DISEASE: Bacterial leaf blight
HOST: Sorghum
The disease begins with interveinal water-soaked streaks that broaden into irregularly shaped areas with necrotic centers and red margins.
Bacterial leaf blight | Sorghum
DISEASE: Bacterial leaf blight
HOST: Sorghum (Sorghum bicolor)
PATHOGEN: Acidovorax avenae
PATHOGEN SYNONYM: Acidovorax avenae subsp. avenae
SOURCE: APS
DISEASE: Bacterial leaf spot
HOST: Rice
Stripes on leaves and leaf sheaths, which turn brown in time. They occur interveinally, along midribs and leaf margins.
Bacterial leaf spot | Rice
DISEASE: Bacterial leaf spot
HOST: Rice (Oryza sativa)
PATHOGEN: Acidovorax oryzae
PATHOGEN SYNONYM: Acidovorax avenae subsp. avenae
SOURCE: APS
DISEASE: Bacterial leaf spot
HOST: Sorghum
Leaf with red and necrotic streaks along veins.
Bacterial leaf spot | Sorghum
DISEASE: Bacterial leaf spot
HOST: Sorghum (Sorghum bicolor)
PATHOGEN: Pseudomonas syringae pv. syringae
SOURCE: L. Claflin
DISEASE: Bacterial leaf spot
HOST: Sorghum
Clustering of small purplish lesions in localized region of leaf.
Bacterial leaf spot | Sorghum
DISEASE: Bacterial leaf spot
HOST: Sorghum (Sorghum bicolor)
PATHOGEN: Pseudomonas syringae pv. syringae
SOURCE: L. Claflin
DISEASE: Bacterial leaf streak
HOST: Rice
Severely diseased leaves with light brown streaks.
Bacterial leaf streak | Rice
DISEASE: Bacterial leaf streak
HOST: Rice (Oryza sativa)
PATHOGEN: Xanthomonas oryzae pv. oryzicola
SOURCE: H. Kaku, M. Goto
DISEASE: Bacterial leaf streak
HOST: Rice
Brownish lesions with tiny droplets of bacterial ooze, resulting from artificial inoculation of the pathogen.
Bacterial leaf streak | Rice
DISEASE: Bacterial leaf streak
HOST: Rice (Oryza sativa)
PATHOGEN: Xanthomonas oryzae pv. oryzicola
SOURCE: H. Kaku, M. Goto
DISEASE: Bacterial leaf streak
HOST: Rice
Copious droplets of bacterial ooze on infected leaf margin (right), typical of advanced stage of disease. Healthy part of leaf (left) has clear guttation fluid.
Bacterial leaf streak | Rice
DISEASE: Bacterial leaf streak
HOST: Rice (Oryza sativa)
PATHOGEN: Xanthomonas oryzae pv. oryzicola
SOURCE: A. Hayward
DISEASE: Bacterial leaf streak
HOST: Sorghum
Symptoms typically begin as water-soaked streaks expanding into irregular-shaped, reddish brown streaks. Symptoms are similar to bacterial leaf stripe.
Bacterial leaf streak | Sorghum
DISEASE: Bacterial leaf streak
HOST: Sorghum (Sorghum bicolor)
PATHOGEN: Xanthomonas vasicola pv. holcicola
SOURCE: J. Young
DISEASE: Bacterial leaf streak
HOST: Sorghum
Leaf with reddish purple, interveinal streaks.
Bacterial leaf streak | Sorghum
DISEASE: Bacterial leaf streak
HOST: Sorghum (Sorghum bicolor)
PATHOGEN: Xanthomonas vasicola pv. holcicola
SOURCE: L. Claflin