Table 3.
The effects of different ozone treatments on the respiration rate (mLCO2 kg−1 h−1) of peppers and gas composition in MAP during storage
| Treatments | Storage days | Means | ||||
|---|---|---|---|---|---|---|
| 0 | 2 | 4 | 6 | 8 | ||
| Respiration rate (mLCO2 kg−1 h−1) | ||||||
| Control (water) | 36.81 ± 4.52 | 22.01 ± 2.17 | 24.76 ± 3.69 | 28.18 ± 2.87 | 25.01 ± 1.85 | 27.35 |
| Ozonated water | 36.81 ± 4.52 | 23.36 ± 2.34 | 21.60 ± 1.38 | 25.26 ± 2.50 | 27.07 ± 0.95 | 26.82 |
| Control (air) | 36.81 ± 4.52 | 33.20 ± 3.02 | 28.98 ± 1.66 | 34.53 ± 4.59 | 36.38 ± 2.84 | 33.98 |
| Ozone gas | 36.81 ± 4.52 | 26.04 ± 3.24 | 18.65 ± 0.48 | 24.83 ± 1.61 | 17.96 ± 1.41 | 24.86 |
| Means | 36.81 | 26.15 | 23.50 | 28.20 | 26.60 | |
| O2 rate (%) | ||||||
| Control (water) | 21.00 ± 0.00 | 18.67 ± 2.08 | 17.67 ± 0.84 | 18.10 ± 0.47 | 18.33 ± 0.54 | 18.75 |
| Ozonated water | 21.00 ± 0.00 | 18.70 ± 1.64 | 17.67 ± 0.42 | 20.57 ± 0.18 | 18.73 ± 1.12 | 19.33 |
| Control (air) | 21.00 ± 0.00 | 18.10 ± 1.16 | 16.30 ± 0.67 | 16.67 ± 2.18 | 17.73 ± 1.07 | 17.96 |
| Ozone gas | 21.00 ± 0.00 | 15.23 ± 0.86 | 16.33 ± 1.39 | 18.10 ± 0.75 | 18.93 ± 0.97 | 17.92 |
| Means | 21.00 | 17.68 | 16.99 | 18.36 | 18.43 | |
| CO2 rate (%) | ||||||
| Control (water) | 0.03 ± 0.00 | 1.53 ± 0.28 | 1.50 ± 0.26 | 1.70 ± 0.15 | 1.27 ± 0.29 | 1.21 |
| Ozonated water | 0.03 ± 0.00 | 1.47 ± 0.44 | 1.90 ± 0.10 | 1.03 ± 0.09 | 1.30 ± 0.21 | 1.15 |
| Control (air) | 0.03 ± 0.00 | 1.87 ± 0.22 | 1.90 ± 0.06 | 1.87 ± 0.37 | 1.67 ± 0.17 | 1.47 |
| Ozone gas | 0.03 ± 0.00 | 2.37 ± 0.24 | 1.90 ± 0.17 | 1.53 ± 0.07 | 1.13 ± 0.09 | 1.39 |
| Means | 0.03 | 1.81 | 1.80 | 1.53 | 1.34 | |
Values are mean ± standard error of triplicate determinations