Species decline in the agricultural landscape : What do we know and what can we do? / published by: Deutsche Akademie der Naturforscher Leopoldina e. V. - Nationale Akademie der Wissenschaften (German National Academy of Sciences Leopoldina), Union der deutschen Akademien der Wissenschaften e. V. (Union of the German Academies of Sciences and Humanities), acatech - Deutsche Akademie der Technikwissenschaften e. V. (acatech - National Academy of Science and Engineering) ; edited: Dr. Christian Anton (German National Academy of Sciences Leopoldina), Dr. Anne-Christine Mupepele (Albert Ludwig University of Freiburg), Dr. Henning Steinicke (German National Academy of Sciences Leopoldina)