Deloire, A., 1) National Wine and Grape Industry Centre, Charles Sturt University, Locked Bag 588, Wagga Wagga, NSW 2678, Australia; 2) The Australian Research Council Training Centre for Innovative Wine Production, University of Adelaide, PMB 1, Glen Osmond, Adelaide, SA 5064, Australia *current address: Montpellier SupAgro, 2 place Pierre Viala, 34060, Montpellier, France, Australia