1. Genetics Biocentre LMU Munich Martinsried 82152 Germany
2. Microbial Interactions in Plant Ecosystems Centre for Plant Molecular Biology University of Tübingen Tübingen 72076 Germany
3. Comparative Microbiome Analysis Helmholtz Centre for Environmental Health Oberschleissheim 85764 Germany
4. Chair for Soil Science Technical University of Munich Freising 85354 Germany