DISEASE: Bacterial blight
HOST: Mulberry
Leaf with numerous small, dark brown lesions with chlorotic halos.
Bacterial blight | Mulberry
DISEASE: Bacterial blight
HOST: Mulberry (Morus alba)
PATHOGEN: Pseudomonas syringae pv. mori
SOURCE: S. Thomson
DISEASE: Bacterial blight
HOST: Mulberry
Foliage with small, dark lesions with large, yellowish halos.
Bacterial blight | Mulberry
DISEASE: Bacterial blight
HOST: Mulberry (Morus sp.)
PATHOGEN: Pseudomonas syringae pv. mori
SOURCE: M. Sato, M. Goto
DISEASE: Bacterial blight
HOST: Mulberry
Blighted foliage with yellowing and curling of leaves.
Bacterial blight | Mulberry
DISEASE: Bacterial blight
HOST: Mulberry (Morus sp.)
PATHOGEN: Pseudomonas syringae pv. mori
SOURCE: M. Sato, M. Goto
DISEASE: Bacterial leaf spot (Blight)
HOST: Poinsettia
Blighted leaves and stems.
Bacterial leaf spot (Blight) | Poinsettia
DISEASE: Bacterial leaf spot (Blight)
HOST: Poinsettia (Euphorbia pulcherrima)
PATHOGEN: Curtobacterium flaccumfaciens pv. poinsettiae
SOURCE: APS
DISEASE: Bacterial leaf spot (Blight)
HOST: Poinsettia
Poinsettia with diseased stem. Woody stems may have a yellowed cortex and dark vascular tissues. The stem tip may curve with deformed terminal leaves.
Bacterial leaf spot (Blight) | Poinsettia
DISEASE: Bacterial leaf spot (Blight)
HOST: Poinsettia (Euphorbia pulcherrima)
PATHOGEN: Curtobacterium flaccumfaciens pv. poinsettiae
SOURCE: APS
DISEASE: Bacterial leaf spot (Blight)
HOST: Poinsettia
Leaves with small, dark spots, an early stage of disease.
Bacterial leaf spot (Blight) | Poinsettia
DISEASE: Bacterial leaf spot (Blight)
HOST: Poinsettia (Euphorbia pulcherrima)
PATHOGEN: Curtobacterium flaccumfaciens pv. poinsettiae
SOURCE: A. Alvarez
DISEASE: Ear rot
HOST: Corn (Maize)
Rot at apical end of ear.
Ear rot | Corn (Maize)
DISEASE: Ear rot
HOST: Corn (Maize) (Zea mays)
PATHOGEN: Pseudomonas marginalis
SOURCE: L. Fucikovsky
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