
Figure 1.
Typical chromatogram of oxalic, citric, tartaric, malic, succinic, and fumaric acid standards obtained from HPLC-DAD. HPLC-DAD, high-performance liquid chromatography with a diode array detector.
Table 1.
The changes in respiration rate during the storage of apricot harvest at different altitudes during the 35 days at 0°C.
| Respiration rate | Storage period | |||||||
|---|---|---|---|---|---|---|---|---|
| Altitude | Cultivars | Treatment | 0 | 5 | 10 | 15 | 25 | 35 |
| 1000 | Kabaaşı | Control | 32.66 ± 1.25 b | 30.59 ±0.63 Ab# | 29.04 ±0.17 Ab# | 32.41 ±0.28 Ab# | 30.64 ±0.10 Ab# | 25.95 ±0.15 Ab# |
| Peppermint | 32.66 ± 1.25 b | 26.20 ± 0.26 Bb# | 24.54 ±0.45 Bb# | 26.23 ± 0.56 Bb# | 24.72 ±0.38 Cb# | 22.15 ±0.13 Cb# | ||
| Thyme | 32.66 ± 1.25 b | 28.09 ± 0.79 Bb# | 26.36 ± 0.62 Bb# | 28.08 ± 1.86 ABb | 26.82 ± 0.41 Bb# | 25.09 ±0.30 A# | ||
| Carob | 32.66 ± 1.25 b | 27.47 ±0.36 Bb# | 25.29 ± 0.77 Bb# | 27.20 ± 1.16 Bb | 25.16 ±0.24 Cb# | 24.01 ± 0.40 Bb# | ||
| Hacıhaliloğlu | Control | 40.90 ±1.23 a | 38.49 ± 0.24 Aa# | 35.59 ± 0.05 Aa# | 38.54 ±0.00 Aa# | 36.11 ±0.41 Aa | 33.38 ± 0.28 Aa# | |
| Peppermint | 40.90 ±1.23 a | 32.42 ± 0.49 Ca# | 29.77 ±0.19 Da# | 31.52 ±0.07 Da# | 29.57 ±0.05 Ca# | 25.13 ± 0.43 Ca# | ||
| Thyme | 40.90 ±1.23 a | 36.03 ±0.59 Ba# | 32.42 ±0.05 Ba# | 33.61 ±0.05 Ba | 31.88 ±0.55 Ba | 28.63 ±0.95 B# | ||
| Carob | 40.90 ±1.23 a | 33.42 ± 0.02 Ca# | 31.26 ± 0.23 Ca# | 32.52 ±0.22 Ca | 31.34 ±0.12 Ba# | 27.81 ± 0.02 Ba# | ||
| 1200 | Kabaaşı | Control | 27.59 ±0.91 b | 25.09 ± 0.62 Ab | 24.34 ±0.21 Ab | 26.66 ±0.12 Ab | 26.16 ±0.32 Ab | 23.22 ±0.24 Ab |
| Peppermint | 27.59 ±0.91 b | 21.03 ± 0.29 Bb | 20.22 ± 0.03 Db | 21.78 ±0.06 Db | 20.16 ± 0.07 Cb | 19.48 ± 0.18 Cb | ||
| Thyme | 27.59 ±0.91 b | 23.01 ±0.29 Bb | 22.45 ± 0.19 Bb | 23.63 ± 0.24 Bb | 22.62 ±0.53 Bb | 21.01 ±0.12 Bb | ||
| Carob | 27.59 ±0.91 b | 22.37 ± 0.15 BCb | 21.64 ±0.04 Cb | 22.82 ±0.02 Cb | 21.96 ± 0.10 Bb | 20.77 ± 0.04 Bb | ||
| Hacıhaliloğlu | Control | 36.90 ±0.02 a | 34.66 ± 0.15 Aa | 33.76 ± 0.04 Aa | 37.49 ± 0.24 Aa | 34.82 ± 0.10 Aa | 29.79 ± 0.57 Aa | |
| Peppermint | 36.90 ±0.02 a | 28.80 ±0.15 Da | 26.65 ±0.17 Da | 28.09 ± 0.05 Ca | 25.89 ± 0.76 Ca | 23.63 ±0.14 Ca | ||
| Thyme | 36.90 ±0.02 a | 32.08 ±0.08 Ba | 30.95 ±0.12 Ba | 32.78 ± 1.01 Ba | 31.73 ±0.68 Ba | 25.60 ±0.02 Ba | ||
| Carob | 36.90 ±0.02 a | 30.83 ± 0.19 Ca | 28.70 ± 0.04 Ca | 31.36 ±0.61 Ba | 30.12 ±0.05 Ba | 24.62 ± 0.10 BCa | ||
1 The difference between treatments that have different capital letters in the same column (same altitude, cultivar and storage time) is significant (p < 0.05). The difference between cultivars that take different lower-case letters in the same column (same altitude and treatment) is significant (p < 0.05).
