Sunday 26 January 2014

Citizen science charts horse chestnut tree pest spread

By Mark Kinver
Environment reporter, BBC News

A citizen science study, involving more than 3,500 people, has revealed the spread and establishment of the horse chestnut leaf-miner in the UK.

It also suggests that a native species of wasp that preys on the tiny insect will not be able to curb its impact.

A tree infested with the caterpillars of the non-native moth tunnel through leaves, causing them to turn autumnal brown, even in the middle of summer.





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