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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.

Sientje

Protection expired

Solanum tuberosum L. · Potato

Veenkoloniale Boerenbond

DK FR
4 records

Roxy

Terminated

Solanum tuberosum L. · Potato

Saatzucht Rudolf Pohl K.G.

DE NL
4 records

Pekaro

Active

Solanum tuberosum L. · Potato

Pot, M. i Klaver, M. (NL)

HR NL
5 records

Nena

Active

Solanum tuberosum L. · Potato

Kartoffelzucht Böhm GmbH & Co. KG

ES NL
6 records

Medea

Terminated

Solanum tuberosum L. · Potato

HZPC Holland BV (NL)

HR PL
4 records

Likaria

Protection expired

Solanum tuberosum L. · Potato

Institut für Kartoffelforschung Herrn Horst Beyer / Hans-Georg Zschüttig im Institut für Kartoffelforschung

DE NL
4 records

Lenka

Active

Solanum tuberosum L. · Potato

Hodowla Ziemniaka Zamarte sp. z o.o. - Grupa IHAR

CZ PL
6 records

Lorett

Active

Solanum tuberosum L. · Potato

University of Pannonia,Potato Research Centre (HU)

HR HU
4 records

Lord

Active

Solanum tuberosum L. · Potato

Hodowla Ziemniaka Zamarte sp. z o.o. - Grupa IHAR

PL UA
5 records

Juliane

Active

Solanum tuberosum L. · Potato

SAKA| SaKa Pflanzenzucht GmbH & Co. KG

CZ DE
5 records

Kanjer

Terminated

Solanum tuberosum L. · Potato

KWEEKINSTITUUT KARNA

DE NL
4 records

Julia

Terminated

Solanum tuberosum L. · Potato

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

AT DE
3 records

Solanum tuberosum L. · Potato

Europlant Innovation GmbH & Co. KG

DE NL
5 records

Ella

Active

Solanum tuberosum L. · Potato

Plantera Seed B.V.

FR NL
7 records

DRAYTON

Terminated

Solanum tuberosum L. · Potato

P.BREED.INT.CAMBRIDGE

ES IE
5 records

Bionta

Active

Solanum tuberosum L. · Potato

Niederösterreichische Saatbaugenossenschaft reg.Gen.m.b.H.

AT CZ
5 records

Corona

Terminated

Solanum tuberosum L. · Potato

P H SMEENGE

DE NL
5 records

Bojar

Terminated

Solanum tuberosum L. · Potato

Pomorsko Mazurska Hodowla Ziemniaka Sp.z o.o. z siedziba w Strzekecinie

PL SK
5 records

Azaria

Active

Solanum tuberosum L. · Potato

HERMEZIU RADU

NL RO
4 records

Aneta

Protection expired

Solanum tuberosum L. · Potato

Vesa Velhartice a.s., CZ

CZ PL
6 records

Agave

Terminated

Solanum tuberosum L. · Potato

Yosef Fohel`

DE UA
6 records

Rosalyn

Active

Solanum tuberosum L. · Potato

van der Linden/Laurentius Gregorius Maria Hermus

NL
6 records

Festo

Active

Solanum tuberosum L. · Potato

Selectiebedrijf Kooi B.V./Fobek B.V./P.K. Rispens

NL
6 records

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