Optimising the use of hen runs by structures and managementEstherZeltnerauthorHelenHirtauthorJ.HauserauthorOne of the main problems in free range husbandry of laying hens is the uneven use of the hen run. This leads to an overuse of pasture near the hen house. In a series of behavioural experiments we tried to determine management and structuring factors which may result in more hens in the run and a more even distribution of the animals. Poultry2005Conference paper, poster, etc.