Field work was conducted over the 1988/89 and 1989/90 cotton growing seasons in the Central Highlands of Queensland. Pheromone dispensers, specially formulated for P.

The apple dimpling bug (ADB), Campylomma liebknechti (Girault) is a sucking insect indigenous to Australia.

Cotton crops in Australia are visited by a wide range of beneficial insects. These include generalist predators and specialist parasitoids which attack key pests.

One of the major objectives of the cotton industry is to reduce dependence on insecticides. This may be achieved by incorporating parasitoids into the pest management strategy.