Authors
Lech Szajdak
Institute for Agricultural and Forest Environment, Polish Academy of Sciences, Poznań, Poland
Irena Życzyńska-Bałoniak
Institute for Agricultural and Forest Environment, Polish Academy of Sciences, Poznań, Poland
Renata Jaskulska
Institute for Agricultural and Forest Environment, Polish Academy of Sciences, Poznań, Poland
Marek Szczepański
Institute for Agricultural and Forest Environment, Polish Academy of Sciences, Poznań, Poland