RESULTS

(3)

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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: Halo blight

HOST: Rice

Leaves with yellowish brown lesions, 2 to 10 mm in diameter. Lesions are surrounded by distinct halos. Later, brown spots or stripes may develop in the center.

Halo blight | Rice

DISEASE: Halo blight

HOST: Rice (Oryza sativa)

PATHOGEN: Pseudomonas syringae pv. oryzae

SOURCE: H. Kuwata

DISEASE: Pseudomonas leaf spot

HOST: Primrose

Leaf with brownish red spots and reddening of adjacent areas. Disease begins as small, water-soaked lesions that later coalesce into large necrotic spots.

Pseudomonas leaf spot | Primrose

DISEASE: Pseudomonas leaf spot

HOST: Primrose (Primula sp.)

PATHOGEN: Pseudomonas syringae pv. primulae

SOURCE: APS