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RESULTS

(17)

DISEASE: Bacterial fasciation

HOST: Papaya

Fasciation symptoms of papaya. Causal agent is unknown.

DISEASE: Bacterial leaf spot (Bacterial necrosis)

HOST: Cassava

Cassava with yellowish leaves and water-soaked, angular spots. The disease is primarily on foliage, although the pathogen may invade stem buds and young branches.

DISEASE: Bacterial leaf spot (Bacterial necrosis)

HOST: Cassava

Cassava with brownish lesions and blackish edges. Leaves turn yellow with multiple infection sites.

DISEASE: Bacterial wilt

HOST: Grass

Initial symptom is a lime-green, yellow, or blue-green appearance of the grass. The next symptom is small, reddish brown spots on leaf blades.

DISEASE: Bacterial wilt

HOST: Grass

Infected turf grass with patches of yellowing, wilted, and dead grass.

DISEASE: Bacterial wilt

HOST: Grass

Late stage of disease development. Dead grass has a light brown or bleached tan appearance.

DISEASE: Bacterial wilt

HOST: Grass

Wilted and dead patches of diseased creeping bent grass (Toronto grass) on golf green.

DISEASE: Bacterial wilt

HOST: Grass

Irregular disease patterns on golf green. The cultivars Toronto, Cohansey, and Nimisilia are primary hosts of the disease.

DISEASE: Foamy canker

HOST: Almond

White, macerated tissues near cambium region is characteristic of disease. Foam is usually associated with cankers. The disease is suspected to be bacterial but the causal agent has not been identified.