info:oai:orgprints.org:13351info:ofi/fmt:xml:xsd:bookSpoolderHansSpoolder, HansBiavatiBrunoBiavati, BrunoBorgsteedeFredBorgsteede, FredDaviesDavidDavies, DavidKlockePeterKlocke, PeterMaurerVeronikaMaurer, VeronikaNagelPhilipNagel, PhilipNicholasPhillipaNicholas, Phillipavan KrimpenMarinusvan Krimpen, MarinusMejerHelenaMejer, HelenaModestoMonicaModesto, MonicaStrozziGian PaoloStrozzi, Gian PaoloThamsborgStig MilanThamsborg, Stig MilanVermeerHermanVermeer, HermanWagenaarJan-PaulWagenaar, Jan-PaulZollitschWernerZollitsch, WernerSundrumAlbertSundrum, Albert2008Performance of organic and low input livestock systems: a matter of sound design? proceeding