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DISEASE: Bacterial canker (Leaf and fruit spot)

HOST: Kiwi

Diseased blossoms, a stage of bacterial canker.

Bacterial canker (Leaf and fruit spot) | Kiwi

DISEASE: Bacterial canker (Leaf and fruit spot)

HOST: Kiwi (Actinidia chinensis)

PATHOGEN: Pseudomonas syringae pv. actinidiae

SOURCE: J. Young

DISEASE: Bacterial canker (Leaf and fruit spot)

HOST: Kiwi

Leaf spot stage of the disease with small, brown lesions with yellow halos.

Bacterial canker (Leaf and fruit spot) | Kiwi

DISEASE: Bacterial canker (Leaf and fruit spot)

HOST: Kiwi (Actinidia chinensis)

PATHOGEN: Pseudomonas syringae pv. actinidiae

SOURCE: M. Goto

DISEASE: Bacterial canker (Leaf and fruit spot)

HOST: Kiwi

Leaf spots on young leaves. Note dark brown to black lesions on lower surface (left) and similar lesions on upper surface but with yellow halos (right).

Bacterial canker (Leaf and fruit spot) | Kiwi

DISEASE: Bacterial canker (Leaf and fruit spot)

HOST: Kiwi (Actinidia chinensis)

PATHOGEN: Pseudomonas syringae pv. actinidiae

SOURCE: J. Young

DISEASE: Bacterial canker (Leaf and fruit spot)

HOST: Kiwi

Rusty-colored exudate oozing from cankers on infected trunk.

Bacterial canker (Leaf and fruit spot) | Kiwi

DISEASE: Bacterial canker (Leaf and fruit spot)

HOST: Kiwi (Actinidia chinensis)

PATHOGEN: Pseudomonas syringae pv. actinidiae

SOURCE: M. Goto

DISEASE: Coffee leaf scorch

HOST: Coffee

Diseased twig with yellowish, stunted leaves (left). Healthy twig with normal-sized leaves (right).

Coffee leaf scorch | Coffee

DISEASE: Coffee leaf scorch

HOST: Coffee (Coffea arabica)

PATHOGEN: Xylella fastidiosa

SOURCE: S. Purcell

DISEASE: X-disease (Peach yellow leaf roll)

HOST: Peach

Peach twig with yellow, curled (rolled) leaves.

X-disease (Peach yellow leaf roll) | Peach

DISEASE: X-disease (Peach yellow leaf roll)

HOST: Peach (Prunus persica)

PATHOGEN: 'Candidatus Phytoplasma mali'

PATHOGEN SYNONYM: Phytoplasma Apple proliferation group

SOURCE: W. Sinclair