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RESULTS

(9)

DISEASE: Bacterial blight

HOST: Rice

Gradation in blight symptoms. The disease begins as water-soaked streaks on leaves, which increase in length and width, becoming yellow and then white.

DISEASE: Bacterial blight

HOST: Rice

Yellow leaf stripe that later turns white.

DISEASE: Bacterial blight

HOST: Rice

Infected leaves have grayish white lesions with wavy margins.

DISEASE: Bacterial blight

HOST: Rice

Gray leaf lesions typical of bacterial blight.

DISEASE: Bacterial blight

HOST: Rice

Paddy of dead seedlings with white leaves, characteristic of kresek stage of disease.

DISEASE: Bacterial blight

HOST: Rice

The disease causes rolling of leaf tips. In the acute stage, symptoms are wilting and yellowing of leaves, followed by death.

DISEASE: Bacterial blight

HOST: Soybean

Leaves with yellowish brown necrotic lesions. Lesions also may be yellow to light brown and bordered by yellowish green halos. Lesions occur on stems, petioles, and pods.

DISEASE: Bacterial leaf spot

HOST: Soybean

Early symptoms of bacterial blight.

DISEASE: Bacterial pustule

HOST: Soybean

Early symptoms are minute, pale green spots on young leaves. Later, small pustules form in the center of spots, best observed on underside of leaves. Spots vary in size and darken with age and lesions coalesce. Dead areas are torn away by wind.