Aphid insecticide resistance a cause for concern

Gregor Heard
Updated June 11 2019 - 9:06am, first published June 10 2019 - 7:30pm
Green peach aphids with resistance to sulfoxaflor have been found in WA. Photo: cesar.
Green peach aphids with resistance to sulfoxaflor have been found in WA. Photo: cesar.

RESEARCHERS have made the troubling discovery that green peach aphid (GPA) populations in Western Australia are starting to form resistance against one of Australia's most effective registered controls against aphids and white flies.

Gregor Heard

Gregor Heard

National Grains Industry Reporter

Gregor Heard is ACM's national grains industry reporter, based in Horsham, Victoria. He has a wealth of knowledge surrounding the cropping sector through his 15 years in the role. Prior to that he was with the Fairfax network as a reporter with Stock & Land. Some of the major issues he has reported on during his time with the company include the deregulation of the export wheat market, the introduction of genetically modified crops and the fight to protect growers better from grain trader insolvencies. Still involved with the family farm he is passionate about rural Australia and its people and hopes to use his role to act as an advocate for those involved in the grain sector.

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