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Monday, April 2, 2012

Anti-insect wheat trials launched

28 March 2012

Anti-insect wheat trials launched

By David Shukman
Science editor, BBC News

Aphids are a major threat to cultivation in the UK and other countries

The first experiments with plants genetically modified to repel aphids are under way in the UK.

Wheat has been engineered with a gene from a peppermint plant so that it emits a particular pheromone.

The smell is the alarm signal given off by aphids to warn of an attack by predators.

The researchers hope that this will act as a "no parking sign" to keep the pests at bay without needing insecticide. (...)

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