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 wilt
HOST: Grass
Wilted and dead patches of diseased creeping bent grass (Toronto grass) on golf green.
Bacterial wilt | Grass
DISEASE: Bacterial wilt
HOST: Grass (Agrostis stolonifera)
PATHOGEN: Xanthomonas translucens pv. poae
SOURCE: D. Roberts
DISEASE: Bacterial wilt
HOST: Grass
Irregular disease patterns on golf green. The cultivars Toronto, Cohansey, and Nimisilia are primary hosts of the disease.
Bacterial wilt | Grass
DISEASE: Bacterial wilt
HOST: Grass (Agrostis stolonifera)
PATHOGEN: Xanthomonas translucens pv. poae
SOURCE: D. Roberts
DISEASE: Blister spot
HOST: Apple
Late stage of blister spot. The purplish black lesions are associated with lenticels and stomata.
Blister spot | Apple
DISEASE: Blister spot
HOST: Apple (Malus domestica 'Crispin')
PATHOGEN: Pseudomonas syringae pv. papulans
SOURCE: T. Burr
DISEASE: Mulberry dwarf disease
HOST: Mulberry
Mulberry branches with necrosis and defoliation.
Mulberry dwarf disease | Mulberry
DISEASE: Mulberry dwarf disease
HOST: Mulberry (Morus sp.)
PATHOGEN: 'Candidatus Phytoplasma' sp.
PATHOGEN SYNONYM: Phytoplasma (undefined)
SOURCE: R. Davis, M. Davis