DISEASE: Bacterial ring rot
HOST: Potato
Characteristic foliar symptoms of yellowing and marginal leaf necrosis.
Bacterial ring rot | Potato
DISEASE: Bacterial ring rot
HOST: Potato (Solanum tuberosum)
PATHOGEN: Clavibacter michiganensis subsp. sepedonicus
SOURCE: D. Funk, A. Alvarez
DISEASE: Bacterial ring rot
HOST: Potato
Vascular tissues with bacterial ooze.
Bacterial ring rot | Potato
DISEASE: Bacterial ring rot
HOST: Potato (Solanum tuberosum)
PATHOGEN: Clavibacter michiganensis subsp. sepedonicus
SOURCE: D. Funk, A. Alvarez
DISEASE: Bacterial soft rot
HOST: Potato
Internal rot of tubers.
Bacterial soft rot | Potato
DISEASE: Bacterial soft rot
HOST: Potato (Solanum tuberosum)
PATHOGEN: Pectobacterium carotovorum
PATHOGEN SYNONYM: Erwinia carotovora subsp. carotovora
SOURCE: M. Shurtleff
DISEASE: Bacterial soft rot
HOST: Potato
External symptoms of soft rot disease.
Bacterial soft rot | Potato
DISEASE: Bacterial soft rot
HOST: Potato (Solanum tuberosum)
PATHOGEN: Pectobacterium carotovorum
PATHOGEN SYNONYM: Erwinia carotovora subsp. carotovora
SOURCE: R. Schoeneweiss, M. Shurtleff
DISEASE: Bacterial soft rot
HOST: Potato
Severe lenticel infection by soft rot bacteria.
Bacterial soft rot | Potato
DISEASE: Bacterial soft rot
HOST: Potato (Solanum tuberosum)
PATHOGEN: Pectobacterium carotovorum
PATHOGEN SYNONYM: Erwinia carotovora subsp. carotovora
SOURCE: S. Mohan
DISEASE: Bacterial wilt
HOST: Grass
Initial symptom is a lime-green, yellow, or blue-green appearance of the grass. The next symptom is small, reddish brown spots on leaf blades.
Bacterial wilt | Grass
DISEASE: Bacterial wilt
HOST: Grass (Poa annua)
PATHOGEN: Xanthomonas translucens pv. poae
SOURCE: P. H. Dernoeden
DISEASE: Bacterial wilt
HOST: Grass
Infected turf grass with patches of yellowing, wilted, and dead grass.
Bacterial wilt | Grass
DISEASE: Bacterial wilt
HOST: Grass (Poa annua)
PATHOGEN: Xanthomonas translucens pv. poae
SOURCE: APS
DISEASE: Bacterial wilt
HOST: Grass
Late stage of disease development. Dead grass has a light brown or bleached tan appearance.
Bacterial wilt | Grass
DISEASE: Bacterial wilt
HOST: Grass (Poa annua)
PATHOGEN: Xanthomonas translucens pv. poae
SOURCE: P. H. Dernoeden
DISEASE: Blackleg
HOST: Potato
Black, elongated necrotic areas, characteristic of stem rot.
Blackleg | Potato
DISEASE: Blackleg
HOST: Potato (Solanum tuberosum)
PATHOGEN: Pectobacterium atrosepticum
PATHOGEN SYNONYM: Erwinia carotovora subsp. atroseptica
SOURCE: S. Mohan