Data are presented as means ± SEM.
Table 2.
The changes in citric acid during the storage of the apricot harvested at different altitudes during the 35 days at 0°C.
| Citric acid | Storage period (day) | |||||||
|---|---|---|---|---|---|---|---|---|
| Altitude | Cultivars | Treatment | 0 | 5 | 10 | 15 | 25 | 35 |
| 1000 | Kabaaşı | Control | 5534.99 ± 97.40 # | 5232.17 ± 1.95 Da# | 5147.73 ±2.50 Da# | 5097.33 ±2.44 Da# | 4986.61 ±2.38 Da# | 4897.61 ±2.35 Da# |
| Peppermint | 5534.99 ± 97.40 # | 5486.17 ± 2.19 Aa# | 5470.03 ± 1.24 Aa# | 5466.47 ± 1.18 Aa# | 5394.02 ± 1.76 Aa# | 5343.41 ±2.01 Aa# | ||
| Thyme | 5534.99 ± 97.40 # | 5332.44 ± 1.17 Ca# | 5319.39 ±2.71 Ca# | 5309.86 ±2.58 Ca# | 5246.95 ± 1.72 Ca# | 5193.73 ±1.53 Ca# | ||
| Carob | 5300.15 ±2.80 Ba# | 5258.79 ±2.47 Ba# | ||||||
| Hacıhaliloğlu | Control | 5424.28 ±459.25 # | 5076.67 ± 1.45 Db# | 5015.30 ±5.03 Cb# | 4987.34 ±2.11 Db# | 4837.10 ±2.58 Db# | 4790.57 ±0.89 Db# | |
| Peppermint | 5424.28 ±459.25 # | 5293.33 ± 1.01 Bb# | 5287.14 ±2.98 Ab# | 5261.52 ±25.05 Ab# | 5228.73 ±2.84 Ab# | 5107.85 ±3.50 Ab# | ||
| Thyme | 5424.28 ±459.25 # | 5276.24 ±1.99 Cb# | 5228.72 ±1.83 Bb# | 5181.81 ± 16.55 Bb# | 5105.37 ±3.93 Cb# | 4997.13 ± 1.86 Cb# | ||
| Carob | 5424.28 ±459.25 # | 5299.99 ± 1.25 Ab# | 5287.49 ±2.16 Ab# | 5262.82 ±2.53 Ab# | 5210.00 ±2.64 Bb# | 5077.54 ±2.65 Bb# | ||
| 1200 | Kabaaşı | Control | 9454.35 ± 192.98 a | 8989.67 ± 1.11 Da | 8960.53 ±5.27 Da | 8900.65 ±2.36 Da | 8877.47 ±2.06 Da | 8792.39 ± 1.96 Da |
| Peppermint | 9454.35 ± 192.98 a | 9373.71 ±2.15 Aa | 9308.06 ± 2.07 Aa | 9296.02 ±2.24 Aa | 9188.85 ± 1.60 Aa | 9192.40 ±2.86 Aa | ||
| Thyme | 9454.35 ± 192.98 a | 9167.23 ± 11.00 Ca | 9120.45 ±2.11 Ca | 9094.90 ±3.35 Ca | 9011.02 ± 2.28 Ca | 8990.02 ± 2.27 Ca | ||
| Carob | 9454.35 ± 192.98 a | 9291.95 ± 1.59 Ba | 9251.88 ±3.53 Ba | 9192.55 ±3.03 Ba | 9106.19 ±3.60 Ba | 9097.61 ±2.05 Ba | ||
| Hacıhaliloğlu | Control | 8080.72 ± 156.63 b | 7373.62 ± 1.73 Db | 7324.72 ± 1.13 Db | 7222.07 ± 1.17 Db | 7169.47 ± 1.78 Db | 7057.82 ± 3.47 Db | |
| Peppermint | 8080.72 ± 156.63 b | 7870.51 ±2.06 Ab | 7817.13 ± 1.50 Ab | 7791.21 ± 1.32 Ab | 7713.78 ± 1.45 Ab | 7591.01 ±2.25 Ab | ||
| Thyme | 8080.72 ± 156.63 b | 7787.51 ±2.05 Cb | 7711.75 ± 1.48 Cb | 7605.27 ±3.71 Cb | 7493.53 ±2.25 Cb | 7364.23 ± 1.67 Cb | ||
