The initial pH was 6.24±0.15 and decreased at the end of the storage to 5.97±0.20, and 6.02±0.23 in packs with headspaces of 1:1 and 3:1, respectively. Significant differences were not observed between the various storage conditions until day 5 (PN0.05), but appeared at days 7 and 10 (Pb0.05)
Fig. 1. (a) and (b). pH values of ostrich meat packed under different conditions (air and
modified atmosphere packaging of 80:20:0, 60:20:20, 60:40:0, 40:40:20/O2:CO2:N2
combinations with headspace ratios of 1:1 and 3:1) during storage at 4 °C.