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RESULTS

(6)

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 rot (Bacteral wilt)

HOST: Potato

Wilted, stunted plants with yellowing foliage.

DISEASE: Brown rot (Bacteral wilt)

HOST: Potato

External symptoms of the disease.

DISEASE: Brown rot (Bacteral wilt)

HOST: Potato

Tubers with distinct grayish brown rings and bacterial ooze from vascular tissues.

DISEASE: Gumming disease

HOST: Sugarcane

Symptoms include brownish red streaks on leaves with apical chlorosis. Streaks become necrotic with time. Plants are stunted with reddening of vascular bundles.