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
eggs or pupae, as well as indirect effects such as reduced fertility (egg laying), problems with regard to moulting, or a repellent effect. The data within
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
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
females are produced, which return to the primary host buckthorn where they lay eggs for overwintering.
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
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
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
Mode of action Adult parasitic wasps emerge from the mummies and females lay their eggs into aphids . The next generation of parasitic wasps develop inside