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Pests

Root-knot nematodes of tomato

Solanum lycopersicum L.

Root-knot nematodes of the genus Meloidogyne cause damage to the tomato root system, manifested by the formation of characteristic swellings (galls), which leads to impaired nutrition and stunting of the plant's aerial parts.

In the reference 1 711 varieties crop Tomato, where this is mentioned in the description.

The primary pathogens affecting tomatoes are Meloidogyne incognita, M. javanica, M. arenaria, and M. hapla. Root infestation manifests as galls, which, in cases of severe infection, coalesce into large masses, disrupting the vascular system. In the aerial parts, this is expressed as stunted growth, chlorosis, and diurnal wilting of the plants.

Genetic resistance of tomatoes to the species M. incognita, M. javanica, and M. arenaria is provided by the dominant gene Mi (or Mi-1), which triggers a hypersensitive response in reaction to the parasite's invasion. It is important to note that the effect of this gene generally does not extend to the species M. hapla.

General information about the subject — on the page Nematodes.

Sources8

Varieties of Tomato 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.

Errasty

Active

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
4 records

Duci

Active

Solanum lycopersicum L. · Tomato

FENIX S.R.L.

PT
2 records

Solanum lycopersicum L. · Tomato

Enza Zaden Beheer B.V.

NL
3 records

Dres

Active

Solanum lycopersicum L. · Tomato

Harris Moran Seed Company (USA) (US)

FR
2 records

Erifiz

Terminated

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel BV (NL)

FR
2 records

Ercolino

Active

Solanum lycopersicum L. · Tomato

UNITED GENETICS SEEDS CO

PT
2 records

Doricino

Active

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
4 records

Ducvine

Active

Solanum lycopersicum L. · Tomato

Enza Zaden Beheer B.V.

NL
3 records

El Cid

Active

Solanum lycopersicum L. · Tomato

INTERSEMILLAS SAU

ES
2 records

Effie

Active

Solanum lycopersicum L. · Tomato

HAZERA SEEDS BV

ES
3 records

Solanum lycopersicum L. · Tomato

ReinSaat KG

AT
2 records

Solanum lycopersicum L. · Tomato

Gautier Semences SAS (FR)

FR
2 records

Edda

Terminated

Solanum lycopersicum L. · Tomato

Gautier Semences SAS (FR)

FR
2 records

Dumont

Active

Solanum lycopersicum L. · Tomato

Enza Zaden Beheer B.V.

NL
2 records

Dulcemiel

Terminated

Solanum lycopersicum L. · Tomato

Syngenta Seeds B.V.

NL
4 records

Solanum lycopersicum L. · Tomato

Gautier Semences SAS (FR)

FR
3 records

Dinakor

Terminated

Solanum lycopersicum L. · Tomato

Syngenta Seeds B.V.

NL
2 records

Diletto

Active

Solanum lycopersicum L. · Tomato

HM.Clause S.A.S.

FR
3 records

Despina

Active

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
4 records

Solanum lycopersicum L. · Tomato

HAZERA SEEDS BV

ES
3 records

Daisy

Terminated

Solanum lycopersicum L. · Tomato

Tezier SA (FR)

FR
3 records

Cypry

Active

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
3 records

Dara

Active

Solanum lycopersicum L. · Tomato

Institute of Vegetable Crops Maritsa - Plovdiv (BG) and Center of Plant Systems Biology and Biotechnology - Plovdiv (BG)

BG
3 records

Daivion

Active

Solanum lycopersicum L. · Tomato

Nunhems B.V.

NL
4 records

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