Perez, Mickaël, VINOVALIE R&D, Saint-Sulpice-la-Pointe; ABSys, University of Montpellier, INRAE, CIRAD, Institut Agro, Ciheam-IAMM, Montpellier; AGIR, INRAE, INPT, ENSAT, EI-PURPAN, University of Toulouse, Castanet-Tolosan;, France