Biology:Colletotrichum truncatum

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Short description: Species of fungus

Colletotrichum truncatum
Scientific classification edit
Domain: Eukaryota
Kingdom: Fungi
Division: Ascomycota
Class: Sordariomycetes
Order: Glomerellales
Family: Glomerellaceae
Genus: Colletotrichum
Species:
C. truncatum
Binomial name
Colletotrichum truncatum
(Schwein.) Andrus & W.D. Moore, (1935)
Synonyms

Colletotrichum dematium f. truncatum (Schwein.) Arx [as 'truncata'], (1957)
Vermicularia truncata Schwein.

Colletotrichum truncatum is a fungal species and plant pathogen on soybeans.[1]

They are endophytic on Euphorbia hirta with another plant pathogen Uromyces euphorbiae (in the Pucciniaceae family and Pucciniales order).[2]

Symptoms

Symptoms appear as dark red to black lesions on the lower surface of the leaves. They appear as sunken lesions surrounded by a raised brown-black border on the pods, petioles and stems. Very small black fruiting bodies of the fungus are usually visible in older lesions.[3]

Other symptoms include shedding of leaves, flower and pod abortion.[3]

Infected seeds appear discoloured with brown or grey staining or dark flecks.[3]

Management

Partners of the CABI-led programme, Plantwise including LUANAR recommend using certified, disease-free seed. If using saved seed, they recommend selecting seeds which are not shriveled mouldy or discoloured.[3] They also recommend rotating soybean with cereals such as maize and sorghum every 2–3 seasons and remove any diseased crop residue and bury any remaining material.[3]

Other sources

Definition of Free Cultural Works logo notext.svg This article incorporates text from a free content work. Licensed under CC-BY-SA License statement: PMDG: Anthracnose on soybean, Chilasa S.L. (LUANAR), J.I.G. Masangwa (DARS), Shaibu Y.A. (KADD), CABI. To learn how to add open license text to HandWiki articles, please see this how-to page. For information on reusing text from HandWiki, please see the terms of use.

References

  1. Bennett, J. Michael; Rhetoric, Emeritus; Hicks, Dale R.; Naeve, Seth L.; Bennett, Nancy Bush (2014). The Minnesota Soybean Field Book. St Paul, MN: University of Minnesota Extension. p. 83. http://www.extension.umn.edu/agriculture/soybean/docs/minnesota-soybean-field-book.pdf. Retrieved 21 February 2016. 
  2. Carmo de Souza, Érica Santos do; Martins do Vale, Helson Mario; Pereira Carvalho, Rita de Cássia; Soares, William Rosa de Oliveira; Miller, Robert Neil Gerard; Dianese, José Carmine (2017). "Infection by Uromyces euphorbiae: a trigger for the sporulation of endophytic Colletotrichum truncatum on the common host Euphorbia hirta". Mycological Progress 16: 941–946. 
  3. 3.0 3.1 3.2 3.3 3.4 "Plantwise Knowledge Bank | Anthracnose on soybean". https://www.plantwise.org/KnowledgeBank/pmdg/20197800002. 

External links

Wikidata ☰ Q5147100 entry