Fusarium oxysporum f.sp. lycopersici

Fusarium oxysporum f.sp. lycopersici is a fungal plant pathogen. It is a big pathogen to the tomato plant. It has a violet to white color on most media but does not produce a pigment on King's B medium.

Fusarium oxysporum f.sp. lycopersici
Tomato plant affected by Fusarium oxysporum with brown stem and wilted leaves
Tomato plant affected by Fusarium oxysporum with brown stem and wilted leaves
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Fungi
Division: Ascomycota
Class: Sordariomycetes
Order: Hypocreales
Family: Nectriaceae
Genus: Fusarium
Species:
Subspecies:
F. o. f.sp. lycopersici
Trinomial name
Fusarium oxysporum f.sp. lycopersici
W.C. Snyder & H.N. Hansen, (1940)
Synonyms
  • Fusarium bulbigenum var. lycopersici (Bruschi) Wollenw. & Reinking, (1935)
  • Fusarium lycopersici Sacc., (1881)
  • Fusarium lycopersici Bruschi

It has been spread to tomato seeds by the hands of contaminated workers. The seeds of infected plants may be infected as well. Contaminated seed is suspected in the movement of the fungus within Brazil. Over long distances, transplants may also carry the fungus. Some outbreaks of tomato diseases were linked with tomato transplants that were grown in reused transplant trays that were contaminated.[1]

References


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