Faculty of Exact and Natural Sciences - Krakow POLAND
Grzegorz Formicki - University of the National Education Commission, Kraków, Poland
Agnieszka Greń- University of the National Education Commission, Kraków, Poland
Zofia Goc - University of the National Education Commission, Kraków, Poland
Renata Muchacka - University of the National Education Commission, Kraków, Poland
Edyta Kapusta - University of the National Education Commission, Kraków, Poland
Tomáš Slanina - Slovak University of Agriculture, Nitra, Slovak Republic
László Tutor - Hungarian University of Agriculture and Life Science, Gödöllő, Hungary