IN VITRO METHOD FOR PRODUCING INFECTIVE BACTERIAL SPORES AND SPORE-CONTAINING INSECTICIDAL COMPOSITIONS

摘要

The invention relates to an insecticidal composition for use in controlling Scarabaeidae by application to fields, orchards, pastures, lawns, gardens, or containers comprising as an active ingredient an insecticidally effective amount of sporangium-free spore selected from the group consisting of milky disease pathogen spores and mixtures thereof, said spore having been produced in vitro; and a carrier or diluent.