Vicca, Sara
Balzarolo, Manuela
Filella, Iolanda
Granier, André
Herbst, Mathias
Knohl, Alexander
Longdoz, Bernard
Mund, Martina
Nagy, Zoltan
Pintér, Krisztina
Rambal, Serge
Verbesselt, Jan
Verger, Aleixandre
Zeileis, Achim
Zhang, Chao
Peñuelas, Josep
Article History
Received: 16 March 2016
Accepted: 2 June 2016
First Online: 15 June 2016
Competing interests
: The authors declare no competing financial interests.