• Crane flies

  soil in late summer to fall, and females mate and lay 200-300 eggs. Larvae emerge within one week and then feed on roots and crowns of grasses during the [...] leatherjackets, live in the soil and feed on roots and shoots (which they pull into the ground of mainly grasses and cereal crops. The adults do not cause [...] turf and cereal fields. Exit holes of the burrows of the larvae might also be visible. Secondary damage may come from birds and rodents feeding on larvae

• Whitefly

  greenhouse and field crops, feeding on plant sap and transmitting harmful viruses. Their feeding weakens plants, causes leaf yellowing and leads to honeydew [...] reducing whitefly populations by parasitizing larvae and host feeding. Predatory mites and bugs feed on eggs and larvae of whiteflies. Beneficial fungi are very [...] develop on the leaves, reducing photosynthesis and transpiration. Viruses can be transmitted from one plant to another. Both T. vaporariorum and B. tabaci

• Western flower thrips

  occidentalis) can be found on a wide variety of plants, including many vegetable and ornamental crops in greenhouses, and on various weeds. It is an especially [...] more developed wing buds and longer antennae that are curved back over the head. The prepupal and pupal instars do not feed and only move if disturbed. [...] surface tissues and sucking out their contents, causing the surrounding tissue to die. The resulting silver-grey patches on leaves and the black dots of

• Grape mealy bug

  of stem, on leaves and berries. Mealy bugs are pinkish and covered with white mealy wax. Female lays 300-500 eggs in loose cottony ovisac and eggs are [...] Damage symptoms Adults and nymphs suck the sap from the leaves, shoots, flowers and grape bunches. Malformation of leaves and shoot tips due to infestation [...] honey dew, sooty mould and dead mealy bugs on grape berries. Infected bunches are not suitable for making raisins. Life cycle and appearance Mealy bugs

• Cotton bollworm

  stop growing, mature rapidly, and drop off. In legumes, flowers are attacked, and seed pods may be pierced. Life cycle and appearance of Cotton bollworm [...] deposited individually on young shoots near buds, flowers, fruits or on leaves. They are almost spherical with a flattened base and a diameter of about 0 [...] highly polyphagous, feeding on crops such as cotton, sorghum, tomato, sweet corn, beans, soybeans, tobacco, sunflowers and various fruit crops. Among

• Potato aphid

  making the crop and its fruit sticky. Black fungal moulds ( Cladosporium spp.) grow on this honeydew, contaminating fruit and ornamental crops and rendering [...] colonized, including tomato, aubergine and roses. Damage symptoms Nymphs and adults extract nutrients from the plant and disturb the balance of growth hormones [...] production. Life cycle and appearance of Potato aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in

• Swirski-Mite

  Natutec Airobug Dosage The dosage of Swirski-Mite depends on climate, crop and pest density and should always be adjusted to the particular situation. Start [...] Pests Young larvae of various thrips species and eggs and larvae of whitefly . Crops Do not use in tomato. Mode of action Predatory mites use their piercing [...] Bran. Application Turn and shake the bottle gently before use Push the centre of the cap to open the dosage hole Sprinkle material on leaves or pour into

• Citrus leaf miner

  enter the leaf tissues of tender leaves and feeding on them produces snake-like mine. This causes the leaves to curl and twist. Severe infestation causes the [...] curl badly, dry off and growth retardation of younger trees. Life cycle and appearance The moth lays the eggs singly up to 50 on lower surface of the [...] mid-rib. The caterpillar enters the leaf tissue after hatching from the egg and starts mining between the two layers. The larvae excrete their faeces into

• Codling moth

  with ash-grey and a large, metallic, bronzy black ocellus on the hind part. The hindwings are brown. The eggs are about 1.3 x 1.0 mm, and whitish opalescent [...] mm long, initially whitish and later pale pinkish white, with a brown head and a pale anal plate. The pupa is 8-10 mm long and yellowish brown to dark brown [...] pomonella ) is a notorious, worldwide pest of apple and also occasionally of pear, quince, peach and other fruits. It is very common in Europe. Damage symptoms

• Chrysopa-E

  carrier material Dosage The dosage of Chrysopa-E depends on climate, crop and pest density and should always be adjusted to the particular situation. I [...] Pests Aphids and other pests, like mealybugs , Echinothrips and eggs of pest lepidoptera species . Mode of action Larvae of the lacewing attack their prey [...] prey and suck their body fluids. Visual effect Prey is sucked out, shrivelled skins are difficult to find. Chrysoperla carnea larvae are active mainly