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 blight
HOST: Raspberry
Systemically invaded stem and dead leaf.
Bacterial blight | Raspberry
DISEASE: Bacterial blight
HOST: Raspberry (Rubus sp.)
PATHOGEN: Pseudomonas syringae pv. syringae
SOURCE: R. Byther, M. Shurtleff
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: Crown gall
HOST: Blackberry
Crown gall of blackberry.
Crown gall | Blackberry
DISEASE: Crown gall
HOST: Blackberry (Rubus sp.)
PATHOGEN: Agrobacterium tumefaciens
PATHOGEN SYNONYM: Rhizobium sp.
SOURCE: J. Young, D. Watson
DISEASE: Fire blight
HOST: Raspberry
Leaflet systemically invaded by fire blight bacteria.
Fire blight | Raspberry
DISEASE: Fire blight
HOST: Raspberry (Rubus sp.)
PATHOGEN: Erwinia amylovora
SOURCE: S. Jeffers