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: Center rot
HOST: Onion
Early symptoms of disease are necrotic, bleached areas on young leaves that typically wilt.
Center rot | Onion
DISEASE: Center rot
HOST: Onion (Allium cepa)
PATHOGEN: Pantoea ananatis
SOURCE: R. Gitaitis
DISEASE: Center rot
HOST: Onion
Advanced stage of center rot. The bacterium has moved down from leaves into the bulb.
Center rot | Onion
DISEASE: Center rot
HOST: Onion (Allium cepa)
PATHOGEN: Pantoea ananatis
SOURCE: H. Schwartz
DISEASE: Center rot
HOST: Onion
Bulb with pale yellow, discolored decayed area.
Center rot | Onion
DISEASE: Center rot
HOST: Onion (Allium cepa)
PATHOGEN: Pantoea ananatis
SOURCE: H. Schwartz
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