DISEASE: Bacterial canker
HOST: Tomato
Close-up of bird's-eye spots on green fruit.

Bacterial canker | Tomato
DISEASE: Bacterial canker
HOST: Tomato (Lycopersicon esculentum)
PATHOGEN: Clavibacter michiganensis subsp. michiganensis
PATHOGEN SYNONYM: Corynebacterium michiganense
SOURCE: A. Hayward
DISEASE: Bacterial canker
HOST: Tomato
Ripe tomato infected with Clavibacter michiganensis subsp. michiganensis, which causes light brown lesions surrounded by white halos, and Pseudomonas syringae pv. tomato, which causes small, black, raised lesions.

Bacterial canker | Tomato
DISEASE: Bacterial canker
HOST: Tomato (Lycopersicon esculentum)
PATHOGEN: Clavibacter michiganensis subsp. michiganensis
PATHOGEN SYNONYM: Corynebacterium michiganense
SOURCE: M. Schroth
DISEASE: Fire blight
HOST: Apple
Severe infection of apple with dying twigs and branches.

Fire blight | Apple
DISEASE: Fire blight
HOST: Apple (Malus domestica)
PATHOGEN: Erwinia amylovora
SOURCE: S. Thomson
DISEASE: Fire blight
HOST: Apple
Diseased apple with copious ooze.

Fire blight | Apple
DISEASE: Fire blight
HOST: Apple (Malus domestica 'Jonathan')
PATHOGEN: Erwinia amylovora
SOURCE: S. Mohan
DISEASE: Fire blight
HOST: Apple
Canker on trunk oozing fire blight bacteria.

Fire blight | Apple
DISEASE: Fire blight
HOST: Apple (Malus domestica)
PATHOGEN: Erwinia amylovora
SOURCE: S. Thomson
DISEASE: Fire blight
HOST: Crabapple
Blighted shoot tip.

Fire blight | Crabapple
DISEASE: Fire blight
HOST: Crabapple (Malus sylvestris)
PATHOGEN: Erwinia amylovora
SOURCE: W. Sinclair
DISEASE: Fire blight
HOST: Hawthorn
Hawthorn with blossom blight.

Fire blight | Hawthorn
DISEASE: Fire blight
HOST: Hawthorn (Crataegus laevigata)
PATHOGEN: Erwinia amylovora
SOURCE: M. Shurtleff
DISEASE: Fire blight
HOST: Loquat
Shoot blight of loquat.

Fire blight | Loquat
DISEASE: Fire blight
HOST: Loquat (Eriobotrya japonica)
PATHOGEN: Erwinia amylovora
SOURCE: S. Manulis