RESULTS

(10)

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DISEASE: Bacterial seedling blight

HOST: Rice

Dead and light brown, infected seedlings in nursery tray.

Bacterial seedling blight | Rice

DISEASE: Bacterial seedling blight

HOST: Rice (Oryza sativa)

PATHOGEN: Burkholderia glumae

PATHOGEN SYNONYM: Pseudomonas glumae

SOURCE: K. Azegami, M. Goto

DISEASE: Bacterial seedling blight

HOST: Rice

Brown, desiccated seedlings in nursery exhibiting basal chlorosis and withering of second and third leaves.

Bacterial seedling blight | Rice

DISEASE: Bacterial seedling blight

HOST: Rice (Oryza sativa)

PATHOGEN: Burkholderia plantarii

PATHOGEN SYNONYM: Pseudomonas plantarii

SOURCE: H. Honma, M. Goto

DISEASE: Bacterial seedling blight

HOST: Rice

Dead seedlings in half of nursery tray. Symptoms are basal chlorosis and withering of second and third leaves. Infected seedlings become reddish brown and desiccated in time.

Bacterial seedling blight | Rice

DISEASE: Bacterial seedling blight

HOST: Rice (Oryza sativa)

PATHOGEN: Burkholderia plantarii

PATHOGEN SYNONYM: Pseudomonas plantarii

SOURCE: K. Azegami, M. Goto

DISEASE: Bacterial seedling blight

HOST: Rice

Basal chlorosis and withering of second and third leaves. Seedlings become reddish brown with a dry appearance over time. Root growth is retarded and seedlings easily lodge.

Bacterial seedling blight | Rice

DISEASE: Bacterial seedling blight

HOST: Rice (Oryza sativa)

PATHOGEN: Burkholderia plantarii

PATHOGEN SYNONYM: Pseudomonas plantarii

SOURCE: K. Azegami

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

DISEASE: X-disease

HOST: Peach

Typical symptoms of diseased tree with yellowing of leaves. Leaves become necrotic and dehisce.

X-disease | Peach

DISEASE: X-disease

HOST: Peach (Prunus persica)

PATHOGEN: 'Candidatus Phytoplasma pruni'

PATHOGEN SYNONYM: Phytoplasma X-disease group

SOURCE: R. Davis, M. Davis

DISEASE: X-disease

HOST: Peach

Late stage of leaf infection. Red-yellow blotches appear after initial water-soaking of leaves. Margins roll upward and leaves appear tattered.

X-disease | Peach

DISEASE: X-disease

HOST: Peach (Prunus persica)

PATHOGEN: 'Candidatus Phytoplasma pruni'

PATHOGEN SYNONYM: Phytoplasma X-disease group

SOURCE: W. Sinclair

DISEASE: X-disease

HOST: Peach

Stunted foliage (left) with some necrosis and small angular fruit. Healthy foliage and fruit (right).

X-disease | Peach

DISEASE: X-disease

HOST: Peach (Prunus persica)

PATHOGEN: 'Candidatus Phytoplasma pruni'

PATHOGEN SYNONYM: Phytoplasma X-disease group

SOURCE: A. Purcell, M. Davis

DISEASE: X-disease

HOST: Peach

Early symptoms are reddish, blotchy areas on cupped leaves.

X-disease | Peach

DISEASE: X-disease

HOST: Peach (Prunus persica)

PATHOGEN: 'Candidatus Phytoplasma pruni'

PATHOGEN SYNONYM: Phytoplasma X-disease group

SOURCE: D. Rosenberger