Pdf bacterial canker disease is considered one of the most destructive diseases of tomato solanum lycopersicum, and is caused by the. Introduction and recovery of clavibacter michiganensis. The genus clavibacter contains one recognized species, clavibacter michiganensis. The grampositive bacterium clavibacter michiganensis subsp. Reclassification of clavibacter michiganensis subspecies. Pdf characterization of a clavibacter michiganensis.
Bacterial canker disease is considered to be one of the most destructive diseases of tomato solanum lycopersicum, and is caused by the seedborne grampositive bacterium clavibacter michiganensis ssp. This vascular pathogen generally invades and proliferates in the xylem throu. Characterization of a clavibacter michiganensis subsp. Twelve phytopathogenic clavibacter michiganensis subsp. Tomato fruit and seed colonization by clavibacter michiganensis. Clavibacter michiganensis, formerly clavibacter michiganensis subsp. Seedassociated subspecies of the genus clavibacter are clearly. The bacterial ring rot disease of potato, caused by the bacterium, clavibacter michiganensis subsp. This pathogen is the target of international quarantine regulations. Chancro bacteriano del tomate causado por clavibacter. A laboratory manual, cold spring harbor laboratory, cold. Pm100228 eppo a1 and a2 lists of pests recommended for regulation as quarantine pests 2019.
Clavibacter michiganensis an overview sciencedirect topics. Exopolysaccharides in the pathogenic interaction of clavibacter. Detection and identification of clavibacter michiganensis subsp. Effect of alternative strategies for the disinfection of tomato seed. The extracellular polysaccharide eps of seven strains of clavibacter michiganensis subsp. Symptom development, however, is highly dependent on potato. The single species in the genus, clavibacter michiganensis, has multiple subspecies, which are all highly host. Clavibacter michiganensis is subdivided into subspecies. Different strains of cmm were tested on tomato plants at the fourth true leaf stage for their pathogenicity. The bacteria infect the host plant via wounds, invade the xylem vessels followed by a systemic infection of the host. Pest survey card on clavibacter michiganensis subsp. Tuber decay in the vascular tissue is particularly characteristic and accounts for serious yield loss fig. Although the genus clavibacter was originally proposed to accommodate all phytopathogenic coryneform bacteria containing b2.
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