Table 1.
Physical proper ties of Valencia oranges dur ing storage at 4°C and 20°C
| Properties | Temp. (°C) | Period (days) |
| 0 | 10 | 20 | 30 |
| Decay ratio (%) | 4 | - | - | - | - |
| 20 | | - | 6.00±2.831) | 24.00±5.66 |
| Weight loss (%) | 4 | 0.00±0.00c | 0.06±0.03c | 0.24±0.08bc | 0.32±0.17bc |
| 20 | | 0.77±0.46b | 1.98±0.27a | 2.16±0.04a |
| Peel thickness (mm) | 4 | 5.72±0.78a | 5.13±0.66b | 4.61±0.71bcd | 4.53±0.58cd |
| 20 | | 4.73±0.40bc | 4.08±0.59de | 3.81±0.49e |
| Color value (peel) |
| L* value | 4 | 68.58±2.03a | 69.16±1.31a | 68.71±1.86a | 68.52±1.16a |
| 20 | | 69.30±1.48a | 67.92±1.91a | 65.16±4.80b |
| a* value | 4 | 4.72±3.37b | 6.61±2.55ab | 7.42±2.88ab | 8.55±1.84a |
| 20 | | 6.46±1.87ab | 5.91±2.44ab | 6.31±1.75ab |
| b* value | 4 | 54.27±3.19a | 51.48±3.12a | 51.45±1.37a | 51.26±2.26a |
| 20 | | 45.08±1.78b | 45.52±5.75b | 38.16±8.41c |
| ΔE value | 4 | 0.00±0.00 | 5.01±1.65 | 4.86±2.01 | 5.26±2.31 |
| 20 | | 9.66±1.70 | 9.60±5.19 | 17.13±8.61 |
| Color value (flesh) |
| L* value | 4 | 52.95±2.66ab | 51.66±1.69abc | 49.26±1.16d | 50.70±1.60cd |
| 20 | | 53.62±1.94a | 51.36±2.26bcd | 50.88±1.96bcd |
| a* value | 4 | 0.75±0.56ab | -0.26±0.53cd | 1.04±0.45a | 0.15±0.25bc |
| 20 | | 0.52±0.65ab | -0.68±0.44d | -0.28±1.52cd |
| b* value | 4 | 15.65±2.04ab | 14.19±1.71bcd | 14.88±1.31abc | 12.71±1.21d |
| 20 | | 13.65±1.02cd | 15.36±1.38ab | 16.23±1.64a |
| ΔE value | 4 | 0.00±0.00 | 2.90±1.38 | 4.06±0.87 | 4.03±1.27 |
| 20 | | 2.86±1.01 | 3.10±1.22 | 3.57±0.90 |
Mean±SD (n=3). Means with different superscripts within the row are significantly different at p<0.05 based on Duncan’s multiple range test.