A major threat to the longevity of Bt cotton is Helicoverpa's ability to develop genetic resistance to high doses of Bt toxins.

The Problem Cotton aphid and silverleaf whitefly feed on phloem sap and produce sugar rich honeydew that can contaminate open cotton bolls leading to downstream problems with processing.

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

The cotton industry is challenged with attracting and retaining core staff, on-farm labour, and access to professional advisers and service providers.

In 2001 a comprehensive review of centre pivot and lateral move (CPLM) irrigation systems in the Australian cotton industry was undertaken by Foley & Raine (2001).