Edited by R. Lillak R. Viiralt A. Linke V. Geherman Edited by R. Lillak R. Viiralt A. Linke V. Geherman Integrating Efficient Grassland Farming and Biodiversity Integrating Efficient Grassland Farming and Biodiversity 29 31 August 2005 Tartu, Estonia VOLUME 10 GRASSLAND SCIENCE IN EUROPE VOLUME 10 GRASSLAND SCIENCE IN EUROPE