Flea beetles ( Phyllotreta spp.) Caterpillars (Lepidoptera): Common swift moth ( Korscheltellus lupulina ) Mode of action The nematodes enter the pest and
are poor fliers and tend to remain in the shaded areas on the plant. The eggs are white and banana-shaped and are inserted singly in plant tissue by the
viviparous and parthenogenetic, meaning that they deposit nymphs rather than eggs and that the progeny are clones of the adult female. The nymphs feed in colonies
L. chacoensis have only one small dark-coloured spot on their wings. The eggs of Lyprauta sp. are greyish-black and spherical. Larvae of Lyprauta sp. are
Mode of action Adult hoverflies emerge from the pupae and deposit their eggs in the aphid colonies. The young larvae start feeding on the aphids . Visual
The adult female parasitic wasps of Dacnusa sibirica preferably lay their eggs inside first and second instars of the leaf miner larva. The parasitic wasps
pupa, adult gall-midges actively search for spider mite colonies and deposit eggs next to the spider mites . Once emerged, the larvae feed on the spider mites
Pests Larvae of various species of thrips (first and second larval stages); Eggs and larvae of greenhouse whitefly ( Trialeurodes vaporariorum ) and cotton
aphid is holocyclic in North America (i.e. they mate in autumn and produce eggs to overwinter). It is also holocyclic in parts of Europe, whereas throughout