The use of aircraft in agriculture in recent years has provoked much attention.

The Australian Cotton Foundation (ACF) was established in 1973 to promote cotton and the Australian industry. It was also seen as the appropriate body for internal education and industry representation.

The potential for extensive adult movements is one of the key factors contributing to the success of Heliothis spp. as pests (Farrow & Daly 1987, Fitt 1989).

The pattern of flight activity within or between habitats or crops is dependent upon the distribution of those habitats/crops in both space and time.