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Diseases

Tomato Fusarium wilt

Solanum lycopersicum L. var. lycopersicum

Tomato Fusarium wilt is a tracheomycosis characterized by wilting, caused by the fungus Fusarium oxysporum f. sp. lycopersici, which leads to vascular system damage, chlorosis, and plant death. The disease may also manifest as root and crown rot caused by the pathogen FORL.

In the reference 118 varieties crop Tomato, where this is mentioned in the description.

The causal agent is divided into three physiological races, the third of which poses the greatest threat, overcoming the resistance provided by classic I and I-2 genes. When the vascular system is infected by the fungus, metabolism is disrupted, leading to gradual wilting: first, the lower leaves turn yellow and dry out, then the process spreads to the top of the plant. A key diagnostic feature is the reddish-brown discoloration of the vascular bundles inside the stem.

In tomato breeding, resistance genes I, I-2, and I-3 are used to provide protection against the corresponding pathogen races. In international classification, the resistance of varieties and hybrids is denoted by the code Fol for Fusarium wilt and For for Fusarium root rot, with the plant resistance level specified as HR or IR.

General information about the subject — on the page Fusarium wilt and blight.

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.

Roma

Active

Solanum lycopersicum L. var. lycopersicum · Tomato

PARMA SEEDS SRL

IT
3 records

Solanum lycopersicum L. var. lycopersicum · Tomato

HILD SAMEN GMBH

DE
2 records

Dolcetto

Active

Solanum lycopersicum L. var. lycopersicum · Tomato

S.A.I.S. Societa Agricola Italiana Sementi

IT
2 records

Solanum lycopersicum L. var. lycopersicum · Tomato

Selekcijos ir sėklininkystės firma ,,Manul"

LT
2 records

Sumo

Active

Solanum lycopersicum L. var. lycopersicum · Tomato

ISI SEMENTI SPA

IT
2 records

Dante

Active

Solanum lycopersicum L. var. lycopersicum · Tomato

NIRIT SEEDS

IT
2 records

Dardo

Active

Solanum lycopersicum L. var. lycopersicum · Tomato

ISI SEMENTI SPA

IT
2 records

Solanum lycopersicum L. var. lycopersicum · Tomato

SYSINA ELENA ARTEM'EVNA / BARTAJYa VERA VLADIMIROVNA

LT
2 records

Solanum lycopersicum L. var. lycopersicum · Tomato

ISI SEMENTI SPA

IT
2 records

Volare

Active

Solanum lycopersicum L. var. lycopersicum · Tomato

ISI SEMENTI SPA

IT
2 records

Solanum lycopersicum L. var. lycopersicum · Tomato

ISP QUEDLINBURG GERMANY

DE
2 records

Marmo

Active

Solanum lycopersicum L. var. lycopersicum · Tomato

S.A.I.S. Societa Agricola Italiana Sementi

IT
2 records

Defender

Active

Solanum lycopersicum L. var. lycopersicum · Tomato

ISI SEMENTI SPA

IT
2 records

Ural

Active

Solanum lycopersicum L. var. lycopersicum · Tomato

GAVRISh SERGEJ FEDOROVICh / MOREV VIKTOR VASIL'EVICh / AMChESLAVSKAYa ELENA VALENTINOVNA / VOLOK OL'GA ANATOL'EVNA

IT
2 records

Smart

Active

Solanum lycopersicum L. var. lycopersicum · Tomato

ISI SEMENTI SPA

IT
2 records

Coronel

Active

Solanum lycopersicum L. var. lycopersicum · Tomato

ISI SEMENTI SPA

IT
2 records

Solanum lycopersicum L. var. lycopersicum · Tomato

S.A.I.S. Societa Agricola Italiana Sementi

IT
2 records

Solanum lycopersicum L. var. lycopersicum · Tomato

NIRIT SEEDS

IT
2 records

Cirasa

Active

Solanum lycopersicum L. var. lycopersicum · Tomato

MED HERMES S.R.L

IT
2 records

Caspar

Terminated

Solanum lycopersicum L. var. lycopersicum · Tomato

SEMINIS VEGETABLE SEEDS, NL

HU
2 records

Monika

Terminated

Solanum lycopersicum L. var. lycopersicum · Tomato

SYNGENTA SEEDS B.V , NL

HU
2 records

Bacioty

Active

Solanum lycopersicum L. var. lycopersicum · Tomato

NIRIT SEEDS

IT
2 records

Solanum lycopersicum L. var. lycopersicum · Tomato

HU
4 records

Elios

Active

Solanum lycopersicum L. var. lycopersicum · Tomato

IT
3 records