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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.

Ally

Active

Solanum tuberosum L. · Potato

DANESPO A/S

DK
4 records

Amulet

Terminated

Solanum tuberosum L. · Potato

HZPC Holland B.V.

NL
4 records

Alix

Active

Solanum tuberosum L. · Potato

Germicopa SAS, FR

FR
4 records

Alena

Active

Solanum tuberosum L. · Potato

Norika Nordring-Kartoffelzucht-und Vermehrungs- GmbH Gros Lusewitz

LV
3 records

Akacja

Active

Solanum tuberosum L. · Potato

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

PL
4 records

Troll

Active

Solanum tuberosum L. · Potato

Landbruks- og matdepartementet, N - 0030 Oslo

2 records

Eir

Active

Solanum tuberosum L. · Potato

Graminor AS, N-2322 Ridabu

2 records

Brage

Terminated

Solanum tuberosum L. · Potato

Landbruks- og matdepartementet, N - 0030 Oslo

2 records

Amour

Active

Solanum tuberosum L. · Potato

SCOTTISH CROP RESEARCH INSTITUTE

2 records

Solanum tuberosum L. · Potato

Zelia Aureliia Heorhiivna, Halahan Tetiana Oleksandrivna, Kozun` Ihor Ivanovych, Tymko Liudmyla Volodymyrivna, Pysarenko Nataliia Vasylivna, Lysak Olena Andriivna, Andriienko Tetiana Mykhailivna, Tymko Mykola Hryhorovych, Sydorchuk Vasyl Ivanovych,

UA
2 records

Janka

Terminated

Solanum tuberosum L. · Potato

ES HR PL
3 records

Komtesa

Protection expired

Solanum tuberosum L. · Potato

CZ SK
6 records

Katka

Protection expired

Solanum tuberosum L. · Potato

CZ SK
4 records

Bellona

Terminated

Solanum tuberosum L. · Potato

FI SE
3 records

Sebago

Application submitted

Solanum tuberosum L. · Potato

NL
4 records

Vaneda

Protection expired

Solanum tuberosum L. · Potato

CZ
3 records

Maximum

Active

Solanum tuberosum L. · Potato

SE
3 records

Emina

Active

Solanum tuberosum L. · Potato

CZ
3 records

Val Red

Active

Solanum tuberosum L. · Potato

CZ
3 records

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