Spodoptera frugiperda (J.E. Smith) (Lepidoptera: Noctuide) or fall armyworm is an important pest of cultivated plants, especially from the Graminae group, which causes yield losses reaching 100%. Mass breeding of S. frugiperda as an important test insect is carried out to study the life cycle, bioecology, feeding habits, susceptibility and resistance to chemical compounds. Mass cultures of S. f…