Table 2
Changes of color value in bell pepper during storage at different conditions
| Storage period(days) | Treatment1) | Color vale |
| L | a | b | △E |
| 0 | BPC | 35.48±1.57E2) | -8.01±1.21E | 16.46±2.98C | - |
| BPT-5 | 35.48±1.57A | -8.01±1.21D | 16.46±2.98AB | - |
| BPT-10 | 35.48±1.57BC | -8.01±1.21EF | 16.46±2.98CD | - |
| 3 | BPC | 34.50±1.55E | -4.33±1.54DE | 15.10±2.22C | 4.56±1.90D |
| BPT-5 | 34.32±2.52B | -3.01±0.93ABC | 14.57±2.38B | 6.11±1.78AB |
| BPT-10 | 34.51±1.64BC | -3.33±2.41DE | 15.61±4.73D | 6.16±3.41DE |
| 6 | BPC | 34.50±1.87CDa3) | -3.02±1.97Da | 15.01±2.65C | 5.98±2.01Fa |
| BPT-5 | 35.00±1.90Ba | -4.80±1.24Cb | 18.11±4.13A | 6.17±1.26ABa |
| BPT-10 | 35.27±1.90BCa | -8.50±0.62Fc | 17.71±3.77CD | 3.37±2.41Eb |
| 9 | BPC | 36.80±1.39CDa | -6.30±0.99DEab | 17.37±2.30BCb | 3.29±1.17Db |
| BPT-5 | 34.89±2.17ABb | -4.90±2.55Ca | 14.44±3.39Bc | 5.23±2.30Ba |
| BPT-10 | 36.58±1.35BCab | -7.91±3.57EFb | 20.17±2.06BCDa | 5.19±1.87Ea |
| 12 | BPC | 36.06±2.61CDEab | 4.62±8.26Ca | 16.97±3.82Cb | 13.33±7.76Ca |
| BPT-5 | 34.83±1.83ABb | -2.49±1.14ABb | 14.30±3.42Bb | 6.71±2.00ABb |
| BPT-10 | 37.68±3.67BCb | -1.03±6.70CDb | 21.26±4.75BCa | 10.15±6.52CDab |
| 15 | BPC | 42.19±2.65Aa | 16.93±6.11Ca | 24.64±3.20Aa | 27.43±5.33Ba |
| BPT-5 | 34.31±1.84ABb | -3.77±2.28BCc | 16.52±3.42ABb | 5.62±2.20Bc |
| BPT-10 | 35.06±4.80BCb | 2.37±5.34Cb | 23.70±6.99Ba | 14.50±5.83Cb |
| 18 | BPC | 40.19±2.25Bb | 30.73±5.27Aa | 24.46±4.11Ab | 40.01±5.37Aa |
| BPT-5 | 35.90±1.9Ac | -1.40±3.9Ac | 13.76±4.08Bc | 8.23±3.73Ac |
| BPT-10 | 45.23±3.29Aa | 13.90±9.11Bb | 35.08±7.26Aa | 31.38±7.79Bb |
| 21 | BPC | 37.62±2.8Cb | 32.73±6.0Aac | 19.7±4.01Ba | 41.18±5.75Aa |
| BPT-5 | 35.10±1.4ABc | -3.91±1.4Cc | 16.09±3.00ABb | 5.05±1.56Bc |
| BPT-10 | 47.02±2.00Aa | 17.26±5.13Ab | 40.62±4.16Aa | 37.06±4.76Ab |
BPC, Control; BPT-5, bell pepper in thermoelectric cooling system with developed 5℃ PCM; BPC-10, bell pepper in thermoelectric cooling system with developed 10℃ PCM.
Values with different capital letters (A~F) among bell pepper of same storage day of different treatments are significantly different at p<0.05 based on Duncan's multiple range test.
Values with different capital letters (a~c) among bell pepper of same treatments during storage days are significantly different at p<0.05 based on Duncan's multiple range test.