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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.

CXD 142

Active

Solanum lycopersicum L. · Tomato

HM Clause Inc (US)

FR
3 records

Contygo

Active

Solanum lycopersicum L. · Tomato

Gautier Semences SAS (FR)

FR
3 records

Cyclade

Active

Solanum lycopersicum L. · Tomato

Gautier Semences SAS (FR)

FR
2 records

Comoros

Active

Solanum lycopersicum L. · Tomato

Enza Zaden Beheer B.V.

NL
3 records

Crokini

Active

Solanum lycopersicum L. · Tomato

HM.Clause S.A.S.

NL
3 records

Daytona

Protection expired

Solanum lycopersicum L. · Tomato

Hybrids Ellas Abee

GR
2 records

Solanum lycopersicum L. · Tomato

Sakata Seed Corporation (SCC)^^^Sakata Vegetables Europe S.A.S.

NL
3 records

Dask

Active

Solanum lycopersicum L. · Tomato

Nunhems B.V.

NL
4 records

Solanum lycopersicum L. · Tomato

Enza Zaden Beheer B.V.

NL
3 records

Clarosa

Active

Solanum lycopersicum L. · Tomato

HM.Clause S.A.S.

FR
3 records

Daïquiri

Terminated

Solanum lycopersicum L. · Tomato

Vilmorin SA (FR)

FR
2 records

Chumbito

Active

Solanum lycopersicum L. · Tomato

Axia Vegetable Seeds B.V.

NL
3 records

Cuarzyta

Active

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
4 records

Chantus

Active

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
3 records

Cencara

Active

Solanum lycopersicum L. · Tomato

Vilmorin-Mikado S.A.S.

FR
4 records

Solanum lycopersicum L. · Tomato

HAZERA SEEDS BV

ES
3 records

Crisol

Terminated

Solanum lycopersicum L. · Tomato

SEMILLAS FITO, S.A.

ES
2 records

Cayman

Active

Solanum lycopersicum L. · Tomato

CORA SEEDS S.R.L

PL
2 records

Centauro

Active

Solanum lycopersicum L. · Tomato

UNITED GENETICS SEEDS CO

PT
2 records

Coralyta

Application submitted

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
3 records

Ciciu

Active

Solanum lycopersicum L. · Tomato

Syngenta Seeds B.V.

NL
4 records

Contessa

Terminated

Solanum lycopersicum L. · Tomato

PETOSEED CO

ES
3 records

Cortesia

Active

Solanum lycopersicum L. · Tomato

Enza Zaden Beheer B.V.

NL
4 records

Cheramy

Active

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
4 records

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