Institution: | (1) IPP–CNR, Via Madonna del Piano 10, I-50019 Sesto Fiorentino, Firenze, Italy;(2) USDA Forest Service, 4955 Canyon Crest Drive, Riverside, CA 92507, USA;(3) WSL Swiss Federal Research Institute, Zuercherstrasse 111, CH-8903 Birmensdorf, Switzerland |