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RESULTS

(11)

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: Phony disease (Phony peach)

HOST: Peach

Tree with characteristic reduced growth. Foliage is dark green, then turns yellowish. Twigs become brittle and branches die back. Fruit are small.

DISEASE: Phony disease (Phony peach)

HOST: Peach

Twigs on diseased trees have shortened internodes and increased lateral branching.

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.

DISEASE: Xanthomonas wilt

HOST: Banana

Banana stem with discoloration of vascular bundles and bacterial ooze.

DISEASE: Xanthomonas wilt

HOST: Banana

Banana with infected, blackened male flowers.