1Department of Biosciences, University of Salzburg, Hellbrunnerstrasse 34, A-5020 Salzburg, Austria
2Humboldt-Universität zu Berlin, Institute of Biology, Ecology Group, Philippstraße 13, 10115 Berlin, Germany
3Leibniz-Institut Deutsche Sammlung von Mikroorganismen und Zellkulturen, Inhoffenstrasse 7B, D-38124 Braunschweig, Germany
4Microbiology, Braunschweig University of Technology, Braunschweig, Germany
5Technical University of Munich, Hans-von-Carlowitz-Platz 2, D-85354 Freising, Germany
6Forest Entomology, Swiss Federal Research Institute WSL, Zürcherstrasse 111, CH-8903 Birmensdorf, Switzerland