RESULTS

(6)

FILTER

DISEASE: Dodonaea yellows

HOST: Florida hopbush

Hopbush with brownish red witches'-broom.

Dodonaea yellows | Florida hopbush

DISEASE: Dodonaea yellows

HOST: Florida hopbush (Dodonaea viscosa)

PATHOGEN: 'Candidatus Phytoplasma pruni'

PATHOGEN SYNONYM: Phytoplasma X-disease group

SOURCE: W. Borth

DISEASE: Dodonaea yellows

HOST: Florida hopbush

Advanced stage of dodonaea yellows and witches'-broom.

Dodonaea yellows | Florida hopbush

DISEASE: Dodonaea yellows

HOST: Florida hopbush (Dodonaea viscosa)

PATHOGEN: 'Candidatus Phytoplasma pruni'

PATHOGEN SYNONYM: Phytoplasma X-disease group

SOURCE: W. Borth

DISEASE: Wildfire

HOST: Soybean

Close-up of lesions with large, yellow halos.

Wildfire | Soybean

DISEASE: Wildfire

HOST: Soybean (Glycine max)

PATHOGEN: Pseudomonas syringae pv. tabaci

SOURCE: J. Forsberg, M. Shurtleff

DISEASE: Wildfire

HOST: Soybean

Leaf with brown necrotic spots with yellow halos. During dry weather, lesions become dry and dead areas tear off, leaving a tattered appearance.

Wildfire | Soybean

DISEASE: Wildfire

HOST: Soybean (Glycine max)

PATHOGEN: Pseudomonas syringae pv. tabaci

SOURCE: D. Teakle

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