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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.

Osiris

Active

Solanum tuberosum L. · Potato

Winfried Lange, Frank Lange

DE NL UA
9 records

Melissa

Active

Solanum tuberosum L. · Potato

UNICOPA/CLAUSE

DE ES FR
9 records

Inara

Active

Solanum tuberosum L. · Potato

Wolfgang Walter

DE NL UA
11 records

Solanum tuberosum L. · Potato

Heinrich Böhm

FR LU NL
9 records

Eldena

Active

Solanum tuberosum L. · Potato

Heinrich Böhm

DE PL SK
14 records

Balder

Active

Solanum tuberosum L. · Potato

Kweekbedrijf-Zpc (NL)

DK FR IT
8 records

Ventana

Active

Solanum tuberosum L. · Potato

Heinrich Böhm

DE UA
8 records

Solanum tuberosum L. · Potato

PLANTERA SEED BV

MT NL
9 records

Topaze

Active

Solanum tuberosum L. · Potato

GERMICOPA S.A.S

PT UA
8 records

Tornado

Active

Solanum tuberosum L. · Potato

Teagasc Crops Research Centre

IE UA
13 records

Sierra

Active

Solanum tuberosum L. · Potato

PLANT BREEDING INTERNATIONAL CAMBRIDGE

CZ PL
9 records

SH C 909

Active

Solanum tuberosum L. · Potato

STET Holland BV, Netherlands

NL UA
10 records

Sevim

Active

Solanum tuberosum L. · Potato

Ludwig Simon

DE UA
8 records

Nafida

Active

Solanum tuberosum L. · Potato

Germicopa Breeding S.A.S

NL UA
8 records

Favola

Active

Solanum tuberosum L. · Potato

Justus Böhm

DE UA
9 records

Euroviva

Active

Solanum tuberosum L. · Potato

Justus Bohm

NL UA
9 records

Corazon

Active

Solanum tuberosum L. · Potato

Lantmõnnen Seed B.V.

NL UA
10 records

Solanum tuberosum L. · Potato

Gisele Lairy-Joly

FR UA
10 records

Tyson

Active

Solanum tuberosum L. · Potato

STET HOLLAND

NL
9 records

Vanilla

Active

Solanum tuberosum L. · Potato

Teagasc Crops Research Centre

IE
9 records

Sidney

Active

Solanum tuberosum L. · Potato

Kweek-en Researchbedrijf Agrico B.V., Netherlands

NL
9 records

Peela

Active

Solanum tuberosum L. · Potato

SOLANA GMBH & CO KG

NL
9 records

Marisol

Active

Solanum tuberosum L. · Potato

R.P.GRAVELAND

NL
9 records

Islara

Active

Solanum tuberosum L. · Potato

Europlant innovation GmbH & Co. KG, 21337 Luneburg

DE
8 records

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