| Carob | 8080.72 ± 156.63 b | 7811.56 ± 1.89 Bb | 7790.81 ± 1.45 Bb | 7636.52 ± 1.96 Bb | 7541.97 ± 1.71 Bb | 7410.47 ±2.80 Bb | ||
1 The difference between treatments that have different capital letters in the same column (same altitude, cultivar, and storage time) is significant (p < 0.05). The difference between cultivars that take different lower-case letters in the same column (same altitude and treatment) is significant (p < 0.05).
Data are presented as means ± SEM.
Table 3.
The changes in tartaric acid during the storage of apricot harvested at different altitudes during the 35 days at 0°C.
| Tartaric acid | Storage period | |||||||
|---|---|---|---|---|---|---|---|---|
| Altitude | Cultivars | Treatment | 0 | 5 | 10 | 15 | 25 | 35 |
| 1000 | Kabaaşı | Control | 158.44 ±2.96 a# | 142.20 ±0.69 Ca# | 136.46 ± 1.10 Ca# | 129.49 ± 1.26 Ca# | 120.97 ± 1.61 Ca# | 116.41 ± 1.17 Ca# |
| Peppermint | 158.44 ±2.96 a# | 156.48 ± 1.04 Aa# | 154.33 ± 1.13 Aa# | 152.27 ±0.98 Aa# | 149.97 ± 1.32 Aa# | 144.00 ± 1.63 Aa# | ||
| Thyme | 158.44 ±2.96 a# | 148.41 ± 1.04 Ba# | 146.41 ± 1.15 Ba# | 144.57 ±0.69 Ba# | 137.59 ± 1.06 Ba# | 130.33 ±0.92 Ba# | ||
| Carob | 158.44 ±2.96 a# | 151.57 ± 1.31 Ba# | 149.87 ±0.34 Ba# | 149.45 ± 0.80 Aa# | 146.25 ± 1.04 Aa# | 140.10 ±0.53 Aa# | ||
| Hacıhaliloğlu | Control | 133.23 ±4.03 b# | 118.36 ± 0.97 Cb# | 114.58 ± 1.31 Bb# | 109.30 ±0.85 Cb# | 101.11 ±0.88 Cb# | 96.39 ±0.93 Cb# | |
| Peppermint | 133.23 ±4.03 b# | 130.28 ± 1.28 Ab# | 126.40 ± 1.16 Ab# | 122.77 ± 1.12 Ab# | 116.54 ±0.91 Ab# | 111.25 ±1.04 Cb# | ||
| Thyme | 133.23 ±4.03 b# | 124.73 ± 1.04 Bb# | 121.91 ± 1.55 Ab# | 116.29 ± 0.30 Bb# | 109.34 ±0.89 Bb# | 103.98 ± 0.29 Bb# | ||
| Carob | 133.23 ±4.03 b# | 126.51 ± 1.05 ABb# | 124.46 ±0.77 Ab# | 120.30 ± 1.16 Ab# | 113.80 ±0.49 Ab# | 108.33 ±1.23 Ab# | ||
| 1200 | Kabaaşı | Control | 276.48 ±1.93 a | 246.31 ±0.95 Ca | 240.81 ±0.45 Da | 235.51 ±0.91 Ca | 228.12 ± 1.77Da | 218.66 ± 1.19 Da |
| Peppermint | 276.48 ±1.93 a | 268.06 ±1.81 Aa | 264.90 ±0.34 Aa | 262.40 ± 0.89 Aa | 251.14 ± 1.05 Aa | 244.86 ± 1.37 Aa | ||
| Thyme | 276.48 ±1.93 a | 262.58 ± 1.00 Ba | 257.41 ± 1.15 Ca | 254.94 ± 1.38 Ba | 238.77 ±1.14 Ca | 230.73 ± 0.71 Ca | ||
