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RESULTS

(8)

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.

DISEASE: Chocolate spot

HOST: Corn (Maize)

Leaf with dark brown, elongated spots surrounded by broad, yellow halos.

DISEASE: Ear rot

HOST: Corn (Maize)

Rot at apical end of ear.

DISEASE: Halo blight

HOST: Oat

Oat leaves with oval lesions that darken in time and have distinctive yellow halos.

DISEASE: Halo blight

HOST: Oat

Close-up of young and old lesions surrounded by halos.

DISEASE: Marginal leaf blight

HOST: Lettuce

Marginal leaf blight first appears as slimy wilting of leaf margins. Small, reddish lesions may be seen on leaf blades. Infected tissues turn brown to black in time.