Excellent control - Isaria fumosorosea fungal spores - highly effective against egg, larva, pupa and adult whitefly stages.    

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PREFERAL® WG – powerful whitefly biopesticide

Controls all whitefly stages from egg to adult

  • Excellent whitefly control - controls all whitefly stages, egg to adult
  • Powerful biological insecticide - contains spores of naturally-occurring fungus Isaria fumosorosea strain Apopka 97
  • Available for use in Belgium, the Netherlands, France, Norway, Sweden and Finland

How does PREFERAL® WG work

  • Spores germinate and fungus penetrates and proliferates inside its host
  • Grey-white mycelium is visible on outside of insect cadaver
  • Infected hosts become deformed and turn brown

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