DISEASE: Bacterial blight
HOST: Hazelnut
Diseased young tree with discoloration of the cambium. Dieback of young twigs and branches is characteristic. Other typical symptoms are bud and twig necrosis and small, angular or round, water-soaked leaf spots.
Bacterial blight | Hazelnut
DISEASE: Bacterial blight
HOST: Hazelnut (Corylus americana)
PATHOGEN: Xanthomonas arboricola pv. corylina
SOURCE: J. Pscheidt
DISEASE: Bacterial leaf spot
HOST: Pumpkin
Leaf with tan to brown, angular lesions with dark margins. They are similar to those caused by angular leaf spot.
Bacterial leaf spot | Pumpkin
DISEASE: Bacterial leaf spot
HOST: Pumpkin (Cucurbita pepo)
PATHOGEN: Xanthomonas cucurbitae
SOURCE: J. Young
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