creators_name: Zeltner, Esther creators_name: Hirt, Helen type: conference_item datestamp: 2006-02-10 lastmod: 2009-08-20 14:29:03 metadata_visibility: show title: How should a hen run be structured so that it is used evenly by laying hens ? subjects: 9poultry full_text_status: public keywords: poultry, hen run, structuring elements, Biogeflügelhaltung, Grünauslauf, Strukturierung abstract: The aim of this study was to obtain an even use of the hen run with structures as an uneven use leads to a nutrient and heavy metal overload on the frequently used areas. In particular, we looked at the preference of hens for a certain kind and amount of structuring elements. date: 2004 date_type: published refereed: never citation: Zeltner, Esther and Hirt, Helen (2004) How should a hen run be structured so that it is used evenly by laying hens ? Proceedings of the 38th International Congress of the ISAE, Helsinki, 03.-07.08.2004. document_url: http://orgprints.org/6461/1/Zeltner-2004-hen-run.pdf