1. University of Thessaly
2. Department of Agriculture
3. Crop Production and Rural Environment
4. Greece
5. Centro de Investigação de Montanha (CIMO)
6. Instituto Politécnico de Bragança
7. Campus de Santa Apolónia
8. 5300-253 Bragança
9. Portugal
10. University of Belgrade
11. Department of Plant Physiology
12. Institute for Biological Research “Siniša Stanković”
13. 11000 Belgrade
14. Serbia