DISEASE: Bacterial blight
HOST: Pea
Pea pod with diseased seeds and infection along the suture.
Bacterial blight | Pea
DISEASE: Bacterial blight
HOST: Pea (Pisum sativum)
PATHOGEN: Pseudomonas syringae pv. pisi
SOURCE: J. M. Kraft
DISEASE: Bacterial blight
HOST: Pea
Pea plant with water-soaked lesions on stems and leaves with some bacterial exudate evident. Irregular lesions turn dark brown with light tan centers. Severe distortion of stems, petioles, and growing points may occur.
Bacterial blight | Pea
DISEASE: Bacterial blight
HOST: Pea (Pisum sativum)
PATHOGEN: Pseudomonas syringae pv. pisi
SOURCE: S. Thomson
DISEASE: Bacterial blight
HOST: Pea
Dark lesions on pods and dorsal sutures.
Bacterial blight | Pea
DISEASE: Bacterial blight
HOST: Pea (Pisum sativum)
PATHOGEN: Pseudomonas syringae pv. pisi
SOURCE: J. Young
DISEASE: Bacterial blight
HOST: Pea
Severely diseased plant with array of blight symptoms.
Bacterial blight | Pea
DISEASE: Bacterial blight
HOST: Pea (Pisum sativum)
PATHOGEN: Pseudomonas syringae pv. pisi
SOURCE: J. Young
DISEASE: Bacterial blight
HOST: Pea
Leaves with typical blight symptoms. The disease also affects nodes, stipules, floral parts, stems, and pods.
Bacterial blight | Pea
DISEASE: Bacterial blight
HOST: Pea (Pisum sativum)
PATHOGEN: Pseudomonas syringae pv. pisi
SOURCE: M. Schroth
DISEASE: Bacterial stem rot
HOST: Tomato
Stem with long necrotic lesions. The pathogen often enters plants following pruning injuries.
Bacterial stem rot | Tomato
DISEASE: Bacterial stem rot
HOST: Tomato (Lycopersicon esculentum)
PATHOGEN: Pectobacterium atrosepticum
PATHOGEN SYNONYM: Ewinia carotovora subsp. atroseptica
SOURCE: A. Alvarez
DISEASE: Bacterial stem rot
HOST: Tomato
Wilt is first symptom of disease. Later, the pith usually disintegrates, causing hollow and blackened stems.
Bacterial stem rot | Tomato
DISEASE: Bacterial stem rot
HOST: Tomato (Lycopersicon esculentum)
PATHOGEN: Pectobacterium atrosepticum
PATHOGEN SYNONYM: Erwinia carotovora subsp. atroseptica
SOURCE: M. Stanghelllini
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
DISEASE: Blackleg
HOST: Potato
Black necrotic stem; late stage of disease.
Blackleg | Potato
DISEASE: Blackleg
HOST: Potato (Solanum tuberosum)
PATHOGEN: Pectobacterium atrosepticum
PATHOGEN SYNONYM: Erwinia carotovora subsp. atroseptica
SOURCE: S. Mohan