Identification Symptoms

1. The symptom appears on 4-5 months old plant as gradual yellowing and drying of leaves and cane.

2. Plants become completely dry and die leaving hollow stalks. In the infected cane inter-nodal tissues shrink and boat shaped cavities are formed due to loss of moisture.

3. Internally internode tissue turn to dark-purplish or pinkish or reddish brown in colour.

4. The wilt fungi are weak soil borne pathogens and the disease severity is aggravated by certain biotic or abiotic factors.