RESULTS

(15)

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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 fasciation (Leafy gall)

HOST: Petunia

Leaf proliferation at crown region.

Bacterial fasciation (Leafy gall) | Petunia

DISEASE: Bacterial fasciation (Leafy gall)

HOST: Petunia (Petunia hybrida)

PATHOGEN: Rhodococcus fascians

SOURCE: R. Raabe

DISEASE: Bacterial fasciation (Leafy gall)

HOST: Tobacco

Bacterial fasciation of tobacco.

Bacterial fasciation (Leafy gall) | Tobacco

DISEASE: Bacterial fasciation (Leafy gall)

HOST: Tobacco (Nicotiana tabacum)

PATHOGEN: Rhodococcus fascians

SOURCE: R. Raabe

DISEASE: Bacterial fasciation (Leafy gall)

HOST: Viola (Horned violet)

The disease causes distortion and overgrowth of axillary buds.

Bacterial fasciation (Leafy gall) | Viola (Horned violet)

DISEASE: Bacterial fasciation (Leafy gall)

HOST: Viola (Horned violet) (Viola cornuta)

PATHOGEN: Rhodococcus fascians

SOURCE: M. Putnam

DISEASE: Phony disease (Phony peach)

HOST: Peach

Tree with characteristic reduced growth. Foliage is dark green, then turns yellowish. Twigs become brittle and branches die back. Fruit are small.

Phony disease (Phony peach) | Peach

DISEASE: Phony disease (Phony peach)

HOST: Peach (Prunus persica)

PATHOGEN: Xylella fastidiosa

SOURCE: P. C. Anderson

DISEASE: Phony disease (Phony peach)

HOST: Peach

Twigs on diseased trees have shortened internodes and increased lateral branching.

Phony disease (Phony peach) | Peach

DISEASE: Phony disease (Phony peach)

HOST: Peach (Prunus persica)

PATHOGEN: Xylella fastidiosa

SOURCE: M. Davis