RESULTS

(5)

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DISEASE: Bacterial leaf spot and canker

HOST: Sweetgum

Leaves with irregular necrotic lesions.

Bacterial leaf spot and canker | Sweetgum

DISEASE: Bacterial leaf spot and canker

HOST: Sweetgum (Liquidambar styraciflua)

PATHOGEN: Pseudomonas syringae pv. syringae

SOURCE: A. Bishop

DISEASE: Bacterial leaf spot and canker

HOST: Sweetgum

Stem canker of sweetgum.

Bacterial leaf spot and canker | Sweetgum

DISEASE: Bacterial leaf spot and canker

HOST: Sweetgum (Liquidambar styraciflua)

PATHOGEN: Pseudomonas syringae pv. syringae

SOURCE: A. Bishop

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

DISEASE: Syringae leaf spot

HOST: Tomato

Leaves with brown necrotic lesions and chlorotic margins. Symptoms vary greatly among cultivars. Some have black or brown lesions with bright yellow, chlorotic areas and others do not have yellowing.

Syringae leaf spot | Tomato

DISEASE: Syringae leaf spot

HOST: Tomato (Lycopersicon esculentum)

PATHOGEN: Pseudomonas syringae pv. syringae

SOURCE: R. Gitaitis