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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.

Tonatico

Active

Solanum lycopersicum L. · Tomato

Bejo Zaden BV, NL

NL
5 records

Tronus

Active

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
6 records

Ternetto

Active

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
6 records

Solanum lycopersicum L. · Tomato

Syngenta Seeds B.V.

NL
6 records

Stormram

Application submitted

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
5 records

Solanum lycopersicum L. · Tomato

Nunhems B.V.

NL
4 records

Solanum lycopersicum L. · Tomato

Syngenta Seeds B.V.

NL
7 records

Romietto

Active

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
6 records

Qualitet

Active

Solanum lycopersicum L. · Tomato

Syngenta Seeds, NL

NL
4 records

Solanum lycopersicum L. · Tomato

Zohar Gar

ES
5 records

Panekra

Active

Solanum lycopersicum L. · Tomato

Syngenta Seeds, NL

NL
5 records

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
7 records

Obus

Active

Solanum lycopersicum L. · Tomato

Monsanto Vegetable IP Management B.V.

NL
7 records

Nemesis

Active

Solanum lycopersicum L. · Tomato

Yuksel Tohumculuk LTD

NL
5 records

Mariana

Active

Solanum lycopersicum L. · Tomato

WESTERN SEED ESPAÑA, S.A.

ES
5 records

Solanum lycopersicum L. · Tomato

MARTIJN VAN STEE

NL
7 records

Maxifort

Active

Solanum lycopersicum L. · Tomato

Seminis Vegetable Seeds

UA
6 records

Marinice

Active

Solanum lycopersicum L. · Tomato

Seminis Vegetable Seeds

NL
6 records

Marejada

Active

Solanum lycopersicum L. · Tomato

Vanesa Morales Montoya, Nunhems B.V.

NL
6 records

Solanum lycopersicum L. · Tomato

Syngenta Seeds B.V.

NL
6 records

Logure

Terminated

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel BV (NL)

FR
4 records

Inspired

Active

Solanum lycopersicum L. · Tomato

Seminis Vegetable Seeds

NL
6 records

Idolini

Active

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
6 records

Hateno

Active

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
9 records

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