DISEASE: Bacterial heart rot
HOST: Palm
Palm with advanced stage of heart rot. Symptoms of mature palms include rapid browning and desiccation of foliage, rot of roots and buds, and aborted fruits.
Bacterial heart rot | Palm
DISEASE: Bacterial heart rot
HOST: Palm (Cocos nucifera)
PATHOGEN: Phytomonas sp.
SOURCE: R. McCoy, M. Davis
DISEASE: Bacterial leaf spot and blight
HOST: Parsley
Blighted leaves with large, brown necrotic areas.
Bacterial leaf spot and blight | Parsley
DISEASE: Bacterial leaf spot and blight
HOST: Parsley (Petroselinum crispum)
PATHOGEN: Pseudomonas syringae pv. apii
SOURCE: APS
DISEASE: Bacterial leaf spot
HOST: Celery
Leaves with typical symptoms of rusty brown lesions with greasy appearance.
Bacterial leaf spot | Celery
DISEASE: Bacterial leaf spot
HOST: Celery (Apium graveolens)
PATHOGEN: Pseudomonas syringae pv. apii
SOURCE: R. Gilbertson
DISEASE: Bacterial leaf spot
HOST: Celery
Celery leaves with rusty brown lesions and some yellowing at leaf tips.
Bacterial leaf spot | Celery
DISEASE: Bacterial leaf spot
HOST: Celery (Apium graveolens)
PATHOGEN: Pseudomonas syringae pv. apii
SOURCE: S. Koike
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