Insects on farmland and their importance to granivorous birds
Many species of farmland birds have shown huge declines in numbers and range since the 1970s due to agricultural intensification, and these declines have been worst amongst granivorous species. Recent studies have suggested that low abundance of invertebrate chick food may have been important in dri...
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University of Stirling
2004
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Online Access: | http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.440814 |