Eretmocerus eremicus

inside the greenhouse Bend and tear off the strips opposite to the mounting hole Make sure not to touch the pupae during handling Suspend the cards in [...] after two to three days, and hatches when the whitefly reaches its fourth instar. The larva then penetrates the host, moulting to the second instar to feed [...] feed. During the third instar, the larva fills the host pupa, and the pre-pupal stage marks the transition to the pupal stage, where major morphological changes

Flies

directly and indirectly. The type of damage depends on the species of the flies. Direct damage is the immediate result of larvae feeding on root hairs and tender [...] recently invaded Europe and the Americas where it is causing serious damage to many soft fruit crops. Fly damage Flies can cause damage to crops both directly [...] conditions. Solutions for fly control Learn more about The adult form of the onion fly Delia antiqua What are flies? There are several flies that are pests

Diglyphus isaea

host and crawl back into the mine to pupate. There are three larval instars: the first is colourless and transparent, the second is yellow and semi transparent [...] body, and the third larval instar is blue-green. The full-grown larva usually pupates in the mine some distance from the dead host. Pupal stage: The pupa lies [...] stage: The appearance of the adult is already clearly visible. Pupae are often visible through the leaf. The parasitic wasp escapes from the mine by making

Anagyrus vladimiri

Anagyrus vladimiri The parasitic wasp Anagyrus vladimir is available in a bottle ( Citripar ). Remove the label from the bottle according to the instructions [...] gnawed at the posterior end of the mummy. Anagyrus vladimiri has a strong photokinetic response, i.e. the female is strongly attracted to light and is inactive [...] products for advice on the best strategy for your situation. Best conditions for Anagyrus vladimiri The parasitic wasp Anagyrus vladimiri is most effective at

Caterpillars

belong to the Noctuidae (the noctuid or owl moths), which is the largest of all lepidopteran families. Most adults of this family are nocturnal. The caterpillars [...] pupate in the ground. Another family containing several species that damage greenhouse crops is the leafroller family, the Tortricidae. The name ‘leafroller’ [...] making them difficult to detect and control. In addition to consumption of the plant, caterpillars also spoil the plant with the large quantities of frass

Predatory mites

knowing the target pest is crucial. Scouting is essential to know where the pest is, how severe the infestation is and to identify the pest. Select the right [...] alternative to chemical pesticides. Koppert is the pioneer in the development of predatory mite solutions, starting in 1967 with the rearing of the predatory [...] Regularly monitor the pest and predatory mite populations to assess the effectiveness of biological control. Make adjustments to the release rate if necessary

Aphids

a result, the plant’s growth is retarded, giving rise to deformed leaves, or even, if the infestation occurs early enough in the season, the death of young [...] more about What are aphids? Aphids form a single, very large group of insects: the super- family Aphidoidea, belonging to the order Hemiptera . The aphids [...] virus Y (PVY) is transmitted by aphids in tomato in this way, as is the cucumber mosaic virus (CMV) in cucumber. How to prevent aphids To prevent aphid

Macrocheles robustulus

Macrocheles robustulus is used for the control of the following pests: Sciarid flies (fungus gnats) Thrips Lyprauta larvae The predatory mites feed on [...] loose structure. The minimum temperature for successful use of Macrocheles robustulus is 15°C (59°F). How to use Macrocheles robustulus The predatory mite [...] (not on the plastic) The dosage of Macro-Mite depends on climate, crop, planting medium and pest density and should always be adjusted to the particular

Stratiolaelaps scimitus (Hypoaspis miles)

and other soil-dwelling insects. The mites appear in and on the soil and at the base of plant stems. The reduction of the infestation level occurs at a slow [...] legs, and brown mouthparts. The females are larger than the males, and have a white stripe on the rear end of the body. The eggs, larvae, and first nymphal [...] The predatory mite Stratiolaelaps scimitus is also known under the scientific name Hypoaspis miles . It is a soil-dwelling predatory mite occurring naturally

Amblyseius swirskii

exposed to direct sunlight Sachets already have an exit hole Hold sachets by the cardboard strip at the top, to avoid damaging the predatory mites The dosage [...] according to the prey eaten, and varies from almost lucent whitish to opaque white or yellow. Due to their size and colour they are difficult to spot in [...] friendly alternative to chemical pesticides. Amblyseius swirskii for pest control Amblyseius swirskii is used for the control of the following pests: Thrips