Table 1 Quality character istics of Fuji apples according to commodity price (unit: %, mg% wet base)
Quality characteristics | Apple samples |
A | B | C | D |
Weight (g) | 273.33±28.66 | 262.00±20.97 | 254.33±15.29 | 257.67±27.48 |
Volume (mL) | 321.85±33.31 | 313.39±26.4 | 301.12±20.85 | 312.25±34.81 |
pH | 3.99±0.10b1) | 4.12±0.06ab | 4.12±0.05ab | 4.22±0.07a |
Titratable acidity (%) | 0.32±0.03a | 0.29±0.03a | 0.30±0.26a | 0.22±0.04b |
Soluble solid (%) | 13.92±0.71a | 13.73±0.96a | 11.19±0.79b | 9.16±0.34c |
SSC/TA ratio | 44.62±1.98a | 48.20±6.61a | 37.61±3.31b | 42.65±6.38a |
|
Fructose (%) | 6.34±0.43a | 6.03±0.44a | 5.59±0.70b | 4.42±0.27c |
Sorbitol (%) | 0.87±0.15a | 0.74±0.24a | 0.56±0.21b | 0.37±0.07c |
Glucose (%) | 2.59±0.35a | 2.47±0.42a | 2.32±0.49a | 1.51±0.44b |
Sucrose (%) | 2.15±0.64a | 1.30±0.34b | 1.14±0.37b | 1.17±0.57b |
Total free sugar (%) | 11.96±0.89a | 10.53±1.32b | 9.61±1.38c | 7.47±0.60d |
Fructose/Glucose | 2.44 | 2.44 | 2.40 | 2.78 |
|
Malic acid (mg%) | 372.48±40.36a | 329.89±37.81b | 346.48±50.59b | 307.86±32.59b |
Shikimic acid (mg%) | 0.99±0.11a | 0.91±0.05ab | 0.95±0.12ab | 0.86±0.12b |
Citric acid (mg%) | 12.83±3.30 | 13.43±2.32 | 11.80±2.17 | 11.38±1.58 |
Total organic acid (mg%) | 386.29±40.28a | 344.23±38.56b | 359.23±51.39b | 320.09±32.24b |
Means±SD (n=36) within each column followed by the same letter are not significantly different (p<0.05).