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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.

Tatoo

Application submitted

Solanum lycopersicum L. · Tomato

Syngenta Crop Protection AG

NL
4 records

SVTM9033

Active

Solanum lycopersicum L. · Tomato

Seminis Vegetable Seeds

NL
4 records

Starlisher

Application submitted

Solanum lycopersicum L. · Tomato

Bayer Holland B.V.

NL
4 records

Strabelina

Application submitted

Solanum lycopersicum L. · Tomato

Bayer Holland B.V.

NL
4 records

Spartus

Active

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
5 records

Silverio

Terminated

Solanum lycopersicum L. · Tomato

Syngenta Agro S.A.

NL
3 records

Shani

Terminated

Solanum lycopersicum L. · Tomato

Nirit Seeds Ltd (IL)

FR
3 records

Sargento

Active

Solanum lycopersicum L. · Tomato

HM.Clause S.A.S.

FR
5 records

Sandokan

Active

Solanum lycopersicum L. · Tomato

UNITED GENETICS SEEDS CO

PT
4 records

Solanum lycopersicum L. · Tomato

Syngenta Seeds B.V.

NL
6 records

Šampion

Active

Solanum lycopersicum L. · Tomato

Institut za povrtarstvo, S.Palanka

SK
3 records

Rosalin

Active

Solanum lycopersicum L. · Tomato

Sakata Seed Corporation, JP

FR
3 records

Solanum lycopersicum L. · Tomato

Vilmorin, F

FR
4 records

Retador

Active

Solanum lycopersicum L. · Tomato

HM.CLAUSE

FR
5 records

Queenita

Active

Solanum lycopersicum L. · Tomato

Monsanto Vegetable IP Management B.V.

NL
4 records

Solanum lycopersicum L. · Tomato

UNITED GENETICS SEEDS CO

PT
3 records

Paronema

Active

Solanum lycopersicum L. · Tomato

Syngenta Crop Protection AG

NL
3 records

Solanum lycopersicum L. · Tomato

Sakata Seed Corporation (SCC)

FR
4 records

Solanum lycopersicum L. · Tomato

Sakata Vegetables Europe, F

FR
3 records

Pepe

Active

Solanum lycopersicum L. · Tomato

TAKII & CO LTD

NL
3 records

Necluda

Active

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
5 records

N 6410

Terminated

Solanum lycopersicum L. · Tomato

Nunhems B.V.

NL
5 records

Nada

Active

Solanum lycopersicum L. · Tomato

SMEDEKS Co d.o.o

HR
3 records

Moscatel

Active

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
5 records

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