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RESULTS

(13)

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.

DISEASE: Slime flux

HOST: Casuarina

Slime flux occurs on a number of tree species and is always associated with bacteria and yeast. However, the causal agent has not been identified.

DISEASE: Slime flux

HOST: Elm

Although bacteria are associated with slime fluxes of many trees, the causal agents have not been identified.

DISEASE: Slime flux

HOST: Maple

The causal agent of slime flux has not been identified.

DISEASE: Slime flux

HOST: Willow

Foam at site of infection. Slime fluxes are common but the causal agent has not been identified.

DISEASE: Xanthomonas wilt

HOST: Banana

Cross sections exposing discoloration of infected fruit.

DISEASE: Xanthomonas wilt

HOST: Banana

Sliced diseased stem exposing discolored vascular tissues and bacterial ooze.

DISEASE: Xanthomonas wilt

HOST: Banana

Longitudinal sections of fruit exposing brownish red diseased tissues.