Palma, João H. N.Graves, Anil R.Burgess, Paul J.van der Werf, WopkeHerzog, F.2012-05-302012-05-302009-05-12http://dspace.lib.cranfield.ac.uk/handle/1826/5460en-UKSilvoarable agroforestry in Europe - systems for meeting food and industry crop requirements with improved resource-use efficiencyConference paper