| Carob | 276.48 ± 1.93a | 265.25 ± 1.00 ABa | 261.33 ±0.94 Ba | 258.80 ±0.66 ABa | 245.78 ± 0.78 Ba | 236.46 ± 1.01 Ba | ||
| Hacıhaliloğlu | Control | 207.47 ±3.81 b | 189.44 ± 0.79 Cb | 186.41 ± 1.15 Cb | 184.19 ±0.93 Cb | 176.58 ± 1.98 Cb | 172.27 ± 1.98 Cb | |
| Peppermint | 207.47 ±3.81 b | 203.05 ±0.84 Ab | 202.34 ±0.89 Ab | 199.39 ±0.74 Ab | 192.87 ± 1.39 Ab | 189.86 ± 1.35 Ab | ||
| Thyme | 207.47 ±3.81 b | 196.98 ± 1.49 Bb | 194.71 ± 0.82 Bb | 190.36 ± 1.10 Bb | 182.70 ± 1.71 BCb | 181.69 ±0.80 Bb | ||
| Carob | 207.47 ±3.81 b | 199.49 ± 1.03 ABb | 199.24 ±0.98 Ab | 196.32 ±0.74 Ab | 189.06 ± 1.50 ABb | 186.44 ± 1.19 ABb | ||
1 The difference between treatments that have different capital letters in the same column (same altitude, cultivar and storage time) is significant (p < 0.05). The difference between cultivars that take different lower-case letters in the same column (same altitude and treatment) is significant (p < 0.05).
Data are presented as means ± SEM.
Table 4.
The changes in malic acid during the storage of apricots harvested at different altitudes during the 35 days at 0°C.
| Malic acid | Storage period | |||||||
|---|---|---|---|---|---|---|---|---|
| Altitude | Cultivars | Treatment | 0 | 5 | 10 | 15 | 25 | 35 |
| 1000 | Kabaaşı | Control | 3636.16 ± 118.16# | 3455.07 ± 1.18 Da# | 3396.69 ± 1.57 Da# | 3352.74 ± 1.47 Da# | 3292.51 ±2.94 Da# | 3246.75 ± 1.49 Da# |
| Peppermint | 3636.16 ± 118.16# | 3521.69 ±0.45 Aa# | 3507.78 ±2.49 Aa# | 3499.43 ± 0.80 Aa# | 3444.85 ±2.71 Aa# | 3393.81 ± 1.46 Aa# | ||
| Thyme | 3636.16 ± 118.16# | 3480.71 ±2.14 Ca# | 3448.73 ± 1.48 Ca# | 3394.46 ± 4.19 Ca# | 3343.42 ±2.14 Ca# | 3283.36 ±1.89 Ca# | ||
| Carob | 3636.16 ± 118.16# | 3500.07 ± 1.22 Ba# | 3461.29 ± 1.00 Ba# | 3455.46 ±2.81 Ba# | 3386.93 ± 1.34 Ba# | 3343.63 ±2.64 Ba# | ||
| Hacıhaliloğlu | Control | 3222.97 ±87.25 # | 2984.41 ± 1.12 Db# | 2948.71 ± 1.42 Db# | 2905.76 ± 4.49 Db# | 2863.75 ± 1.57 Db# | 2829.24 ± 1.97 Db# | |
| Peppermint | 3222.97 ±87.25 # | 3153.84 ± 1.48 Ab# | 3117.42 ±5.16 Ab# | 3099.46 ± 4.24 Ab# | 3058.33 ±2.92 Ab# | 3011.48 ± 1.79 Ab# | ||
| Thyme | 3222.97 ±87.25 # | 3057.37 ± 1.08 Cb# | 3020.02 ± 2.15 Cb# | 2982.91 ±2.65 Cb# | 2906.58 ±3.98 Cb# | 2892.85 ±2.56 Cb# | ||
