Symptom of damage:
| Ash weevil: Myllocerus sp. | ||
| Symptom of damage: Grubs feed on the secondary rootlets Adults cause irregular notching on the leaf margins Identification of the pest: Adult: Grey coloured weevil Larva – Grubs have four instars. Larval period - 55 – 70 days. Pupa – Pupation occurs in soil. Pupal period 23 - 33 days. Adult - Grey coloured weevil. Management: Apply Neem cake @ 500 kg/ha at the time of last ploughing. | Ash weevil adult | Adult |
- Grubs feed on the secondary rootlets
- Adults cause irregular notching on the leaf margins
Identification of the pest:
- Adult: Grey coloured weevil
- Larva – Grubs have four instars. Larval period - 55 – 70 days.
- Pupa – Pupation occurs in soil. Pupal period 23 - 33 days.
- Adult - Grey coloured weevil.
Management:
- Apply Neem cake @ 500 kg/ha at the time of last ploughing.