1. Laboratory of Remote Sensing, Spectroscopy, and GIS, Department of Agriculture, Aristotle University of Thessaloniki, 54124 Thessaloniki, Greece
2. Helmholtz Center, Potsdam GFZ German Research Centre for Geosciences, Section Remote Sensing and Geoinformatics, 14473 Potsdam, Germany
3. Institute of Soil Science, Leibniz University Hannover, Herrenhäuser Str. 2, 30419 Hannover, Germany
4. Institute of Methodologies for Environmental Analysis (IMAA), National Council of Research (CNR), C. da S. Loja, Tito Scalo, 85050 Potenza, Italy
5. School of Science and Technology, International Hellenic University, 14th km Thessaloniki—N. Moudania, 57001 Thermi, Greece
6. Institute for Space Sciences, Free University Berlin, 12165 Berlin, Germany
7. Centre of Research and Technology—Hellas (CERTH), Institute for Bio—Economy and Agri—Technology (iBO), 57001 Thessaloniki, Greece