| Carob | 3222.97 ±87.25 # | 3106.25 ± 1.04 Bb# | 3079.80 ± 1.43 Bb# | 3070.42 ± 4.84 Bb# | 3026.83 ± 1.42 Bb# | 2992.46 ±2.81 Bb# | ||
| 1200 | Kabaaşı | Control | 5165.81 ± 30.45 a | 5008.97 ± 1.68 Da | 4964.07 ± 1.82 Da | 4942.91 ±2.65 Da | 4903.33 ±2.23 Da | 4852.42 ±2.16 Da |
| Peppermint | 5165.81 ± 30.45 a | 5140.25 ± 1.04 Aa | 5107.61 ± 1.65 Aa | 5092.24 ± 2.03 Aa | 5021.40 ± 1.86 Aa | 5003.93 ± 1.80 Aa | ||
| Thyme | 5165.81 ± 30.45 a | 5078.41 ± 1.12 Ca | 5022.46 ± 1.23 Ca | 5006.08 ±3.82 Ca | 4942.85 ±2.39 Ca | 4911.68 ±0.83 Ca | ||
| Carob | 5165.81 ± 30.45 a | 5112.87 ± 1.41 Ba | 5091.23 ±0.66 Ba | 5052.73 ±2.57 Ba | 4993.05 ± 1.53 Ba | 4954.48 ± 0.84 Ba | ||
| Hacıhaliloğlu | Control | 4859.52 ± 55.74 b | 4763.87 ± 1.98 Db | 4724.81 ± 1.55 Db | 4699.97 ±2.44 Db | 4644.26 ±3.97 Db | 4615.73 ±4.26 Db | |
| Peppermint | 4859.52 ± 55.74 b | 4811.35 ±0.91 Ab | 4801.46 ±1.81 Ab | 4795.34 ± 3.92 Ab | 4738.93 ±2.36 Ab | 4713.35 ±2.09 Ab | ||
| Thyme | 4859.52 ± 55.74 b | 4786.35 ±0.89 Cb | 4762.76 ±2.50 Cb | 4747.74 ± 1.84 Cb | 4699.07 ±3.18 Cb | 4673.13 ± 1.34 Cb | ||
| Carob | 4859.52 ± 55.74 b | 4796.90 ± 1.36 Bb | 4777.37 ± 0.89 Bb | 4767.84 ± 2.38 Bb | 4715.77 ± 1.48 Bb | 4690.61 ± 0.62 Bb | ||
1 The difference between treatments that have different capital letters in the same column (same altitude, cultivar and storage time) is significant (p < 0.05). The difference between cultivars that take different lower-case letters in the same column (same altitude and treatment) is significant (p < 0.05).
Data are presented as means ± SEM.
Table 5.
The changes in succinic acid during the storage of apricots harvested at different altitudes during the 35 days at 0°C.
| Succinic acid | Storage period | |||||||
|---|---|---|---|---|---|---|---|---|
| Altitude | Cultivars | Treatment | 0 | 5 | 10 | 15 | 25 | 35 |
| 1000 | Kabaaşı | Control | 3799.79 ± 110.33 a# | 3523.46 ± 2.20 Ca# | 3496.68 ± 1.54 Da# | 3487.01 ± 1.64 Da# | 3430.89 ± 1.65 Da# | 3397.92 ± 1.66 Da# |
| Peppermint | 3799.79 ± 110.33 a# | 3692.20 ±2.06 Aa# | 3676.25 ±2.01 Aa# | 3658.04 ± 2.19 Aa# | 3617.43 ± 1.79 Aa# | 3596.98 ± 1.58 Aa# | ||
| Thyme | 3799.79 ± 110.33 a# | 3611.35 ±1.10 Ba# | 3596.27 ± 1.13 Ca# | 3591.10 ± 1.11 Ca# | 3518.41 ±3.17 Ca# | 3491.55 ± 1.99 Ca# | ||
