Silvopastoralism and Sustainable Land Management. (proceedings of an International Conference on Silvopastoralism and Sustainable Management Held in Lugo, Spain in April 2004.) Edited by M. R. Losada, J. McAdam and A. Riguerio-Rodriguez. Wallingford, UK: CABI International (2005), Pp. 432, £75.00. ISBN 1-84593-0010