RESULTS

(7)

FILTER

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 gall

HOST: Carrot

Root with many galls of different sizes.

Bacterial gall | Carrot

DISEASE: Bacterial gall

HOST: Carrot (Daucus carota)

PATHOGEN: Rhizobacter dauci

SOURCE: H. Kuwata

DISEASE: Bacterial gall

HOST: Carrot

Galls caused from inoculation of injured roots (left two) and uninjured roots (center two). Uninjured, noninoculated root (right).

Bacterial gall | Carrot

DISEASE: Bacterial gall

HOST: Carrot (Daucus carota)

PATHOGEN: Rhizobacter dauci

SOURCE: M. Goto

DISEASE: Sheath brown rot

HOST: Rice

Disease symptoms typically occur on flag leaf sheaths from booting to heading stage and also on panicles. Water-soaked lesions on glumes turn light brown.

Sheath brown rot | Rice

DISEASE: Sheath brown rot

HOST: Rice (Oryza sativa)

PATHOGEN: Burkholderia fuscovaginae

PATHOGEN SYNONYM: Pseudomonas fuscovaginae

SOURCE: K. Miyajima, M. Goto

DISEASE: Sheath brown rot

HOST: Rice

Close-up of stem lesions.

Sheath brown rot | Rice

DISEASE: Sheath brown rot

HOST: Rice (Oryza sativa)

PATHOGEN: Burkholderia fuscovaginae

PATHOGEN SYNONYM: Pseudomonas fuscovaginae

SOURCE: K. Miyajima, M. Goto

DISEASE: Sheath brown rot

HOST: Rice

Seedling with rot symptoms.

Sheath brown rot | Rice

DISEASE: Sheath brown rot

HOST: Rice (Oryza sativa)

PATHOGEN: Burkholderia fuscovaginae

PATHOGEN SYNONYM: Pseudomonas fuscovaginae

SOURCE: K. Miyajima, M. Goto

DISEASE: Sheath brown rot

HOST: Rice

Diseased, unhulled grains with brown discoloration. Healthy grain (left).

Sheath brown rot | Rice

DISEASE: Sheath brown rot

HOST: Rice (Oryza sativa)

PATHOGEN: Burkholderia fuscovaginae

PATHOGEN SYNONYM: Pseudomonas fuscovaginae

SOURCE: K. Miyajima, M. Goto