| Carob | 3799.79 ± 110.33 a# | 3618.42 ±2.84 Ba# | 3621.74 ± 1.50 Ba# | 3607.70 ±2.58 Ba# | 3590.88 ± 1.34 Ba# | 3543.06 ± 1.21 Ba# | ||
| Hacıhaliloğlu | Control | 2927.82 ± 110.79 b# | 2762.46 ±2.89 Db# | 2706.85 ±4.37 Db# | 2697.75 ± 3.51 Db# | 2636.73 ±2.15 Db# | 2603.07 ±2.59 Db# | |
| Peppermint | 2927.82 ± 110.79 b# | 2896.84 ± 1.39 Ab# | 2849.22 ±2.25 Ab# | 2816.67 ± 1.57 Ab# | 2802.03 ±3.18 Ab# | 2747.43 ± 1.84 Ab# | ||
| Thyme | 2927.82 ± 110.79 b# | 2811.69 ±1.43 Cb# | 2768.29 ±2.94 Cb# | 2761.39 ±1.83 Cb# | 2712.83 ± 2.29 Cb# | 2686.55 ± 1.66 Cb# | ||
| Carob | 2927.82 ± 110.79 b# | 2842.90 ±2.34 Bb# | 2804.27 ± 3.02 Bb# | 2791.06 ± 1.11 Bb# | 2756.88 ± 1.76 Bb# | 2713.83 ± 2.42 Bb# | ||
| 1200 | Kabaaşı | Control | 5107.85 ± 27.92 | 4956.98 ± 1.34 Da | 4939.73 ±2.49 Da | 4930.59 ± 1.27 Da | 4889.89 ± 1.32 Da | 4840.33 ± 1.92 Da |
| Peppermint | 5107.85 ± 27.92 | 5057.46 ± 2.02 Aa | 5023.35 ± 2.11 Aa | 5017.66 ± 2.51 Aa | 4987.56 ±2.02 Aa | 4926.38 ±0.84 Aa | ||
| Thyme | 5107.85 ± 27.92 | 4981.19 ± 1.30 Ca | 4966.42 ± 0.84 Ca | 4960.05 ± 1.41 Ca | 4943.60 ±2.04 Ca | 4865.44 ± 4.20 Ca | ||
| Carob | 5107.85 ± 27.92 | 5021.64 ± 1.54 Ba | 4998.56 ± 1.00 Ba | 4993.55 ± 1.99 Ba | 4973.30 ± 1.93 Ba | 4898.50 ±3.39 Ba | ||
| Hacıhaliloğlu | Control | 4953.63 ± 33.00 | 4867.01 ± 1.52 Cb | 4826.42 ±2.22 Db | 4798.05 ± 3.47 Db | 4786.39 ± 1.18 Db | 4731.95 ± 1.83 Db | |
| Peppermint | 4953.63 ± 33.00 | 4903.42 ±2.84 Ab | 4893.69 ± 1.57 Ab | 4877.20 ±2.92 Ab | 4854.93 ± 1.30 Ab | 4813.51 ± 1.77 Ab | ||
| Thyme | 4953.63 ± 33.00 | 4872.01 ± 1.89 Cb | 4841.73 ± 1.51 Cb | 4823.40 ± 2.25 Cb | 4808.29 ±2.00 Cb | 4756.73 ± 0.95 Cb | ||
| Carob | 4953.63 ± 33.00 | 4887.23 ± 1.03 Bb | 4880.55 ± 1.86 Bb | 4853.26 ± 1.70 Bb | 4834.99 ± 1.42 Bb | 4786.88 ± 1.39 Bb | ||
1 The difference between treatments that have different capital letters in the same column (same altitude, cultivar and storage time) is significant (p < 0.05). The difference between cultivars that take different lower-case letters in the same column (same altitude and treatment) is significant (p < 0.05).
Data are presented as means ± SEM.
Table 6.
The changes in fumaric acid during the storage of apricots harvested at different altitudes during the 35 days at 0°C.
