RESULTS

(35)

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DISEASE: Bacterial leaf streak and bulb rot

HOST: Onion

Close-up of diseased leaves.

Bacterial leaf streak and bulb rot | Onion

DISEASE: Bacterial leaf streak and bulb rot

HOST: Onion (Allium cepa)

PATHOGEN: Pseudomonas viridiflava

SOURCE: R. Gitaitis

DISEASE: Bacterial leaf streak and bulb rot

HOST: Onion

Bulb rot with gray, bluish symptoms. Reddish brown discolorations also may occur.

Bacterial leaf streak and bulb rot | Onion

DISEASE: Bacterial leaf streak and bulb rot

HOST: Onion (Allium cepa)

PATHOGEN: Pseudomonas viridiflava

SOURCE: R. Gitaitis

DISEASE: Bacterial leaf streak and stripe

HOST: Grass

Vasey grass with yellowish to brownish red streaks and stripes.

Bacterial leaf streak and stripe | Grass

DISEASE: Bacterial leaf streak and stripe

HOST: Grass (Paspalum urvillei)

PATHOGEN: Acidovorax avenae

PATHOGEN SYNONYM: Acidovorax avenae subsp. avenae

SOURCE: R. Gitaitis

DISEASE: Bacterial soft rot

HOST: Onion

Soft rot infection of leaves.

Bacterial soft rot | Onion

DISEASE: Bacterial soft rot

HOST: Onion (Allium cepa)

PATHOGEN: Dickeya sp.

PATHOGEN SYNONYM: Erwinia chrysanthemi

SOURCE: S. Mohan

DISEASE: Bacterial soft rot

HOST: Onion

Onion with bulb, stem, and leaf infections.

Bacterial soft rot | Onion

DISEASE: Bacterial soft rot

HOST: Onion (Allium cepa)

PATHOGEN: Dickeya sp.

PATHOGEN SYNONYM: Erwinia chrysanthemi

SOURCE: S. Mohan

DISEASE: Bacterial soft rot

HOST: Onion

Bulb with early-season soft rot symptoms.

Bacterial soft rot | Onion

DISEASE: Bacterial soft rot

HOST: Onion (Allium cepa)

PATHOGEN: Pectobacterium carotovorum

PATHOGEN SYNONYM: Erwinia carotovora subsp. carotovora

SOURCE: H. Schwartz

DISEASE: Bacterial soft rot

HOST: Onion

Diseased leaves with bleaching and light brown discoloration.

Bacterial soft rot | Onion

DISEASE: Bacterial soft rot

HOST: Onion (Allium cepa)

PATHOGEN: Pectobacterium carotovorum

PATHOGEN SYNONYM: Erwinia carotovora subsp. carotovora

SOURCE: H. Schwartz

DISEASE: Bacterial stripe

HOST: Grass

Sudangrass with dark reddish stripes on leaves.

Bacterial stripe | Grass

DISEASE: Bacterial stripe

HOST: Grass (Sorghum bicolor)

PATHOGEN: Burkholderia andropogonis

PATHOGEN SYNONYM: Pseudomonas andropogonis

SOURCE: E. Hansen, M. Shurtleff

DISEASE: Bacterial wilt

HOST: Grass

Initial symptom is a lime-green, yellow, or blue-green appearance of the grass. The next symptom is small, reddish brown spots on leaf blades.

Bacterial wilt | Grass

DISEASE: Bacterial wilt

HOST: Grass (Poa annua)

PATHOGEN: Xanthomonas translucens pv. poae

SOURCE: P. H. Dernoeden