DISEASE: Bacterial speck
HOST: Tomato
Leaf with typical brown to black lesions without halos, an early stage of disease.
Bacterial speck | Tomato
DISEASE: Bacterial speck
HOST: Tomato (Lycopersicon esculentum)
PATHOGEN: Pseudomonas syringae pv. tomato
SOURCE: S. Thomson
DISEASE: Bacterial speck
HOST: Tomato
Leaves with spots, some surrounded by chlorotic zones.
Bacterial speck | Tomato
DISEASE: Bacterial speck
HOST: Tomato (Lycopersicon esculentum)
PATHOGEN: Pseudomonas syringae pv. tomato
SOURCE: R. Gitaitis
DISEASE: Bacterial speck
HOST: Tomato
Curling leaves with large, blackish lesions. Later, yellowing occurs around lesions.
Bacterial speck | Tomato
DISEASE: Bacterial speck
HOST: Tomato (Lycopersicon esculentum)
PATHOGEN: Pseudomonas syringae pv. tomato
SOURCE: M. Schroth
DISEASE: Bacterial speck
HOST: Tomato
Infection of flowers, peduncles, and stems.
Bacterial speck | Tomato
DISEASE: Bacterial speck
HOST: Tomato (Lycopersicon esculentum)
PATHOGEN: Pseudomonas syringae pv. tomato
SOURCE: D. Cupples
DISEASE: Bacterial speck
HOST: Tomato
Field view of severely diseased plants.
Bacterial speck | Tomato
DISEASE: Bacterial speck
HOST: Tomato (Lycopersicon esculentum)
PATHOGEN: Pseudomonas syringae pv. tomato
SOURCE: M. Schroth
DISEASE: Bacterial speck
HOST: Tomato
Green fruit with small, sunken, black lesions. Raised centers are surrounded by dark green halos.
Bacterial speck | Tomato
DISEASE: Bacterial speck
HOST: Tomato (Lycopersicon esculentum)
PATHOGEN: Pseudomonas syringae pv. tomato
SOURCE: S. Thomson
DISEASE: Bacterial speck
HOST: Tomato
Ripe fruit with raised lesions.
Bacterial speck | Tomato
DISEASE: Bacterial speck
HOST: Tomato (Lycopersicon esculentum)
PATHOGEN: Pseudomonas syringae pv. tomato
SOURCE: M. Schroth
DISEASE: Marginal leaf blight
HOST: Lettuce
Marginal leaf blight first appears as slimy wilting of leaf margins. Small, reddish lesions may be seen on leaf blades. Infected tissues turn brown to black in time.
Marginal leaf blight | Lettuce
DISEASE: Marginal leaf blight
HOST: Lettuce (Lactuca sativa)
PATHOGEN: Pseudomonas marginalis
SOURCE: L. Fucikovsky
DISEASE: Slippery skin
HOST: Onion
Rot progresses from the top of infected scales and eventually internal tissues rot. In early stages, the only external symptoms may be softening of the neck.
Slippery skin | Onion
DISEASE: Slippery skin
HOST: Onion (Allium cepa)
PATHOGEN: Burkholderia gladioli pv. alliicola
PATHOGEN SYNONYM: Pseudomonas gladioli pv. alliicola
SOURCE: H. Schwartz