Variation in total anthocyanin content (TAC, panel a) and total phenol content (TPC, panel b) of grape cv. Flame Seedless during cold storage (3–4 °C, 90–95 % RH) in relation to different treatments of salicylic acid. Results represent pooled data of two seasons in 2012 and 2013.Vertical bars represent ± S.E. of means for 6 replicates (3 per season), (0.0, 1.0, 1.5 and 2.0 are salicylic acid concentrations in mM), GAE: gallic acid equivalents