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RESULTS

(9)

DISEASE: Bacterial foot rot

HOST: Rice

The disease causes sheaths to turn dark brown and rot; dead leaves droop. Nodes, culms, and crowns also decay, and infected tillers are easily detached from the crown. Culms and internodes turn black.

DISEASE: Bacterial foot rot

HOST: Rice

Decayed culms (right) and healthy culms (left). Leaf sheaths of infected plants exhibit dark brown decay and attached leaves turn yellow and wilt.

DISEASE: Brown blotch

HOST: Mushroom

Stunted fruit bodies, initial stage of disease.

DISEASE: Brown blotch

HOST: Mushroom

Fruit bodies at advanced stage of disease.

DISEASE: Brown blotch

HOST: Mushroom

Black discoloration of basal portions of fruit bodies. Healthy (left).

DISEASE: Brown blotch

HOST: Mushroom

Black discoloration of basal portion of fruit bodies.

DISEASE: Brown blotch

HOST: Mushroom

Mushrooms with rotted, brownish discoloration of infected areas.

DISEASE: Pink disease

HOST: Pineapple

Infected pineapple slices; effect of heating (right) and not heating (left).

DISEASE: Pink disease

HOST: Pineapple

Two clones (A and D) showing different stages of infection. Second and fourth fruits (left to right) have been heated. Disease originally attributed to Gluconobacter oxydans and Enterobacter agglomerans and later to Pantoea citrea.