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Diseases

Potato Wart

Solanum tuberosum L.

A quarantine disease of potato caused by the parasitic fungus Synchytrium endobioticum, which affects tubers, stolons, and stems of the plant. It manifests as characteristic outgrowths resembling cauliflower florets in shape.

In the reference 688 varieties crop Potato, where this is mentioned in the description.

The causative agent of the disease is the obligate chytrid fungus Synchytrium endobioticum, which persists in the soil in the form of resting zoosporangia for up to 30 years. The pathogen affects all parts of the potato plant except for the roots. The fungus possesses high parasitic plasticity, forming specialized pathotypes, such as the Mezhgorsky, Rakhovsky, and Bukovinsky, capable of overcoming cultivar resistance.

A typical symptom of infection is the development of tumor-like outgrowths, which change color from white to dark brown or black as they mature, subsequently decaying and emitting an unpleasant odor. In addition to the classic formations, foliar, scab-like, corrugated, and crater-like forms of the disease are distinguished. In breeding programs, molecular markers are used to combat the pathogen, specifically those based on the resistance gene Sen1, as well as the historically known gene D, which is responsible for protection against the pathotype D1 (Dalen).

General information about the subject — on the page Potato wart.

Sources8

Varieties of Potato 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.

Levante

Active

Solanum tuberosum L. · Potato

Kweek-en Researchbedrijf Agrico B.V., Netherlands

FR NL
10 records

Fioretta

Active

Solanum tuberosum L. · Potato

Winfried Lange, Frank Lange

DE NL
10 records

Decibel

Active

Solanum tuberosum L. · Potato

Germicopa SAS, FR

FR UA
9 records

Solanum tuberosum L. · Potato

PBI Cambridge (GB)

NL SI
10 records

Cardyma

Active

Solanum tuberosum L. · Potato

R.P.GRAVELAND

NL UA
12 records

Christel

Active

Solanum tuberosum L. · Potato

Winfried Lange, Frank Lange

DE NL
14 records

Angelina

Active

Solanum tuberosum L. · Potato

T&G GLOBAL LIMITED

DE NL
10 records

Amanda

Active

Solanum tuberosum L. · Potato

SAKA PFLANZENZUCHT GMBH AND CO KG

DE SE
11 records

Solanum tuberosum L. · Potato

Stet Holland Research

NL
9 records

Sanjava

Active

Solanum tuberosum L. · Potato

DR. LUDWIG SIMON

CZ
8 records

Papageno

Active

Solanum tuberosum L. · Potato

SOLANA GMBH & CO KG

DE
12 records

Solanum tuberosum L. · Potato

DOUGLAS HARLEY

NL
10 records

Florice

Active

Solanum tuberosum L. · Potato

Station Recherche du Comité Nord (GIE)

FR
9 records

Solanum tuberosum L. · Potato

STET HOLLAND

NL
10 records

Austin

Active

Solanum tuberosum L. · Potato

JOACHIM TJADEN

NL
11 records

Solanum tuberosum L. · Potato

Kweek- en Researchbedrijf Agrico BV

NL
10 records

Solanum tuberosum L. · Potato

Saatbau Linz OÖ. Landes-Saatbaugen.reg.Gen.m.b.H.

AT BE FR LU NL
8 records

Hansa

Active

Solanum tuberosum L. · Potato

VEREINIGTE SAATZUCHTEN (DE)

DE DK FR LU NL
8 records

Delcora

Protection expired

Solanum tuberosum L. · Potato

DLF SEEDS A/S

ES FR IE IT NL
8 records

Astra

Active

Solanum tuberosum L. · Potato

DANESPO A/S

DE DK HR NL SK
10 records

Allstar

Active

Solanum tuberosum L. · Potato

Jan Lucas Spijkman, Johanna Maria Spijkman-Vergeer

EE LV NL PT SE
8 records

Exquisa

Active

Solanum tuberosum L. · Potato

SAATZUCHT FIRLBECK GMBH and CO KG

AT DE FR NL
9 records

Biogold

Application submitted

Solanum tuberosum L. · Potato

VAN RIJN-KWS B.V.

NL UA
9 records

Triplo

Active

Solanum tuberosum L. · Potato

STET HOLLAND

GR HR NL
10 records

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