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RESULTS

(10)

DISEASE: Bacterial leaf streak

HOST: Oat

Leaf with long, dark red streaks.

DISEASE: Bacterial speck

HOST: Tomato

Leaf with typical brown to black lesions without halos, an early stage of disease.

DISEASE: Bacterial speck

HOST: Tomato

Leaves with spots, some surrounded by chlorotic zones.

DISEASE: Bacterial speck

HOST: Tomato

Curling leaves with large, blackish lesions. Later, yellowing occurs around lesions.

DISEASE: Bacterial speck

HOST: Tomato

Infection of flowers, peduncles, and stems.

DISEASE: Bacterial speck

HOST: Tomato

Field view of severely diseased plants.

DISEASE: Bacterial speck

HOST: Tomato

Green fruit with small, sunken, black lesions. Raised centers are surrounded by dark green halos.

DISEASE: Bacterial speck

HOST: Tomato

Ripe fruit with raised lesions.

DISEASE: Black chaff (Bacterial leaf streak)

HOST: Wheatgrass

Lesions on leaves first appear as water-soaked, translucent, long, narrow streaks. They later turn brown and necrotic and often coalesce into blighted areas.