1. MTA-DE Biodiversity and Ecosystem Services Research Group, Egyetem sqr. 1, 4032, Debrecen, Hungary
2. Institute of Nature Conservation, Polish Academy of Sciences, Mickiewicza 33, 31-120 Kraków, Poland
3. Department of Plant Biology and Ecology, University of the Basque Country UPV/EHU, Apdo. 644. 48080 Bilbao, Spain
4. Agroecology, Department of Crop Science, Georg-August University. Grisebachstrasse 6, 37077 Göttingen, Germany
5. Department of Agro-Environmental and Territorial Sciences, University of Bari, Via Orabona 4, 70125 Bari, Italy
6. Department of Environmental Sciences, University of Helsinki, P.O. Box 65 (Viikinkaari 2a), 00014, Finland
7. Department of Biosciences, University of Helsinki, P.O. Box 65 (Viikinkaari 1), 00014, Finland