RESULTS

(14)

FILTER

DISEASE: Bacterial blight

HOST: Geranium

Close-up of upper side of leaf with dark brown spots.

Bacterial blight | Geranium

DISEASE: Bacterial blight

HOST: Geranium (Pelargonium sp.)

PATHOGEN: Xanthomonas hortorum pv. pelargonii

PATHOGEN SYNONYM: Xanthomonas campestris pv. pelargonii

SOURCE: M. Daughtrey

DISEASE: Bacterial blight

HOST: Geranium

Close-up of lower side of leaf with dark brown lesions.

Bacterial blight | Geranium

DISEASE: Bacterial blight

HOST: Geranium (Pelargonium sp.)

PATHOGEN: Xanthomonas hortorum pv. pelargonii

PATHOGEN SYNONYM: Xanthomonas campestris pv. pelargonii

SOURCE: M. Daughtrey

DISEASE: Center rot

HOST: Onion

Early symptoms of disease are necrotic, bleached areas on young leaves that typically wilt.

Center rot | Onion

DISEASE: Center rot

HOST: Onion (Allium cepa)

PATHOGEN: Pantoea ananatis

SOURCE: R. Gitaitis

DISEASE: Center rot

HOST: Onion

Advanced stage of center rot. The bacterium has moved down from leaves into the bulb.

Center rot | Onion

DISEASE: Center rot

HOST: Onion (Allium cepa)

PATHOGEN: Pantoea ananatis

SOURCE: H. Schwartz

DISEASE: Center rot

HOST: Onion

Bulb with pale yellow, discolored decayed area.

Center rot | Onion

DISEASE: Center rot

HOST: Onion (Allium cepa)

PATHOGEN: Pantoea ananatis

SOURCE: H. Schwartz