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RESULTS

(6)

DISEASE: Bacterial leaf spot and blight

HOST: Parsley

Blighted leaves with large, brown necrotic areas.

DISEASE: Bacterial leaf spot

HOST: Celery

Leaves with typical symptoms of rusty brown lesions with greasy appearance.

DISEASE: Bacterial leaf spot

HOST: Celery

Celery leaves with rusty brown lesions and some yellowing at leaf tips.

DISEASE: Goss's bacterial wilt and blight

HOST: Corn (Maize)

Wilted, dying plants. Leaves have gray to light yellow stripes and irregular margins that follow leaf veins. Systemically infected plants usually have orange vascular bundles.

DISEASE: Goss's bacterial wilt and blight

HOST: Corn (Maize)

The disease causes necrotic leaf lesions, which typically have dark flecks (freckles) within the lesions (not seen here).

DISEASE: Pseudomonas leaf spot

HOST: Primrose

Leaf with brownish red spots and reddening of adjacent areas. Disease begins as small, water-soaked lesions that later coalesce into large necrotic spots.