DICYBUG
Dicyphus hesperus
Unit of packaging
Dicyphus hesperus (predatory bug)
Pack size: 500 ml bottle
Contains: 250 adults mixed with vermiculite
Target
All stages of glasshouse whitefly (Trialeurodes vaporariorum) and tobacco whitefly (Bemisia tabaci), preferring eggs and larvae. Two spotted spider mites, moth eggs and thrips are also eaten. However populations develop most rapidly on whitefly. Adults can also survive for some time on plant saps.
Rates | |||||
DICYBUG | rate | m²/unit | interval (days) | frequency | remark |
preventive | ½/m² | 500 | 14 | 2x | - |
curative light | ½/m² | 500 | 14 | 2x | - |
curative heavy | 5/m² | 50 | 14 | 2x | introduce in infested areas only |
Introduction
- turn and shake bottle gently before use
- sprinkle material on leaves
- introduce in clusters of at least 75 predatory bugs
- in the morning or in the evening
Environmental conditions
At low temperatures Dicyphus hesperus develops very slowly.
Storage and handling
- storage after receipt: 1-2 days
- storage temperature: 10-15°C/50-59°F
- horizontally, in the dark
Remarks
- if there is little or no pest in the crop: feed the predatory bugs with ENTOFOOD every two weeks (max. 3-4 x)
- high densities of predatory bugs may cause particular symptoms on leaves, trusses, flowers or fruits in tomatoes. Specially in absence of prey
Appearance
Adults: size 6 mm, black with greenish abdomen, red eyes, slim, light antennae
Eggs: invisible, in leaves and stems. With a close look the top part is visible, oval shaped
Nymphs: green with red eyes, with a red stripe behind the eyes
Mode of action
Adult predatory bugs and nymphs search actively for their prey, insert their sucking mouthparts and suck out the contents.
Visual effect
If whitefly eggs, larvae or pupae are eaten by a predatory bug, only the skin remains usually in its original form with a tiny hole where the mouthparts of the predatory bug have been inserted.
Important!
The introduction rates of this product should be adjusted to the mode of action of the product and the results that can be expected in the crop where the product is applied. Your local Koppert consultant or recognized distributor will be able to advise you further.
Only use products that are permitted in your country / state and crop.


