[1] CSIC, Inst Sustainable Agr, Cordoba, Spain
[2] Inst Natl Rech Agr Alimentat & Environm INRAE, AgroParisTech, UMR GQE Le Moulon, Gif Sur Yvette, France
[3] Univ Vic, BETA Technol Ctr, Vic, Spain
[4] Wageningen Univ & Res, Ctr Crop Syst Anal, Wageningen, Netherlands
[5] Swedish Univ Agr Sci, Dept Crop Prod Ecol, Uppsala, Sweden