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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.

Corinzio

Active

Solanum lycopersicum L. · Tomato

ESASEM S.p.A

HU
3 records

Solanum lycopersicum L. · Tomato

CAPITAL GENETIC EBT, S.L.

ES
2 records

Clanio

Active

Solanum lycopersicum L. · Tomato

Gautier Semences SAS (FR)

FR
2 records

Cascade

Active

Solanum lycopersicum L. · Tomato

Gautier Semences SAS (FR)

FR
2 records

Camelot

Active

Solanum lycopersicum L. · Tomato

HAZERA SEEDS BV

ES
3 records

Solanum lycopersicum L. · Tomato

UNITED GENETICS SEEDS CO

PT
2 records

Canilla

Active

Solanum lycopersicum L. · Tomato

Vilmorin SA (FR)

FR
2 records

Cobi

Terminated

Solanum lycopersicum L. · Tomato

ASGROW SEED CO

ES
2 records

Cilao

Terminated

Solanum lycopersicum L. · Tomato

Clause Semences SA (FR)

FR
2 records

Solanum lycopersicum L. · Tomato

Sakata Seed Corporation (SCC)

FR
3 records

Solanum lycopersicum L. · Tomato

Axia NL B.V.

NL
3 records

Burdalo

Active

Solanum lycopersicum L. · Tomato

Nunhems B.V.

NL
4 records

Solanum lycopersicum L. · Tomato

HM.Clause S.A.S.

FR
3 records

Solanum lycopersicum L. · Tomato

Enza Zaden Beheer B.V.

NL
3 records

Cherye

Active

Solanum lycopersicum L. · Tomato

Syngenta Seeds B.V.

NL
4 records

Cemilia

Active

Solanum lycopersicum L. · Tomato

Yuksel Tohumculuk Tarim San. ve Tic. Ltd. Sti.

PL
2 records

Cabosur

Active

Solanum lycopersicum L. · Tomato

Nunhems B.V.

NL
4 records

Solanum lycopersicum L. · Tomato

Domaine Public (FR)

FR
2 records

Centinela

Application submitted

Solanum lycopersicum L. · Tomato

HM.CLAUSE

FR
3 records

Carla

Active

Solanum lycopersicum L. · Tomato

INTERSEMILLAS SAU

ES
2 records

Solanum lycopersicum L. · Tomato

UNITED GENETICS SEEDS CO

PT
2 records

Solanum lycopersicum L. · Tomato

Gautier Semences SAS (FR)

FR
2 records

Cardyna

Active

Solanum lycopersicum L. · Tomato

Clause (FR)

FR
2 records

Solanum lycopersicum L. · Tomato

Gautier Semences SAS (FR)

FR
2 records

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