Institution: | a 4‘C’easons, Church Close Cottage, Maulden, Bedford MK45 2AU, UK b Agricultural Research Centre, Plant Production Research, FIN-31600, Jokioinen, Finland c Dept. de Engenharia Rural, Instituto Superior de Agronomia, Universidade Tecnica de Lisboa (ISA/UIL), 1399, Lisbon Cedex, Portugal d Institute of Production Engineering and Building Research, Federal Research Centre of Agriculture (FAL), Bundesallee 50, 38116, Braunschweig, Germany e Model Farm, New Road, Maulden, Bedford MK45 2BQ, UK f Instituut voor Rationele Suikerproductie (IRS), Van Konijnenburgweg 24, P.O. Box 32, 4600 AA, Bergen op Zoom, The Netherlands g Eidgenössische Forschungsanstalt für Agrarökologie und Landbau (FAL), Reckenholzstrasse 191, CH-8046, Zürich, Switzerland |