1. International Institute for Applied Systems Analysis; Ecosystem Services and Management Program; Laxenburg Austria
2. Department of Soil Science, Faculty of Natural Sciences; Comenius University in Bratislava; Bratislava Slovak Republic
3. National Agricultural and Food Centre; Soil Science and Conservation Research Institute; Bratislava Slovak Republic
4. Institute for Sustainable Economic Development; University of Natural Resource and Life Sciences, Vienna; Vienna Austria
5. Division of Crop Management Systems, Crop Research Institute; Prague Czech Republic
6. European Commission, Joint Research Centre; Ispra Italy