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RESULTS

(8)

DISEASE: Bacterial leaf spot (Blight)

HOST: Begonia

Initial symptoms appear as small, blisterlike lesions. As lesions age, they enlarge, producing broad patches of necrotic leaf tissue.

DISEASE: Bacterial leaf spot (Blight)

HOST: Begonia

Advanced stage of disease with dark, large necrotic areas on leaves and interveinal chlorosis.

DISEASE: Bacterial leaf spot

HOST: Croton

Tan, irregular-sized lesions on lower leaf surfaces.

DISEASE: Bacterial leaf spot

HOST: Crown-of-thorns

Leaves with brown lesions surrounded by bright yellow halos.

DISEASE: Bacterial leaf spot

HOST: Poinsettia

Leaves with reddish brown blighted areas and spots. Severely spotted leaves turn yellow and dehisce.

DISEASE: Bacterial seedling blight

HOST: Rice

Brown, desiccated seedlings in nursery exhibiting basal chlorosis and withering of second and third leaves.

DISEASE: Bacterial seedling blight

HOST: Rice

Dead seedlings in half of nursery tray. Symptoms are basal chlorosis and withering of second and third leaves. Infected seedlings become reddish brown and desiccated in time.

DISEASE: Bacterial seedling blight

HOST: Rice

Basal chlorosis and withering of second and third leaves. Seedlings become reddish brown with a dry appearance over time. Root growth is retarded and seedlings easily lodge.