2005-2006 - | Visiting professor, University of Salzburg |
2003-2004 - | Visiting Professor, University of Salzburg |
2001-2002 - | Visiting professor, University of Salzburg |
1997-1998 - | Visiting professor, University Salzburg |
1996-2002 - | guest lecturer, "ecomorphology of plants", University of Vienna |
1994-1995 - | Visiting professor, University Salzburg |
1993 - | Habilitation, University of Agricultural Sciences, Vienna |
1985 - | Doctoral degree, University of Vienna |
2009 - | International Ragweed Society full member |
2003 - | International Union of Soil Sciences member |
2002 - | Reinhold Tüxen Society full member |
2000 - | Society for Investigating the Flora of Austria founder member |
1990 - | Association of Forest Site Ecology and Geobotany extended member |
1985 - | International Association of Vegetation Science elected member |
1985 - | Austrian Society for Soil Science member |
1984 - | Society for vegetation science in the Eastern Alps and the Dinarids elected member |
1984 - | Austrian Zoological-Botanical Society full member |
1980 - | working group for plant sociology full member |
2012 - |
Herbologia:
Editorial Board Member |
2010 - |
NeoBiota:
Editorial Board Member |
2008 - |
Waldökologie, Landschaftsforschung und Naturschutz:
Top level ( Editor in Chief) |
2005 - |
Waldökologie online:
Top level ( Editor in Chief) |
2001 - |
Neilreichia:
Advisory Board Member |
2018 - | Frontiers in Ecology and Evolution |
2015 - | Community Ecology |
2014 - | Journal of Plant Diseases and Protection |
2013 - | Candollea |
2013 - | Invasive Plant Science and Management |
2012 - | Herbologia |
2012 - | American Journal of Botany |
2012 - | Applied Vegetation Science |
2012 - | Caryologia |
2011 - | Forest Ecology and Management |
2011 - | African Journal of Biotechnology |
2011 - | PLANT SPECIES BIOLOGY |
2011 - | NeoBiota |
2010 - | Annales Botanici Fennici |
2010 - | Waldökologie, Landschaftsforschung und Naturschutz |
2008 - | Basic and applied Ecology |
2007 - | Botanical Journal of the Linnean Society |
2007 - | Weed Science |
2005 -2010 | Waldökologie online |
2000 - | Evolutionary Biology |
1999 -2012 | Folia Geobotanica |
1998 - | Plant and Soil |
1997 -2012 | Plant Biology |
2014 - | Hungarian Scientific Research Fund - OTKA - Hungary |
2010 - | Estonian Science Foundation - Estonia |
2007 - | ÖAD - Österreischischer Austauschdienst - Austria |
2006 -2006 | Wissenschaftsministerium der Republik Serbien - Yugoslavia |
2001 -2009 | Republik Slowenien - Slovenia |
2001 -2010 | Tschechische Akademie der Wissenschaften - Czech Republic |
2013 | Steering Commitee Meeting of the COST-Action FA1203 "SMARTER" Organiser |
2013 | Workshop of the working group "vegetation management" of the COST-Action FA1203 "SMARTER", 13.-14.6.2013 Organiser |
2013 | Annual Meeting of the EU-Project HALTAMBROSIA Organiser |
2011 | RAGWEED eine invasive Pflanze mit allergenem Potential. Wege und Ursachen der Ausbreitung von Ragweed sowie Möglichkeiten der Bekämpfung; Projekt-Abschluss-Veranstaltung Organiser |
2011 | Kick Off meeting EU-Projekt ATOPICA (atopic diseases in changing
climate, land use and air quality) Scientific Member of the Advisory Board |
2011 | 3rd International Symposium on Environmental Weeds and Invasive Plants Member of the Organisation Committee |
2011 | Blumenlos Glücklich?
Fachtagung: Biodiversität im Grünland
Wege zur Förderung und Erhaltung der Vielfalt im Grünland Member of the Organisation Committee |
2011 | Jahrestagung 2011 der Arbeitsgemeinschaft für forstliche Standorts- und Vegetationskunde, Vinschgau, Südtirol Member of the Organisation Committee |
2009 | 7th ISRR Symposium 'Root Research and Applications' (RootRAP) Member of the Organisation Committee |
2005 | XVII International Botanical Congress, Symposium 6.4:
Growth form analysis and meristem management - function and taxxonomy Member of the Organisation Committee |