1. 1 Department of Ecology and Environmental Sciences, Palacký University, Šlechtitelů 27, Olomouc, CZ-78371, Czech Republic
2. 2 Department of Botany, Palacký University, Šlechtitelů 27, Olomouc, CZ-78371, Czech Republic.
3. 3 Centre of the Region Haná for Biotechnological and Agricultural Research, Crop Research Institute, Šlechtitelů 29, Olomouc, CZ-78371, Czech Republic.