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Pests

Potato nematodes

Solanum tuberosum L.

Potato is affected by the most dangerous phytoparasitic species: golden and pale potato cyst nematodes, as well as the potato tuber nematode. Damage manifests as stunted plant growth, destruction of tuber tissues, and yield loss.

In the reference 1 231 varieties crop Potato, where this is mentioned in the description.

The cyst-forming species Globodera rostochiensis and Globodera pallida, as well as Ditylenchus destructor, are of greatest economic importance. The golden nematode is represented by pathotypes Ro1–Ro5, of which Ro1 is most common in Russia, while the pale nematode is characterized by pathotypes Pa1–Pa3. Infection with cyst-forming nematodes causes the formation of wilting patches, excessive root branching, and the appearance of small cysts. The potato tuber nematode attacks stolons and tubers, causing the appearance of lead-gray sunken spots and the destruction of tissues into a loose, powdery mass.

In breeding programs, specific resistance genes are used to control these pathogens. The H1 and Gro1-4 genes provide protection against golden potato nematode pathotypes Ro1 and Ro4, while the Gpa2 gene controls resistance to pale nematode pathotype Pa2. To confirm the presence of these genes and identify resistant cultivars, marker-assisted selection methods are employed using specific DNA markers, such as TG 689 and Gpa 2-2.

General information about the subject — on the page Nematodes.

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.

Solanum tuberosum L. · Potato

MR.E.A.BOERHAVE

BE CZ DE DK ES FR +4
14 records

Ausonia

Protection expired

Solanum tuberosum L. · Potato

KONST RESEARCH BV (NL)

CZ EE FR HR IE NL +3
15 records

Rikea

Active

Solanum tuberosum L. · Potato

Wolf Lange (DE)

BE BG CZ DE DK EE +3
13 records

Fambo

Active

Solanum tuberosum L. · Potato

Meijer C. BV (NL)

AT CZ ES FI FR IT +2
16 records

Bartina

Active

Solanum tuberosum L. · Potato

P.I.J. VAN DER WERFF & COOP. DE Z.P.C.

DK ES FR HR IE IT +2
14 records

Granola

Active

Solanum tuberosum L. · Potato

SAKA-RAGIS PFLANZENZUCHT GBR

CZ DE ES HR IE NL +1
16 records

Diamant

Active

Solanum tuberosum L. · Potato

F.BRANDS

BE DE ES FR LU MT +1
19 records

Artemis

Active

Solanum tuberosum L. · Potato

M. WINTENS_

BG CZ HR NL SK
15 records

Valor

Active

Solanum tuberosum L. · Potato

Jack Dunnett

CZ LT MT NL
17 records

Alegria

Active

Solanum tuberosum L. · Potato

Wolfgang Walter

DE LT LU MT
14 records

Solanum tuberosum L. · Potato

Heinrich Böhm

DE HR UA
17 records

Rosanna

Active

Solanum tuberosum L. · Potato

U. OLDENBURGER (NL)

FR PT SK
17 records

Caruso

Active

Solanum tuberosum L. · Potato

Saka Pflanzenzucht, D

DE HR UA
16 records

Royal

Active

Solanum tuberosum L. · Potato

LKF-Vandel

DK NL
16 records

Solanum tuberosum L. · Potato

Mr. J.P.M. Muijsers

NL UA
18 records

Solanum tuberosum L. · Potato

R.P.GRAVELAND

FR NL
15 records

Belmonda

Active

Solanum tuberosum L. · Potato

Solana, D

DE UA
17 records

Arsenal

Active

Solanum tuberosum L. · Potato

Sjefke Allefs

NL UA
20 records

Kuras

Active

Solanum tuberosum L. · Potato

Mr. G. Kuper

AT CZ DE DK FR NL +3
17 records

Colette

Active

Solanum tuberosum L. · Potato

SCHUCHMANN| Dr. Walter Schuchmann / BOEHM GEORG| Georg Boehm

BG CZ DE EE HR LT +3
16 records

Danva

Protection expired

Solanum tuberosum L. · Potato

LANDBRUGETS| Landbrugets Kartoffelfond, LKF

AT DE DK ES FR IE +2
15 records

Vitesse

Active

Solanum tuberosum L. · Potato

VAN DER VIIN SAAP

BG CZ DE HR HU SI +1
14 records

Oscar

Active

Solanum tuberosum L. · Potato

Wageningen UR Plant Breeding

CZ HR HU IT NL SI +1
16 records

Romanze

Active

Solanum tuberosum L. · Potato

Wolfgang Walter

DE ES HR LT UA
14 records

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