The disruptive nature of many of the broad spectrum insecticides on which heliothis control relies on cotton limits the adoption of integrated pest management (IPM) programs, particularly where they place emphasis on

Any agent which reduces damage caused by heliothis is a valuable asset.

During the 1991-92 season, a 1 ha block of unsprayed raingrown cotton near Dalby was sampled for parasite activity in heliothis larvae.