Authors
Andrzej Brzeg
Department of Plant Ecology and Environmental Protection, Faculty of Biology, Adam Mickiewicz University in Poznań, Poznań, Poland
Wojciech Szwed
Department of Forest Botany, Faculty of Forestry, Poznań University of Life Sciences, Poznań, Poland
Maria Wojterska
Department of Plant Ecology and Environmental Protection, Faculty of Biology, Adam Mickiewicz University in Poznań, Poznań, Poland