1. Department of Land Air and Water Resources University of California Davis CA USA
2. John Muir Institute of the Environment University of California Davis CA USA
3. School of Plant and Environmental Sciences Virginia Polytechnic Institute and State University Blacksburg VA USA
4. Department of Agricultural Sciences University of Sassari Sassari Italy
5. UMR5023 Ecologie des Hydrosystèmes Naturels et Anthropisés CNRS ENTPE Université de Lyon 1 Bouguenais France