RESULTS

(5)

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DISEASE: Bacterial black leaf spot

HOST: Clover

White clover with brown necrotic spots.

Bacterial black leaf spot | Clover

DISEASE: Bacterial black leaf spot

HOST: Clover (Trifolium repens)

PATHOGEN: Burkholderia andropogonis

PATHOGEN SYNONYM: Pseudomonas andropogonis

SOURCE: M. Goto

DISEASE: Bacterial black leaf spot

HOST: Clover

White clover leaves with brownish spots and some yellowing occurring at the margins.

Bacterial black leaf spot | Clover

DISEASE: Bacterial black leaf spot

HOST: Clover (Trifolium repens)

PATHOGEN: Burkholderia andropogonis

PATHOGEN SYNONYM: Pseudomonas andropogonis

SOURCE: R. Gitaitis

DISEASE: Bunch disease (Witches'-broom)

HOST: Butternut

Bunch disease of butternut.

Bunch disease (Witches'-broom) | Butternut

DISEASE: Bunch disease (Witches'-broom)

HOST: Butternut (Juglans cinerea)

PATHOGEN: 'Candidatus Phytoplasma pruni'

PATHOGEN SYNONYM: Phytoplasma X-disease group

SOURCE: W. Sinclair

DISEASE: Yellow wilt

HOST: Beet

Symptoms of this disease are yellow leaves, wilting, and then collapse. There may be dwarfing of new leaves, yellowing of sectors, and chlorosis of veins.

Yellow wilt | Beet

DISEASE: Yellow wilt

HOST: Beet (Beta vulgaris)

PATHOGEN: 'Candidatus Phytoplasma' sp.

PATHOGEN SYNONYM: Phytoplasma (undefined)

SOURCE: F. Hills

DISEASE: Yellow wilt

HOST: Beet

Yellowing and dwarfing of sugar beet (left), an early stage of disease.

Yellow wilt | Beet

DISEASE: Yellow wilt

HOST: Beet (Beta vulgaris)

PATHOGEN: 'Candidatus Phytoplasma' sp.

PATHOGEN SYNONYM: Phytoplasma (undefined)

SOURCE: J. McFarlane