1. Institute of Land Use, Technical and Precision Technology, Faculty of Agricultural and Food Sciences and Environmental Management, University of Debrecen, 4032 Debrecen, Hungary
2. Institutes for Agricultural Research and Educational Farm, University of Debrecen, Böszörményi 138, 4032 Debrecen, Hungary
3. Department of Civil Engineering, College of Engineering, King Saud University, P.O. Box 800, Riyadh 11421, Saudi Arabia
4. Department of Geography, The Islamia University of Bahawalpur, Bahawalpur 63100, Pakistan
5. Department of Agriculture Production, Faculty of Agriculture, Kyambogo University, Kyambogo, Kampala P.O. Box 1, Uganda
6. Chair of Wood Science, Technical University of Munich, 85354 Freising, Germany