Larval Preference and Performance ofAmyelois transitella(Navel Orangeworm, Lepidoptera: Pyralidae) in Relation to the FungusAspergillus flavus

The navel orangeworm, Amyelois transitella (Walker), is a polyphagous pest of California nut crops and is responsible for extensive losses in the United States. It directly damages crops by feeding and contaminating nuts with frass and webbing and vectors saprophytic fungi that infect crops. The navel orangeworm is commonly associated with Aspergillus species, including the toxigenic Aspergillus flavus , which causes crop loss by producing...