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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.

Doufu

Active

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel BV (NL)

FR UA
5 records

Fonzix

Active

Solanum lycopersicum L. · Tomato

Syngenta Seeds B.V.

NL UA
4 records

Devonet

Active

Solanum lycopersicum L. · Tomato

SYNGENTA SEEDS B.V.

NL UA
4 records

Dasher

Active

Solanum lycopersicum L. · Tomato

DE RUITER SEEDS

ES NL
4 records

Faraon

Active

Solanum lycopersicum L. · Tomato

WESTERN SEED ESPAÑA, S.A.

ES PL
4 records

DRK 936

Active

Solanum lycopersicum L. · Tomato

Bayer Holland B.V.

NL UA
5 records

DRC 564

Active

Solanum lycopersicum L. · Tomato

TOMAS DAVID LOMAS CANO

NL UA
6 records

Corleone

Application submitted

Solanum lycopersicum L. · Tomato

Kees Konst

NL UA
6 records

Delfo

Active

Solanum lycopersicum L. · Tomato

Paul Degreef

NL UA
8 records

Delos

Active

Solanum lycopersicum L. · Tomato

SEMILLAS FITO, S.A.

ES NL
5 records

Bronson

Active

Solanum lycopersicum L. · Tomato

HM.CLAUSE

FR UA
6 records

Brixtone

Active

Solanum lycopersicum L. · Tomato

Syngenta Crop Protection AG

NL UA
4 records

Big Beef

Active

Solanum lycopersicum L. · Tomato

Monsanto, NL

NL UA
4 records

Annaisa

Active

Solanum lycopersicum L. · Tomato

Kees Konst

NL UA
7 records

Belido

Active

Solanum lycopersicum L. · Tomato

Syngenta Seeds B.V.

NL UA
6 records

Ampel

Active

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL UA
7 records

Behram

Active

Solanum lycopersicum L. · Tomato

Kees Konst

NL UA
5 records

Asterix

Active

Solanum lycopersicum L. · Tomato

SYNGENTA SEEDS B.V.

ES NL
5 records

Advance

Active

Solanum lycopersicum L. · Tomato

Paul Degreef

NL UA
7 records

AB 0311

Active

Solanum lycopersicum L. · Tomato

Monsanto Vegetable IP Management B.V.

NL UA
7 records

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
6 records

Brovian

Active

Solanum lycopersicum L. · Tomato

Nunhems B.V.

NL
4 records

Emyelle

Active

Solanum lycopersicum L. · Tomato

Syngenta Crop Protection AG

NL
5 records

Tropical

Active

Solanum lycopersicum L. · Tomato

Nunhems B.V., Nunhems B.V.

NL
6 records

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