• Consumers

  and parasitic wasps are released to combat harmful insects, in the same way as they do in the wild. Koppert supplies various species of parasitic wasps, predatory [...] . By the time a delicious little tomato reaches your plate, it has already had a very long journey. The plant first has to form fruit before the tomato [...] care of the pollination and therefore the formation of fruit. Honeybees are traditional important pollinators of arable and horticultural crops. The bumblebee

• Parasitic wasps

  begin to feed on the host pest. They consume the host from the inside, which ultimately leads to the death of the host. Pupal stage: After the larvae have consumed [...] eggs either inside the host's body or attaches them to the host's exterior. Larval development: When the parasitic wasp eggs hatch, the newly emerged larvae [...] emerges from the host's body or the cocoon. The host pest is typically killed in the process. Host feeding In addition to parasitization, some parasitic

• About bumblebees

  for the brood as well as perform maintenance jobs on the nest. As the nest continues to develop, the queen will not leave it. She will be inside the nest [...] throughout the winter season. Before hibernation, the new young queens will leave the old nest and mate with drones. As temperature rises and the spring season [...] bumblebees The natural life cycle of the bumblebee is copied under laboratory conditions at our production facilities. In this way, we provide the best conditions

• Spical-Plus

  in the crop, not exposed to direct sunlight Sachets already have an exit hole Hold sachets by the cardboard strip at the top, to avoid damaging the predatory [...] spider mite species. Crops Do not use in tomato. Mode of action Predatory mites multiply in the sachet and disperse into the crop over a period of several [...] y or as soon as the first spider mites are detected in the crop. Use at least 4,000 sachets per ha and hang them evenly spaced in the crop. Release should

• Spider mites and other mites

  n of the leaves, with the affected areas curling and twisting. This damage is caused by the mites feeding on the plant tissue, which disrupts the growth [...] and the availability of food. Here's an overview of the life cycle of plant mites: Egg: The life cycle begins with the female mite laying eggs. The eggs [...] During this stage, the larvae start to feed on plant sap and undergo molting to transition to the next stage. Nymph: After the first molt, the mite larvae become

• Cyclamen mite

  become brown near the base. Life cycle and appearance of Cyclamen mite The life cycle of the cyclamen mite ( Phytonemus pallidus ) has the following stages: [...] host. Tarsonemids like the cyclamen mite ( Phytonemus pallidus ) can occur both on vegetable and ornamental crops. Damage symptoms The cyclamen mite ( [...] on plant sap by penetrating the plant tissue with its piercing-sucking mouth parts. The mites are mostly found within the flower buds, growing tips and

• Northern Corn Rootworm

  feed on the foliage, pollen, silks and developing kernels of corn, with the following consequences: When corn silks are cut all the way back to the ear and [...] diapause; the eggs of “semivoltine” Diabrotica barberi remain dormant in the soil for two winters. This allows the larvae to effectively skip the field’s [...] every year. The rootworms undergo three larval instars then pupate in the soil near the corn roots in late June or early July. After 5–10 days the adults begin

• House fly

  originated in central Asia, the insect expanded its range worldwide long ago as a commensal organism to human populations; the housefly is always found in [...] production create the ideal conditions for maggot development. In extreme cases, large fly populations can even create public health issues for the communities [...] s surrounding a farm. Damage symptoms While the house fly, like other saprophagous, coprophagous or necrophagous flies , does not cause any direct damage

• Shore fly

  Shore fly The life cycle of the shore fly ( Scatella tenuicosta ) has the following stages: egg, three larval instars, a pupa and the adult fly. The eggs are [...] translucent and their body is cylindrical. The larvae are found in the top layer of damp soil, where they also pupate. The adult shore fly is black, about 4 to [...] and stout with short antennae and short legs. The head of the adult has a pair of conspicuous eyes. The wings have grey-brown patches. Although shore flies

• Crane flies

  again and feed voraciously when the soil begins to warm up in spring. The larvae pupate below the soil surface in summer. The pupal stage lasts about two weeks [...] General The larvae of crane flies , called leatherjackets, live in the soil and feed on roots and shoots (which they pull into the ground of mainly grasses [...] crops. The adults do not cause any damage. Damage symptoms Larval feeding causes brown spots in grasslands, turf and cereal fields. Exit holes of the burrows