Nezapar
Pests Southern green stink bug ( Nezara viridula ). Mode of action Adult female parasitic wasps of Trissolcus basalis lay an egg in a host egg. Larvae develop inside the host egg, and after pupation the adult emerges from the host egg by biting a hole in the lid of the stink bug egg. Visual effect Parasitised host eggs turn beige-brown after about a week and shiny grey-black after about 10-12 days. Nezara eggs from which Trissolcus has emerged