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RESULTS

(12)

DISEASE: Bacterial seedling blight

HOST: Rice

Dead and light brown, infected seedlings in nursery tray.

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: Phytoplasma disease

HOST: Armeria

Phytoplasma-infected armeria (left and right) compared with healthy plant (center).

DISEASE: Phytoplasma disease

HOST: Daffodil

Phytoplasma disease of daffodil. Healthy (right).

DISEASE: Phytoplasma disease

HOST: Gayfeather

Gayfeather with phyllody of flowers.

DISEASE: Phytoplasma disease

HOST: Stock

The disease causes malformation and arrested development of flowers.

DISEASE: Tomato big bud

HOST: Tomato

Characteristic symptoms are swollen, apical stems and stunted leaves. Apical stems are generally thickened and assume a stiff and erect growth habit. Internodes are shortened and flower buds are greatly enlarged.