Banana aphid: Pentalonia nigronervosa f. typica
Symptoms of damage |
- Leaves are bunched into a rosette appearance, stunted growth and leaf margins are wavy with upward rolling
- Do not produce bunches
- Vector of bunchy top disease
- Seen in colonies on leaf axils and pseudostem
Identification of pest
- Nymphs: Are dark in colour
- Adult: Brownish and has black veined wings
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Nymph |
Adult |
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Management |
- Ensure clean cultivation
- Use healthy and pest free suckers to check the pest incidence
- Destroy diseased plants with rhizome
- Spray methyl demeton 25 EC 0.05%
- Encourage activity of predators like Scymnus, Chilomenes sexmaculatus, Chrysoperla carnea and other coccinellids
- Use Beauveria bassiana
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