manifests in four forms: root rot, which causes seedling death; basal rot, leading to plant wilting during the vegetative phase; stem rot, accompanied by tissue shredding; and the most damaging head rot, in which mycelium infects the flower heads and seeds.

There are no sunflower varieties completely immune to white rot. Plant resistance is a polygenic trait, therefore, in breeding, it is not the presence of specific genes that is evaluated, but the level of hybrid tolerance, expressed in points.

General information about the subject — on the page White mold.

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.

Helianthus annuus L. · Sunflower

Didier Sauvaire

UA
2 records

EGH 358

Terminated

Helianthus annuus L. · Sunflower

EURALIS SEMILLAS, S.A.

ES
1 record

Helianthus annuus L. · Sunflower

Euralis Semences, Mondonville FR

HU
1 record

ES Shana

Withdrawn

Helianthus annuus L. · Sunflower

Euralis Semences FR

BG
1 record

Helianthus annuus L. · Sunflower

Adnan Esmer

UA
2 records

Coralia

Terminated

Helianthus annuus L. · Sunflower

Codisem, FR

FR
1 record

Columbia

Application submitted

Helianthus annuus L. · Sunflower

BORGES AGRICULTURAL & INDUSTRIAL EDIBLE OILS, S.A.U.

IT
1 record

BOSFORO

Withdrawn

Helianthus annuus L. · Sunflower

ADVANTA SEEDS B.V.

ES
1 record

Belarim

Application submitted

Helianthus annuus L. · Sunflower

Euralis Semences

IT
1 record

Baster

Active

Helianthus annuus L. · Sunflower

Malinovskyi Serhii Volodymyrovych

UA
2 records

Asedo

Active

Helianthus annuus L. · Sunflower

Tovarystvo z obmezhenoiu vidpovidalnistiu "KMK AHRO"

UA
2 records

Astun

Active

Helianthus annuus L. · Sunflower

Skakunenko, Vladyslava

UA
2 records

AMAZONA

Terminated

Helianthus annuus L. · Sunflower

VERNEUIL RECHERCHE

ES
2 records

Armada KL

Terminated

Helianthus annuus L. · Sunflower

David Mogford

UA
2 records

Argo

Active

Helianthus annuus L. · Sunflower

APSOVSEMENTI S.P.A.

IT
2 records

Alfeo

Active

Helianthus annuus L. · Sunflower

APSOVSEMENTI S.P.A.

IT
1 record

5038H

Active

Helianthus annuus L. · Sunflower

Euralis Semences

IT
1 record

1054L SU

Active

Helianthus annuus L. · Sunflower

Euralis Semences

IT
1 record

Zhalon

Terminated

Helianthus annuus L. · Sunflower

Y.-M. Campion

UA
1 record

MARICA

Terminated

Helianthus annuus L. · Sunflower

Frank Jozsef / Duruczne Ocsko Edit / Ivan Jozsef / Nemeth Gizella / Palvoelgyi Laszlo / Szabo Antal

HU
1 record

Kozak

Terminated

Helianthus annuus L. · Sunflower

Parii IAroslav Fedorovych

UA
2 records

FLORIN

Withdrawn

Helianthus annuus L. · Sunflower

EURALIS SEMILLAS, S.A.

ES
1 record

ES Rebella

Withdrawn

Helianthus annuus L. · Sunflower

Euralis Semences FR

BG
1 record

ES ARKADIIA

Terminated

Helianthus annuus L. · Sunflower

Didier Sauvaire

UA
2 records

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