Population declines and range contractions among lowland farmland birds in Britain
Fuller, R.J. (British Trust for Ornithology, The Nunnery, Thetford, Norfolk, UK.) ; Gregory, R.D ; Gibbons, D.W ; Marchant, J.H ; Wilson, J.D ; Baillie, S.R ; Carter, N
Conservation biology, 1995-12, Vol.9 (6), p.1425-1441 [Periódico revisado por pares]238 Main Street, Cambridge, Massachussets 02142: Blackwell Science Inc
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