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RESULTS

(8)

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: Marginal leaf blight

HOST: Lettuce

Marginal leaf blight first appears as slimy wilting of leaf margins. Small, reddish lesions may be seen on leaf blades. Infected tissues turn brown to black in time.