Fusarium fujikuroi

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Fusarium fujikuroi
Fusarium fujikuroi on Gossypium hirsutum

Fusarium fujikuroi on Gossypium hirsutum

Systematics
Class : Sordariomycetes
Subclass : Hypocreomycetidae
Order : Crust ball mushrooms (Hypocreales)
Family : Pustel mushroom relatives (Nectriaceae)
Genre : Fusarium
Type : Fusarium fujikuroi
Scientific name
Fusarium fujikuroi
Nirenberg

Fusarium fujikuroi (also called Gibberella fujikuroi ) is a hose fungus . Infection thus dissolved in rice , the Bakanae's disease (pronounced "ba-ka-na-eh"; Japanese:馬鹿苗病,バカナエビョウ, bakanae byou), which is referred to in English as "foolish seedling disease". Fusatium fujikuroi produces various gibberellins (mostly GA 3 ), a phytohormone which u. a. influences the length growth of plants.

features

The fruiting bodies, the perithecia, are usually formed on dead plant tissue. They are dark blue, spherical to cone-shaped, 250 to 350 µm high and 220 to 300 µm in diameter with a rough outer wall. The tubes are elliptical to club-shaped with 4 to 8 spores arranged diagonally in one row. These are translucent , elliptical and are 14 to 18 μm wide and 4.5 to 6 μm wide. They are usually only simply septate , but sometimes have up to 3 septa. Orange sporodochia can be produced.

Similar species

Fusarium fujikuroi can only be reliably distinguished from Fusarium proliferatum by DNA sequencing or cross-breeding tests. Fusarium verticillioides is also morphologically similar .

Systematics

Until 2013 the main fruit form was called Gibberella fujikuroi , the minor fruit form Fusarium fujikuroi , also Lisea fujikuroi was a common name. Since January 1, 2013, only the name of the main fruit form has been valid for all mushrooms, as decided at the 2011 Nomenclature Congress of the International Code of Botanical Nomenclature (ICBN) in Melbourne. However, since the name Fusarium is used much more often than Gibberella for the entire genus , it was decided that Fusarium would become the only valid name. For Fusarium fujikuroi is Gibber fujikuroi therefore only a synonym .

Individual evidence

  1. ^ Lincoln Taiz, Eduardo Zeiger, Ian Max Moller, Angus Murphy: Plant physiology and development . Sixth ed. Sunderland, Massachusetts 2014, ISBN 978-1-60535-255-8 , pp. 419,420 (English).
  2. ^ Mycobank: Gibberella fujikuroi , from Waterston, JM 1964. Gibberella fujikuroi. CMI Descriptions of Pathogenic Fungi and Bacteria. 22. Retrieved November 18, 2018 .
  3. ^ A b John F. Leslie, Brett A. Summerell: The Fusarium Laboratory Manual. Blackwell Publishing, Ames IA 2006, ISBN 0-8138-1919-9 , pp. 172–173 (English, limited preview in Google Book Search).
  4. ^ Fusarium fujikuroi . In: IndexFungorum . IndexFungorum, accessed November 18, 2018 .
  5. DM Geiser, T. Aoki, CW Bacon, SE Baker, MK Bhattacharyya, ME Brandt, DW Brown, LW Burgess, S. Chulze, JJ Coleman, JC Correll, SF Covert, PW Crous, CA Cuomo, GS De Hoog, A Di Pietro, WH Elmer, L. Epstein, RJN Frandsen, S. Freeman, T. Gagkaeva, AE Glenn, TR Gordon, NF Gregory, KE Hammond-Kosack, LE Hanson, M. del Mar Jímenez-Gasco, S. Kang , HC Kistler, GA Kuldau, JF Leslie, A. Logrieco, G. Lu, E. Lysøe and others: One fungus, one name: defining the genus Fusarium in a scientifically robust way that preserves longstanding use . In: Phytopathology . tape 103 , 2013, p. 400-408 , doi : 10.1094 / PHYTO-07-12-0150-LE ( One Fungus, One Name: Defining the Genus Fusarium in a Scientifically Robust Way That Preserves Longstanding Use [PDF]).