Emina MLADENOVIĆ, PhD, Assistant Professor, Martina ZORIĆ, student, Jelena ČUKANOVIĆ, PhD, Assistant Professor, Ksenija HIEL, PhD, Assistant Professor, Lazar PAVLOVIĆ, MS, Teaching Assistant, Ivana SENTIĆ, MS, Teaching Assistant, University of Novi Sad, Faculty of Agriculture, Trg Dositeja Obradovića 8, 21000 Novi Sad