• About bumblebees

  as search for a suitable nest site. Once a nest is chosen, she will start laying eggs to build her own colony. Approximately 4 weeks after the first eggs [...] the queen will not leave it. She will be inside the nest, continuingly laying eggs and providing orders for the worker bumblebees. In late summer the

• Chafers

  land on trees to mate. During the night the females move to the ground to lay their eggs. Eggs are shiny and white. The eggs hatch after about four weeks

• Eretmocerus eremicus

  programs. This wasp exhibits a fascinating parasitic behavior: the female lays her eggs inside the immature whitefly nymphs, and upon hatching, the larvae [...] Females prefer the second and third larval instars of whiteflies for egg-laying, depositing eggs beneath the larvae. The egg initially appears transparent

• Aphidalia

  species/stages of aphids . Mode of action The ladybirds feed on aphids and lay eggs in the aphid colonies. After emergence, the larvae also feed on aphids

• Japanese beetle

  soon after emergence, and egg-laying soon follows. The average lifespan of a female is 30-45 days, during which she may lay 40-60 eggs. Eggs hatch in about

• Rice root aphid

  feeding on a host plant and they give birth to live offspring instead of laying eggs. Damage symptoms Because they suck the plant’s vital sap from the roots

• Buckthorn-potato aphid

  females are produced, which return to the primary host buckthorn where they lay eggs for overwintering.

• Crane flies

  crane flies emerge from the 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

• Biofly

  Mode of action When the flies emerge from the released pupae, they will lay eggs on or close to the manure, the developing larvae will predate on the

• Miglyphus

  Diglyphus isaea kill second and third instar leaf miner larvae in the mine and lay their eggs next to them. The eggs develop into parasitic wasps inside the