1. Thünen Institut für Agrarklimaschutz Bundesallee 50; 38116 Braunschweig Germany
2. Institut für Bodenkunde, Leibniz Universität Hannover; Herrenhäuser Str. 2 30419 Hannover Germany
3. Institute for Catalysis Research and Technology, Karlsruhe Institute of Technology; Hermann-von-Helmholtz-Platz 1 76344 Eggenstein-Leopoldshafen Germany
4. Univ. of Hohenheim; Conversion Technologies and LCA of Renewable Resources; Grabengasse 9 70593 Stuttgart Germany
5. Institute of Soil Landscape Research; Leibniz-Centre of Agricultural Landscape Research; Eberswalder Str. 84 15374 Müncheberg Germany