RESULTS

(5)

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DISEASE: Ash yellows

HOST: Ash

Ash sapling with basal sprouts and chlorotic leaves.

Ash yellows | Ash

DISEASE: Ash yellows

HOST: Ash (Fraxinus pennsylvanica)

PATHOGEN: 'Candidatus Phytoplasma fraxini'

PATHOGEN SYNONYM: Phytoplasma Ash yellows group

SOURCE: W. Sinclair

DISEASE: Bacterial dieback of nectarine

HOST: Nectarine

Discolored tissues of crown and roots were caused by systemic invasion of the pathogen.

Bacterial dieback of nectarine | Nectarine

DISEASE: Bacterial dieback of nectarine

HOST: Nectarine (Prunus persica 'Fantasia')

PATHOGEN: Pseudomonas syringae pv. persicae

SOURCE: J. Young

DISEASE: Citrus canker

HOST: Citrus (sp. unknown)

Fruit with brown, corky lesions.

Citrus canker | Citrus (sp. unknown)

DISEASE: Citrus canker

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

PATHOGEN: Xanthomonas citri subsp. citri

PATHOGEN SYNONYM: Xanthomonas citri

SOURCE: M. Goto

DISEASE: Citrus canker

HOST: Citrus (sp. unknown)

Leaf with corky lesions. Note absence of halos.

Citrus canker | Citrus (sp. unknown)

DISEASE: Citrus canker

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

PATHOGEN: Xanthomonas citri subsp. citri

PATHOGEN SYNONYM: Xanthomonas citri

SOURCE: M. Goto

DISEASE: Citrus canker

HOST: Citrus (sp. unknown)

Twig with corky lesions.

Citrus canker | Citrus (sp. unknown)

DISEASE: Citrus canker

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

PATHOGEN: Xanthomonas citri subsp. citri

PATHOGEN SYNONYM: Xanthomonas citri

SOURCE: M. Goto