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Rhizoctonia bataticola

Macrophomina phaseolina
Macrophomina phaseolina.jpg
Macrophomina phaseolina spores growing on Pinus
Scientific classification
Kingdom: Fungi
Division: Ascomycota
Class: Dothideomycetes
Order: Botryosphaeriales
Family: Botryosphaeriaceae
Genus: Macrophomina
Species: M. phaseolina
Binomial name
Macrophomina phaseolina
(Tassi) Goid. (1947)
Synonyms

Botryodiplodia phaseoli (Maubl.) Thirum. (1953)
Dothiorella cajani (Syd., P.Syd. & E.J.Butler) Syd., P.Syd. & E.J.Butler (1925)
Dothiorella phaseoli (Maubl.) Petr. & Syd. (1927)
Dothiorella philippinensis (Petr.) Petr. (1927)
Fusicoccum cajani (Syd., P.Syd. & E.J.Butler) Samuels & B.B.Singh (1986)
Macrophoma cajani Syd., P.Syd. & E.J.Butler (1916)
Macrophoma corchori Sawada (1916)
Macrophoma phaseoli Maubl. (1905)
Macrophoma phaseolina Tassi(1901)
Macrophoma sesami Sawada (1922)
Macrophomina phaseoli (Maubl.) S.F.Ashby, (1927)
Macrophomina philippinensis Petr. (1923)
Rhizoctonia bataticola (Taubenh.) E.J.Butler, (1925)
Rhizoctonia lamellifera W.Small (1924)
Sclerotium bataticola Taubenh. (1913)
Tiarosporella phaseoli (Maubl.) Aa (1977)
Tiarosporella phaseolina (Tassi) Aa (1981)


Botryodiplodia phaseoli (Maubl.) Thirum. (1953)
Dothiorella cajani (Syd., P.Syd. & E.J.Butler) Syd., P.Syd. & E.J.Butler (1925)
Dothiorella phaseoli (Maubl.) Petr. & Syd. (1927)
Dothiorella philippinensis (Petr.) Petr. (1927)
Fusicoccum cajani (Syd., P.Syd. & E.J.Butler) Samuels & B.B.Singh (1986)
Macrophoma cajani Syd., P.Syd. & E.J.Butler (1916)
Macrophoma corchori Sawada (1916)
Macrophoma phaseoli Maubl. (1905)
Macrophoma phaseolina Tassi(1901)
Macrophoma sesami Sawada (1922)
Macrophomina phaseoli (Maubl.) S.F.Ashby, (1927)
Macrophomina philippinensis Petr. (1923)
Rhizoctonia bataticola (Taubenh.) E.J.Butler, (1925)
Rhizoctonia lamellifera W.Small (1924)
Sclerotium bataticola Taubenh. (1913)
Tiarosporella phaseoli (Maubl.) Aa (1977)
Tiarosporella phaseolina (Tassi) Aa (1981)

Macrophomina phaseolina is a Botryosphaeriaceae plant pathogen fungus that causes damping off, seedling blight, collar rot, stem rot, charcoal rot, basal stem rot, and root rot on many plant species.

Culture of Macrophomina phaseolina on PDA2

Culture of Macrophomina phaseolina on a PDA plate. Source [1]: Photchana Trakunsukharati, Department of Agriculture, Thailand.

One of the most harmful seed and soil borne pathogens, Macrophomina phaseolina is a fungus that infects nearly 500 plant species in more than 100 families. The hosts include: peanut, cabbage, pepper, chickpea, soybean, sunflower, sweet potato, alfalfa, sesame, potato, sorghum, wheat, and corn, among others. The identification of isolates of M. phaseolina is usually based on mophology and efforts to divide the pathogen into subspecies, but because there are wide intraspecific variations in the phenotype of the isolates, these criteria are often not reliable. The failure to correctly detect and identify M. phaseolina using conventional culture-based morphological techniques has led scientists to develop nucleic acid-based molecular approaches, such as highly sensitive and specific polymerase chain reaction-based methods. Researchers have also recently created species-specific oligonucleotide primers and digoxigenin-labeled probes in hopes of better identifying and detecting M. phaseolina.


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