Issue being addressed Australian cotton farmers have achieved substantial reductions in insecticide use from their adoption of GM technology to control Helicoverpa spp.

Australian cotton is now dominated by transgenic (Bt) varieties, which provides a strong platform for Integrated Pest Management (IPM) of key pests such as Helicoverpa spp.

The objective of this study was to determine what if any biological activity occurred in H. armigera adults and larvae when exposed to extracts from a leguminous plant from Africa, herein referred to as Plant Y.