Crop Protection :: Pests of Papaya
White fly: Bemisia tabaci
Symptoms of damage
- Nymphs and adults suck the sap from undersurface of the leaves
- Yellowing of leaves.
Identification of pest
- Egg - pear shaped, light yellowish
- Nymph - Oval, scale-like, greenish white
- Settle down on a succulent part of leaves.
- Adult - White, tiny, scale-like adults.
Management
- Field sanitation
- Removal of host plants
- Installation of yellow sticky traps
- Spray application of imidacloprid 200SL at 0.01% or triazophos 40EC at 0.06% during heavy infestation.
- Spray neem oil 3% or NSKE 5%
- Release of predators viz., Coccinellid predator, Cryptolaemus montrouzieri
- Release of parasitoids viz., Encarsia haitierrsis and E.guadeloupae
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