1. Department of Soil Protection and Recultivation, Faculty of Environmental Sciences and Process Engineering, Brandenburg University of Technology (BTU), P.O. Box 10 13 44, 3013 Cottbus, Germany
2. Lehrstuhl für Bodenkunde, Technische Universität München, Wissenschaftszentrum Weihenstephan, 85350 Freising, Germany
3. German Research Center for Geosciences GFZ, Telegrafenberg, 14473 Potsdam, Germany
4. Bioeconomy Research and Technology Council, Mauerstraße 79, 10117 Berlin, Germany