1. Institute for Land Use, University of Rostock, Justus‐von‐Liebig‐Weg 6, D‐18059 Rostock, Germany
2. Dept. of Microbiology, N. Copernicus University, ul. Gagarina 9, PL‐89–100 Torun, Poland
3. UFZ Centre for Environmental Research, Department of Soil Science, Lysimeter Station Falkenberg, Dorfstr. 55, D‐39615 Falkenberg, Germany