• Potato aphid

  presence in the crop. The adult potato aphid is a large, slender aphid with long, green cornicles, long legs, and a long cauda. Adults are usually green, but [...] colonized, including tomato, aubergine and roses. Damage symptoms Nymphs and adults extract nutrients from the plant and disturb the balance of growth hormones [...] Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. When reproduction is asexual, the young aphids

• Sciarid flies

  following stages: egg, four larval instars, a pupal instar, and the adult. The adult insects are 1 to 5 mm long, grey-black flies with long antennae. They [...] grow on them, although some species can also eat living plant material. The adults prefer humid habitats and are attracted to a broad range of pathogenic and [...] micro-organisms for oviposition. Indirect damage is caused by the larvae and adults transferring fungal diseases, such as Fusarium, Botrytis and Verticillium

• Black bean aphid

  younger parts of the plant but can spread all over the plant. Nymphs and adults extract nutrients from the plant and disturb the balance of growth hormones [...] Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. In greenhouses, reproduction takes place [...] usually darker than the body. The legs are light yellow with darker tips. Adult wingless aphids are 1.5-3.1 mm long.

• Phytoseiulus persimilis

  with their mouthparts and suck out the contents. The adult Phytoseiulus persimilis also attacks adult spider mites but the earlier development stages only [...] between 15 and 25°C. At about 20°C with good prey supply, an adult female consumes up to five adult spider mites or 20 young larvae or eggs per day. Because [...] protonymphal, deutonymphal and adult stages the mites feed almost continuously. Protonymphs and deutonymphs are similar to the adults in appearance, but smaller

• Broad mite

  tarsonemid mites has the following stages: egg, larva, and adult. The larvae have three pairs of legs, adults possess four pairs. The last pair of legs in both [...] Polyphagotarsonemus latus ) resembles the adult, but is slightly smaller and has only three pairs of legs. The emerging adult mite is roughly 0.2 mm long, oval [...] the larvae stay in their cuticle for one or two days and then emerge as adults. This stage is often considered a fourth stage called pupa, false pupa or

• Tomato leaf miner

  instar and the adult fly. Adult leaf miners are small yellow and black coloured flies , at most only several millimetres long. When the adult females feed [...] is affected. The older larvae make wider tunnels. Feeding spots made by adult females can also reduce yield, although except with ornamental crops, this

• American serpentine leaf miner

  instar and the adult fly. Adult leaf miners are small yellow and black coloured flies , at most only several millimetres long. When the adult females feed [...] is affected. The older larvae make wider tunnels. Feeding spots made by adult females can also reduce yield, although except with ornamental crops, this

• Rhyzobug

  Aulacaspis spp ., and other species of armoured scale insects. Mode of action Adults and larvae feed on all stages of armoured scale insects. Visual effect Small [...] feeding damage is visible as irregular holes in the scale cover. Pack size 500 adults. Presentation 90 ml cardboard tube. Carrier Buckwheat hulls. Application [...] Open the cap and tap the beetles directly on the plants. Be aware that adults may not fly away immediately after release. Dosage The dosage of Rhyzobug

• Impatiens thrips

  pupa, and finally the adult insect. Impatiens thrips (Echinothrips americanus) completes its entire development from egg to adult on the plant, specifically [...] on the ground. The prepupae and pupae remain immobile on the leaf tissue. Adults are found on both upper- and undersides of the leaves. This species of thrips

• House fly

  hen houses, making them a particularly annoying deterrent for employees. Adult flies can spread many different pathogens from contaminated breeding sites [...] many parasitic worm species. Life cycle and appearance of House fly The adult house fly ( Musca domestica ) is 6–7 mm long, yellowish-grey to dark grey [...] change in colour from yellow to red, to brown, to black as the pupa ages. New adult flies will emerge as early as two days after pupation (at temperatures above