| Fumaric acid | Storage period | |||||||
|---|---|---|---|---|---|---|---|---|
| Altitude | Cultivars | Treatment | 0 | 5 | 10 | 15 | 25 | 35 |
| 1000 | Kabaaşı | Control | 17.93 ± 0.28 a# | 14.96 ± 0.06 Da# | 14.80 ±0.03 Da# | 14.52 ±0.01 Da# | 13.87 ±0.03 Da# | 12.88 ±0.03 Da# |
| Peppermint | 17.93 ± 0.28 a# | 17.38 ± 0.26 Aa# | 16.98 ±0.03 Aa# | 16.54 ± 0.02 Aa# | 15.45 ± 0.02 Aa# | 14.82 ± 0.03 Aa# | ||
| Thyme | 17.93 ± 0.28 a# | 15.73 ± 0.19 Ca# | 15.51 ±0.02 Ca# | 15.17 ±0.02 Ca# | 14.54 ± 0.02 Ca# | 13.61 ±0.01 Ca# | ||
| Carob | 17.93 ± 0.28 a# | 16.69 ±0.10 Ba# | 16.00 ±0.03 Ba# | 15.88 ±0.03 Ba# | 14.81 ± 0.02 Ba# | 14.21 ± 0.03 Ba# | ||
| Hacıhaliloğlu | Control | 14.89 ± 0.43 b# | 12.13 ±0.12 Db# | 11.73 ±0.05 Db# | 11.43 ±0.02 Db# | 11.02 ±0.01 Db | 10.22 ± 0.02 Db# | |
| Peppermint | 14.89 ± 0.43 b# | 14.34 ±0.11 Ab# | 14.02 ± 0.04 Ab# | 13.75 ±0.04 Ab# | 13.12 ±0.02 Ab# | 12.28 ±0.03 Ab# | ||
| Thyme | 14.89 ± 0.43 b# | 13.35 ±0.10 Cb# | 12.92 ±0.03 Cb# | 12.61 ±0.01 Cb# | 12.16 ±0.01 Cb# | 11.41 ±0.01 Cb# | ||
| Carob | 14.89 ± 0.43 b# | 13.81 ±0.10 Bb# | 13.54 ±0.02 Bb# | 13.43 ±0.01 Bb# | 12.68 ±0.01 Bb# | 12.03 ±0.02 Bb# | ||
| 1200 | Kabaaşı | Control | 24.87 ±0.31 | 21.39 ±0.31 Ca | 21.49 ±0.02 Da | 21.18 ±0.02 Da | 19.83 ± 0.03 D | 18.81 ±0.02 Da |
| Peppermint | 24.87 ±0.31 | 23.41 ±0.15 Aa | 22.90 ±0.05 Aa | 22.80 ±0.01 Aa | 21.89 ±0.04 Aa | 20.89 ±0.03 Aa | ||
| Thyme | 24.87 ±0.31 | 22.40 ±0.16 Ba | 21.98 ± 0.04 Ca | 21.73 ±0.02 Ca | 20.51 ±0.02 Ca | 19.58 ±0.02 Ca | ||
| Carob | 24.87 ±0.31 | 22.98 ±0.04 ABa | 22.42 ±0.03 Ba | 22.20 ±0.10 Ba | 21.13 ±0.04 Ba | 20.24 ± 0.02 Ba | ||
| Hacıhaliloğlu | Control | 22.76 ±0.54 | 19.15 ±0.10 Cb | 18.43 ±0.03 Db | 18.55 ±0.01 Db | 15.74 ± 1.48 B | 16.14 ±0.02 Db | |
| Peppermint | 22.76 ±0.54 | 21.28 ±0.08 Ab | 20.84 ±0.05 Ab | 20.84 ± 0.03 Ab | 19.41 ±0.03 Ab | 18.34 ±0.01 Ab | ||
| Thyme | 22.76 ±0.54 | 20.35 ±0.11 Bb | 19.45 ±0.03 Cb | 19.27 ±0.03 Cb | 18.23 ± 0.04 Abb | 17.29 ± 0.04 Cb | ||
| Carob | 22.76 ±0.54 | 20.90 ±0.12 Ab | 20.40 ± 0.10 Bb | 20.29 ± 0.07 Bb | 18.92 ± 0.03 Ab | 17.81 ±0.03 Bb | ||
1 The difference between treatments that have different capital letters in the same column (same altitude, cultivar and storage time) is significant (p < 0.05). The difference between cultivars that take different lower-case letters in the same column (same altitude and treatment) is significant (p < 0.05).
Data are presented as means ± SEM.

Figure 2.
(A) The first and second PCA scores plot of fruits harvested at different altitudes in terms of cultivars and treatment. (B) The first and second PCA scores plot of the correlation in the analysed parameters. PCA, principal component analysis.