Phytopathogenic bacteria arebacteriaresponsible forbacterial diseasesor bacterial infections inplants. Living asparasiteson wild or cultivated plants, these bacteria cause, among other things,cankersandsoft rot.
Source: Plant pathology and bacterial diseases – Wikipedia
There are an estimated 100 species of phytopathogenic bacteria. Their economic impact can be very significant for certain crops, such ascitrus cankercaused byXanthomonas citri subsp. citri(loss of millions of trees in the United States and Brazil) or Pierce's disease caused byXylella fastidiosa, which hinders vine cultivation in certain regions of the United States and is also found on olive trees.
Most phytopathogenic bacteria belong to the following genera: Acidovorax, Agrobacterium, Burkholderia, Clavibacter, Erwinia, Pantoea, Pectobacterium, Pseudomonas, Ralstonia, Streptomyces, Xanthomonas, Xylella, Phytoplasma, and Spiroplasma.