• Beetles

  the same food as the adults. The pupae do not make a cocoon and will already display many similarities with the adults. The adult beetles usually possess [...] that is, the larvae do not resemble the adult at all, and must pass through a pupal instar before reaching the adult stage. Larvae have biting mouthparts [...] eliminate beetle larvae in the soil, while traps help monitor and reduce adult beetle populations. With Koppert’s biological solutions for beetles, professional

• Asian citrus psyllid

  Nymphs and adults of the psyllid take the bacteria into their bodies by feeding on bacteria-infected plants and then disease is spread when adults fly to a [...] cycle of Asian citrus psyllid Adult Asian citrus psyllids are mottled brown wings insects of about 25 to 35 mm long. The adults are active, jumping/flying [...] over-crowded. Development from egg to adult varied from 14 days at 28°C/82.4°F to 49 days at 15°C/59°F. New adults reach reproductive maturity within 2

• Tobacco whitefly

  the adult are already clearly visible. These pupae are found on the oldest leaves. The adult emerges from the pupa via a T-shaped fissure. The adult whiteflies [...] together. When shaking infested plants, adults will first fly, then return to the underside of the leaves. The adult tobacco whitefly ( Bemisia tabaci ) has [...] (often referred to as ‘pupa’ although strictly spoken this is not true) and adult. The larvae are found on the underside of young leaves and have an oval shape

• Cabbage looper

  close to adult emergence. Finally, the adult has a mottled grayish-brown colour with a silvery figure eight pattern on the forewings. Adults can survive [...] severely defoliated and stunted. Life cycle and appearance of Trichoplusia ni Adults can deposit up to 300 eggs on the underside margins of the upper leaves

• Flies

  affect crop hygiene. Their larvae can damage roots and growing media, while adults can cause contamination. Effective fly control is essential to maintain [...] combines targeted monitoring and natural enemies that reduce both larval and adult populations: Beneficial nematodes Predatory mites Pheromone traps, lures [...] mites target fly larvae in the soil, while traps and attractants reduce adult populations and support monitoring. With Koppert’s biological solutions for

• Greenhouse whitefly

  these pupae are found on the oldest leaves. The adult emerges from the pupa via a T-shaped fissure. The adult whiteflies can usually be found in the top of [...] their eggs. When shaking infested plants, adults will first fly, then return to the underside of the leaves. The adult greenhouse whitefly ( Trialeurodes v [...] (often referred to as ‘pupa’ although strictly spoken this is not true) and adult. The larvae are found on the underside of young leaves and have an oval shape

• Red palm weevil

  Their feeding causes deterioration of this tissue, making it easier for adult weevils to lay eggs deeper into the tissue. Additionally, this provides entry [...] a very harmful insect. Life cycle and appearance of Red palm weevil The adults of the red palm weevil ( Rhynchophorus ferrugineus ) are typical weevils: [...] rostrum that holds the antennae and tiny mandibles. The size and colour of adult weevils greatly varies. Most individuals in the Mediterranean area are about

• Orius insidiosus

  mouthparts with which they feed on thrips and other small insects. Adult stage : Adult Orius insidiosus are small, elongated insects, about 2-3 millimeters [...] strategies in various agricultural and horticultural crops worldwide. Both adults and nymphs are voracious predators, capable of piercing and feeding on the [...] and the body contents are consumed. All stages of thrips are preyed on. Adult females can eat about 20 Western flower thrips ( Frankliniella occidentalis)

• Hemp russet mite

  The eggs are approximately 0.05 mm in diameter and adults are around 0.2 mm long. Nymphs and adults look very similar. [...] The hemp russet mite has four life stages: egg, two nymphal stages and adult. The nymphal stages are sometimes also called larva (1st stage) and nymph

• Common cockchafer

  following stages: egg, three larval instars, a pupal instar and the adult beetle. The adult beetle is 25 to 30 mm long, with a dark head, black pronotum covered [...] damage in the larval stage, when it feeds on roots of grasses and clover. The adults feed on the leaves of trees, mainly on oak, maple, beech and plum. Life