Changes in the activities of PPO (A), POD (B), CAT (C) and IB intensity (D) of pineapple (Ananas comosus cv. ‘Comte de Paris’) fruit during storage at various temperatures
(6, 10 and 25 ◦C) for 24 days. In (A), (B), (C) and (D), each value represents the means of three replicates, and vertical bars indicate the SE. Different letters indicate a statistical
difference at the 5% level among treatments according to Duncan’s multiple range test.