RESULTS

(4)

FILTER

DISEASE: Bacterial fasciation (Leafy gall)

HOST: Petunia

Note hyperplasia and leafy galls.

Bacterial fasciation (Leafy gall) | Petunia

DISEASE: Bacterial fasciation (Leafy gall)

HOST: Petunia (Petunia sp.)

PATHOGEN: Rhodococcus fascians

SOURCE: M. Shurtleff

DISEASE: Bacterial rot

HOST: Dracaena

Rot at base of leaves.

Bacterial rot | Dracaena

DISEASE: Bacterial rot

HOST: Dracaena (Dracaena deremensis)

PATHOGEN: Dickeya sp.

PATHOGEN SYNONYM: Erwinia chrysanthemi

SOURCE: A. Alvarez

DISEASE: Bacterial rot

HOST: Dracaena

Systemic rot throughout central stems.

Bacterial rot | Dracaena

DISEASE: Bacterial rot

HOST: Dracaena (Dracaena deremensis)

PATHOGEN: Dickeya sp.

PATHOGEN SYNONYM: Erwinia chrysanthemi

SOURCE: A. Chase

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