RESULTS

(5)

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DISEASE: Bacterial blight (Black leaf blight)

HOST: Canna

Canna with blighted shoots and leaves.

Bacterial blight (Black leaf blight) | Canna

DISEASE: Bacterial blight (Black leaf blight)

HOST: Canna (Canna indica)

PATHOGEN: Xanthomonas campestris pv. cannae

SOURCE: D. Shoenweiss, M. Shurtleff

DISEASE: Bacterial blight (Black leaf blight)

HOST: Canna

Canna with yellowing and blackened tissues.

Bacterial blight (Black leaf blight) | Canna

DISEASE: Bacterial blight (Black leaf blight)

HOST: Canna (Canna sp.)

PATHOGEN: Xanthomonas campestris pv. cannae

SOURCE: A. Alvarez

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 blight

HOST: Soybean

Leaves with yellowish brown necrotic lesions. Lesions also may be yellow to light brown and bordered by yellowish green halos. Lesions occur on stems, petioles, and pods.

Bacterial blight | Soybean

DISEASE: Bacterial blight

HOST: Soybean (Glycine max)

PATHOGEN: Pseudomonas syringae pv. glycinea

SOURCE: J. B. Sinclair

DISEASE: Bacterial leaf spot

HOST: Soybean

Early symptoms of bacterial blight.

Bacterial leaf spot | Soybean

DISEASE: Bacterial leaf spot

HOST: Soybean (Glycine max)

PATHOGEN: Pseudomonas syringae pv. glycinea

SOURCE: D. Cupples