AGENTS AND METHOD FOR CONTROLING SPODOPTERA EXIGUA USING THE ENTOMOPATHOGENIC FUNGUS

摘要

PURPOSE: A method for preventing Spodoptera exigua using insect pathogenic fungi is provided. CONSTITUTION: An agent for preventing Spodoptera exigua contains Nomuraea rileyi as an active ingredient. The Nomuraea rileyi is a fungi obtained from larva of Spodoptera exigua. The Nomuraea rileyi is a natural enemy of the Spodoptera exigua. A method for collecting fungi from Spodoptera exigua comprises: a step of collecting Spodoptera exigua and raising at 25C; a step of separating an individual having white spore on the body surface; and a step of collecting fungi from the individual and culturing in a PDA medium at 25+/-1C for 2-3 days.