Identification Symptoms
- Caterpillar
bores into the central shoot and feeds on the internal tissue, cause Dead
heart.
- Dead
heart shown in 1-3 months old crop, which can be easily pulled out.
- Rotten
portion of the straw coloured shoot emits an offensive odour.
- A number of bore holes at the base of the shoot just above the ground level.
- If infested canes are split opened, the larvae or pupae are seen inside.