RESULTS

(3)

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DISEASE: Bacterial leaf spot

HOST: Amaranth

Brown necrotic leaf spots surrounded by narrow, yellow halos.

Bacterial leaf spot | Amaranth

DISEASE: Bacterial leaf spot

HOST: Amaranth (Amaranthus cruentus)

PATHOGEN: Burkholderia andropogonis

PATHOGEN SYNONYM: Pseudomonas andropogonis

SOURCE: M. Goto

DISEASE: Bacterial rot

HOST: Fennel

Soft rot of fennel.

Bacterial rot | Fennel

DISEASE: Bacterial rot

HOST: Fennel (Foeniculum vulgare)

PATHOGEN: Dickeya sp.

PATHOGEN SYNONYM: Erwinia chrysanthemi

SOURCE: R. Davis

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