1. University of Trieste Department of Life Sciences, , Via L. Giorgieri 10, Trieste 34127 , Italy
2. University of Udine Department of Agricultural, Food, Environmental and Animal Sciences, , Viale delle Scienze 206, Udine 33100 , Italy
3. Institute of Ecology and Earth Sciences, University of Tartu Department of Botany, , J. Liivi 2, Tartu 50409 , Estonia
4. University of Padova Department of Biology, , Via U. Bassi 58/B, Padova 35121 , Italy
5. University of Messina Department of Chemical, Biological, Pharmaceutical and Environmental Sciences, , Viale Ferdinando Stagno d’Alcontres 31, Messina 98166 , Italy
6. Elettra Sincrotrone Trieste, Area Science Park , Basovizza, Trieste 34149 , Italy
7. University of Trieste Department of Physics, , Via A. Valerio 2, Trieste 34127 , Italy