RESULTS

(20)

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DISEASE: Angular leaf spot

HOST: Cucumber

Yellowish diseased cucumbers with bacterial ooze.

Angular leaf spot | Cucumber

DISEASE: Angular leaf spot

HOST: Cucumber (Cucumis sativus)

PATHOGEN: Pseudomonas syringae pv. lachrymans

SOURCE: B. Jacobsen, M. Shurtleff

DISEASE: Angular leaf spot

HOST: Cucumber

Cucumber leaves with angular, tan lesions of various sizes.

Angular leaf spot | Cucumber

DISEASE: Angular leaf spot

HOST: Cucumber (Cucumis sativus)

PATHOGEN: Pseudomonas syringae pv. lachrymans

SOURCE: M. Goto

DISEASE: Angular leaf spot

HOST: Cucumber

Cucumber leaf with water-soaked lesions. Lesions extend until they meet a secondary vein, resulting in angular appearance.

Angular leaf spot | Cucumber

DISEASE: Angular leaf spot

HOST: Cucumber (Cucumis sativus)

PATHOGEN: Pseudomonas syringae pv. lachrymans

SOURCE: S. Thomson

DISEASE: Angular leaf spot

HOST: Cucumber

Cucumber leaf with dark lesions surrounded by halos, another common symptom.

Angular leaf spot | Cucumber

DISEASE: Angular leaf spot

HOST: Cucumber (Cucumis sativus)

PATHOGEN: Pseudomonas syringae pv. lachrymans

SOURCE: J. Young

DISEASE: Angular leaf spot

HOST: Cucumber

Leaves with yellowish, angular spots.

Angular leaf spot | Cucumber

DISEASE: Angular leaf spot

HOST: Cucumber (Cucumis sativus)

PATHOGEN: Pseudomonas syringae pv. lachrymans

SOURCE: J. Young

DISEASE: Angular leaf spot

HOST: Cucumber

Angular necrotic spots delimited by leaf veins.

Angular leaf spot | Cucumber

DISEASE: Angular leaf spot

HOST: Cucumber (Cucumis sativus)

PATHOGEN: Pseudomonas syringae pv. lachrymans

SOURCE: N. Tisserat, L. Claflin

DISEASE: Australian citrus dieback

HOST: Citrus (Lime)

Severe decline, a late stage of disease. The disease spreads slowly in mature trees, progressing faster in young trees.

Australian citrus dieback | Citrus (Lime)

DISEASE: Australian citrus dieback

HOST: Citrus (Lime) (Citrus sp.)

PATHOGEN: 'Candidatus Phytoplasma australiense'

PATHOGEN SYNONYM: Phytoplasma Stolbur group

SOURCE: P. Broadbent

DISEASE: Bacterial blast and black pit

HOST: Citrus (Lime)

Characteristic symptoms of brownish black lesions on twigs and leaves (blast), starting with infection of petioles. Black pit refers to brown to black sunken spots on fruit, 5 to 20 mm in diameter.

Bacterial blast and black pit | Citrus (Lime)

DISEASE: Bacterial blast and black pit

HOST: Citrus (Lime) (Citrus sp.)

PATHOGEN: Pseudomonas syringae pv. syringae

SOURCE: P. Broadbent

DISEASE: Bacterial leaf spot

HOST: Citrus (sp. unknown)

Leaf with flat, spreading lesions.

Bacterial leaf spot | Citrus (sp. unknown)

DISEASE: Bacterial leaf spot

HOST: Citrus (sp. unknown) (Citrus sp.)

PATHOGEN: Xanthomonas alfalfae subsp. citrumelonis

PATHOGEN SYNONYM: Xanthomonas alfalfae subsp. citrumelo

SOURCE: J. H. Graham