Commercial biopesticides based on entomopathogenic fungi are expected to be registered for use as microbial biological control of aphids in Australia in the near future.

Correct identification of the species of aphid present is a critical step in determining a management strategy.

Since the first reported control failures at Emerald during the 1998-99 cotton season, insecticide resistance in cotton aphid, has emerged as a significant threat to the Australian cotton industry.

The cotton aphid, Aphis gossypii is a pest of escalating concern in Australia.