| Institution: | UniversitéParis-Sud, Laboratoire d'Ecologie, Systématique et Evolution, UMR CNRS 8079, F-91405 Orsay, France,;Ecologie Microbienne, UMR 5557 (CNRS –UniversitéLyon 1 –USC 1193 INRA), 43 Bd du 11 Novembre 1918, F-69622 Villeurbanne, France,;Department of Biological Sciences and Merriam-Powell Center for Environmental Research, Box 5640, Northern Arizona University, Flagstaff, AZ 86011–5640, USA, and;Department of Global Ecology, Carnegie Institution of Washington, 260 Panama Street, Stanford, CA 94 305, USA |
