1. Research
Group ENVOC, Ghent University, Coupure Links 653, B-9000 Ghent, Belgium
2. Research
Group of Plant and Vegetation Ecology, University of Antwerpen, Universiteitsplein
1, B-2610 Antwerp, Belgium
3. Research Institute
for Nature and Forest, Gaverstraat
4, B-9500 Geraardsbergen, Belgium
4. Flemish Environment
Agency, Kronenburgstraat 45, B-2000 Antwerp, Belgium
5. Belgian Interregional
Environment Agency, Kunstlaan 10-11, B-1210 Brussels, Belgium
6. Division
Forest, Nature and Landscape, Department of Earth and Environmental
Sciences, University of Leuven, Celestijnenlaan 200E-2411, B-3001 Leuven, Belgium
7. Forest & Nature Lab, Ghent University, Geraardsbergsesteenweg 267, B-9090 Gontrode, Belgium