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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.

JOMAILA

Active

Solanum lycopersicum L. · Tomato

HAZERA SEEDS BV

ES
1 record

IRINOS

Application submitted

Solanum lycopersicum L. · Tomato

HAZERA SEEDS BV

ES
1 record

Jolie

Active

Solanum lycopersicum L. · Tomato

HAZERA SEEDS BV

UA
1 record

Jaguar F 1

Withdrawn

Solanum lycopersicum L. · Tomato

Seminis Vegetables (NL)

SI
1 record

Solanum lycopersicum L. · Tomato

Axia Vegetable Seeds B.V.

NL
2 records

Heinz 3402 F1

Terminated

Solanum lycopersicum L. · Tomato

Dale M. Smith

UA
2 records

HM 0371

Application submitted

Solanum lycopersicum L. · Tomato

HM Clause Inc (US)

FR
1 record

HM4885

Application submitted

Solanum lycopersicum L. · Tomato

Jeffrey Skoneczka

UA
1 record

Heinz 2206 F1

Terminated

Solanum lycopersicum L. · Tomato

Dale M. Smith

UA
2 records

Heinz 1015 F1

Terminated

Solanum lycopersicum L. · Tomato

Dale M. Smith

UA
2 records

Hector F1

Terminated

Solanum lycopersicum L. · Tomato

Jean Clause Mercier

UA
2 records

HYBRID 9889

Terminated

Solanum lycopersicum L. · Tomato

PETOSEED CO

ES
1 record

HM 5900

Active

Solanum lycopersicum L. · Tomato

Jeffrey Skoneczka

UA
1 record

Heinz 8504 F1

Terminated

Solanum lycopersicum L. · Tomato

Dale M. Smith

UA
2 records

Solanum lycopersicum L. · Tomato

Jozsef Mozsar

UA
1 record

Solanum lycopersicum L. · Tomato

Moshe Zalsman

UA
2 records

GUARANÍ

Application submitted

Solanum lycopersicum L. · Tomato

MERIDIEM SEEDS S.L.

ES
1 record

H 9280

Terminated

Solanum lycopersicum L. · Tomato

Heinz North America Seed Department

PL
1 record

Genaros F1

Terminated

Solanum lycopersicum L. · Tomato

Maren Shurmans

UA
1 record

Forsag F1

Terminated

Solanum lycopersicum L. · Tomato

Jean Clause Mercier

UA
2 records

GARDEL RS

Terminated

Solanum lycopersicum L. · Tomato

Seminis Vegetable Seeds

ES
1 record

Fenda F1

Active

Solanum lycopersicum L. · Tomato

Mercier Jean-Claude

UA
1 record

Fortix F1

Application submitted

Solanum lycopersicum L. · Tomato

Sylvain Bontems

UA
2 records

Solanum lycopersicum L. · Tomato

Kees Reinink

UA
2 records

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