1. Global Change Research Institute CAS, Bělidla 986/4a, 603 00 Brno, Czech Republic
2. Department of Agrosystems and Bioclimatology, Faculty of Agriscience, Mendel University in Brno, Zemědělská 1/1665, 613 00 Brno, Czech Republic
3. USDA, ARS, Hydrology and Remote Sensing Laboratory, 10300 Baltimore Avenue, Beltsville, MD 20705, USA
4. Department of Geodesy and Geoinformation, Technische Universität Wien (TU Wien), Wiedner Haupstrasse 8-10, 1040 Vienna, Austria