RESULTS

(6)

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DISEASE: Drippy gill

HOST: Mushroom

Drippy gill is characterized by small dark spots on gills with drops of bacterial ooze at the centers. Severe infection results in slimy areas and collapse of gills.

Drippy gill | Mushroom

DISEASE: Drippy gill

HOST: Mushroom (Agaricus campestris)

PATHOGEN: Pseudomonas agarici

SOURCE: J. Young

DISEASE: Drippy gill

HOST: Mushroom

Close-up of infected gills with bacterial ooze.

Drippy gill | Mushroom

DISEASE: Drippy gill

HOST: Mushroom (Agaricus campestris)

PATHOGEN: Pseudomonas agarici

SOURCE: J. Young

DISEASE: Drippy gill

HOST: Mushroom

Another view of small, dark spots on gills.

Drippy gill | Mushroom

DISEASE: Drippy gill

HOST: Mushroom (Agaricus campestris)

PATHOGEN: Pseudomonas agarici

SOURCE: J. Young

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: Syngonium blight

HOST: Nephthytis

Leaf with large, brown to blackish necrotic areas.

Syngonium blight | Nephthytis

DISEASE: Syngonium blight

HOST: Nephthytis (Syngonium podophyllum)

PATHOGEN: Xanthomonas axonopodis pv. dieffenbachiae

PATHOGEN SYNONYM: Xanthomonas campestris pv. dieffenbachiae

SOURCE: R. Raabe