@article {1318, title = {Long-term ecological change in British woodlands (1971 - 2001)}, number = {No. 653}, year = {2005}, pages = {1-139}, institution = {English Nature}, address = {Peterborough}, author = {Kirby, K. and Smart, S.M. and Black, H.I. and Bunce, R.G.H. and Corney, P.M. and Smithers, R.J.} }