RESULTS

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DISEASE: Bacterial stalk and top rot

HOST: Sorghum

Row of severely diseased plants.

Bacterial stalk and top rot | Sorghum

DISEASE: Bacterial stalk and top rot

HOST: Sorghum (Sorghum bicolor)

PATHOGEN: Dickeya zeae

PATHOGEN SYNONYM: Erwinia chrysanthemi pv. zeae

SOURCE: L. Claflin

DISEASE: Bacterial stalk and top rot

HOST: Sorghum

Water-soaking and necrosis of severely diseased leaves.

Bacterial stalk and top rot | Sorghum

DISEASE: Bacterial stalk and top rot

HOST: Sorghum (Sorghum bicolor)

PATHOGEN: Dickeya zeae

PATHOGEN SYNONYM: Erwinia chrysanthemi pv. zeae

SOURCE: L. Claflin

DISEASE: Bacterial wilt

HOST: Squash

Field with severe symptoms of wilt. Foliage often is chlorotic and leaf margins may be chlorotic and necrotic before plant death. Bacterial ooze may be seen streaming from the xylem when infected stems are cut.

Bacterial wilt | Squash

DISEASE: Bacterial wilt

HOST: Squash (Cucurbita maxima)

PATHOGEN: Erwinia tracheiphila

SOURCE: B. Jacobsen, M. Shurtleff