Cassava mealy bug: Paracoccus marginatus
Symptoms of damage:
| Symptoms of damage: Sucking of sap at cassava shoot tips, on the lower surface of leaves, and on stems. During feeding it injects a toxin into the cassava plant Causing deformation of terminal shoots, which become stunted Resulting in compression of terminal leaves into "bunchy tops" Length of internodes is reduced, and stems are distorted Identification of pest: Cassava mealy bug is pinkish in colour Its body is surrounded by very short filaments, and covered with a fine coating of wax. | |
| Management: Spray malathion or fenitrothion @1ml/ha |
- Sucking of sap at cassava shoot tips, on the lower surface of leaves, and on stems. During feeding it injects a toxin into the cassava plant
- Causing deformation of terminal shoots, which become stunted
- Resulting in compression of terminal leaves into "bunchy tops"
- Length of internodes is reduced, and stems are distorted
Identification of pest:
- Cassava mealy bug is pinkish in colour
- Its body is surrounded by very short filaments, and covered with a fine coating of wax.
Management:
- Spray malathion or fenitrothion @1ml/ha