* 2012 – Erasmus students (Institute of Biology and Ecology in Kosice, Slovakia)
* 2016 – Проф. Sabah lamlom (University of Omar Al-Mukhtar, Al Bayḑā’, Lybia)
* 2017– Emilia Arsov (Erasmus Program, Faculty of Agriculture at Gotse Delchev University in Shtip, Northern Macedonia)
*2019 - Prof. Gerd-Joachim Krauss (Martin-Luther-Universität Halle-Wittenberg; Institut für Biochemie und Biotechnologie Pflanzenbiochemie, Germany)