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RESULTS

(9)

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: Enterobacter bulb decay

HOST: Onion

Onion bulb with extensive soft, brown rot.

DISEASE: Internal yellowing

HOST: Papaya

Yellow discoloration of flesh. The affected area is soft and has an acrid odor.

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.