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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.

Solanum lycopersicum L. · Tomato

NIRIT SEEDS

FR PL
8 records

N 6438

Active

Solanum lycopersicum L. · Tomato

Paul Degreef

NL UA
9 records

Solanum lycopersicum L. · Tomato

HEINZSEED

HR PT
6 records

TY 12

Active

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.^^^Asahi Industries Co. Ltd.

NL UA
5 records

Jag 8810

Active

Solanum lycopersicum L. · Tomato

Bayer Holland B.V.

NL UA
9 records

Solanum lycopersicum L. · Tomato

HEINZSEED

HR PT
5 records

Solanum lycopersicum L. · Tomato

HEINZSEED

PT UA
4 records

Solanum lycopersicum L. · Tomato

HEINZSEED

PT
4 records

Delfine

Active

Solanum lycopersicum L. · Tomato

Syngenta Seeds, NL

BG CZ FR HR NL PL +2
11 records

Olga

Active

Solanum lycopersicum L. · Tomato

Vilmorin, F

CZ HR NL PL UA
10 records

Magnus

Active

Solanum lycopersicum L. · Tomato

De Ruiter Seeds, NL

BG HR NL PL SK UA
8 records

Hector

Active

Solanum lycopersicum L. · Tomato

SAS HM Clause (FR)

BG FR HR PL SI SK
9 records

Rally

Active

Solanum lycopersicum L. · Tomato

Enza Zaden, NL

BG HR NL UA
9 records

Thomas

Active

Solanum lycopersicum L. · Tomato

Syngenta Seeds B.V.

CZ ES FR NL PL SK
9 records

N 0507

Active

Solanum lycopersicum L. · Tomato

STEFANO CARLI

NL UA
12 records

Solanum lycopersicum L. · Tomato

Monsanto Vegetable, NL

NL UA
11 records

Helicaz

Active

Solanum lycopersicum L. · Tomato

NUNHEMS B.V., BASF Quimica Colombiana S.A.

NL UA
10 records

HN5003

Active

Solanum lycopersicum L. · Tomato

Syngenta Seeds B.V.

NL UA
10 records

Solanum lycopersicum L. · Tomato

Paul Degreef

NL UA
11 records

Arletta

Active

Solanum lycopersicum L. · Tomato

Seminis Vegetable Seeds

CZ NL PL SI SK
6 records

Chibli

Active

Solanum lycopersicum L. · Tomato

Syngenta Seeds B.V. (NL)

BG HR NL
7 records

Amati

Active

Solanum lycopersicum L. · Tomato

Seminis Vegetable Seeds

BG HR NL PL
7 records

Juanita

Active

Solanum lycopersicum L. · Tomato

HAZERA GENET./YISSUM RESE

ES NL UA
7 records

Buran

Active

Solanum lycopersicum L. · Tomato

SHKLODA NATALIA, CHERNENKO VOLODYMYR, CHERNENKO KATERYNA, IVCHENKO TETIANA, KORNIIENKO SERHII, HURIN MAKSYM, MYKHAILYN VOLODYMYR

HR NL UA
8 records

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