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- n. A strain of bacteria, or set of strains, with similar characteristics.
Sorry, no etymologies found.
Bleeding canker, caused by the bacterium Pseudomonas syringae pathovar aesculi (Pae), causes lesions which bleed like open sores and in severe cases can kill large mature trees within one to two seasons.
(EHEC) pathovar, which carries the etiological agents for bloody diarrhea and the hemolytic uremic syndrome
Clearly the variation correlates with the lineage rather than the pathovar.
P. syringae pathovar tabaci (Pta) causes wild-fire disease in soybean and tobacco plants