1. Department of Forest and Soil Sciences, University of Natural Resources and Life Sciences Vienna, BOKU, Vienna, Austria
2. Faculty of Science and Technology, Free University of Bozen-Bolzano, Bozen-Bolzano, Italy
3. Forest Research Institute, Hellenic Agricultural Organization Demeter, Thessaloniki, Greece
4. Department of Integrative Biology, University of Colorado Denver, Denver, CO, USA
5. Department of Anatomy, University of Otago, Dunedin, New Zealand
6. Department of Agronomy, Food, Natural Resources, Animals and Environment (DAFNAE), University of Padua, Padua, Italy
7. Laboratoire Chrono-Environnement, Université de Bourgogne Franche-Comté, Pôle Universitaire du Pays de Montbéliard, Montbéliard, France