RESULTS

(5)

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DISEASE: Bacterial leaf spot

HOST: Elm

Leaf with small, dark brown lesions and necrosis along veins.

Bacterial leaf spot | Elm

DISEASE: Bacterial leaf spot

HOST: Elm (Ulmus americana)

PATHOGEN: Pseudomonas syringae pv. ulmi

SOURCE: W. Sinclair

DISEASE: Bacterial leaf spot

HOST: Pumpkin

Leaf with tan to brown, angular lesions with dark margins. They are similar to those caused by angular leaf spot.

Bacterial leaf spot | Pumpkin

DISEASE: Bacterial leaf spot

HOST: Pumpkin (Cucurbita pepo)

PATHOGEN: Xanthomonas cucurbitae

SOURCE: J. Young

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