Encarsia-System
Particular and good wasp against whitefly
What is Encarsia-System?
- Used to control whitefly
- The parasitic wasp Encarsia formosa that parasitizes both the greenhouse whitefly Trialeurodes vaporariorum and the tobacco whitefly Bemisia tabaci
- Mainly females
What are the benefits of Encarsia-System?
- Biological control of whitefly larvae through host feeding
- Efficient at lower temperatures
- Develops faster than the whitefly population
- Can distinguish parasitized from non-parasitized aphids
- Easy to monitor as parasitized larvae of the greenhouse whitefly turn black and those of the tobacco whitefly turn brown
- Available as loose pupae and as pupae on cards which make introduction in crop easy
How does biological control with Encarsia-System work?
- The females prefer to puncture the second larval stage and then suck them (host feeding), 30 to maximum 70 larvae
- Female E. formosa lay their eggs in the third and fourth stage of the larvae and parasitize about 250 to maximum 450 larvae
- For a complete development, E. formosa prefers to parasitize the greenhouse whitefly
In which crops can you introduce Encarsia-System?
- Vegetable crops such as tomato and pepper
- Ornamental crops such as anthurium and rose
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