1. Estación Biológica de Doñana, Consejo Superior de Investigaciones Científicas (CSIC), Avda. Américo Vespucio, E-41092 Sevilla, Spain
2. Scientia Terrae Research Institute, B-2860 Sint-Katelijne-Waver, Belgium
3. Laboratory for Process Microbial Ecology and Bioinspirational Management (PME&BIM), Lessius University College, De Nayer Campus, Consortium for Industrial Microbiology and Biotechnology (CIMB), Department of Microbial and Molecular Systems (M2S), KU Leuven Association, B-2860 Sint-Katelijne-Waver, Belgium
4. Division of Plant Ecology and Systematics, Biology Department, KU Leuven, B-3001 Heverlee, Belgium