Table 1.
Wine by Variety | |||||
---|---|---|---|---|---|
Unit | Sauvignon Blanc | Hibernal | Cabernet Moravia | André | |
Alcohol | % | 12.19 ± 0.04 a | 12.58 ± 0.06 b | 12.83 ± 0.07 c | 13.58 ± 0.05 d |
Titratable acid | g·L−1 | 6.00 ± 0.02 a | 6.57 ± 0.29 b | 4.74 ± 0.22 c | 5.58 ± 0.41 d |
Residual sugar | g·L−1 | 1.24 ± 1.12 a | 0.00 ± 0.00 b | 0.64 ± 0.99 c | 0.50 ± 0.44 d |
pH | - | 3.13 ± 0.04 a | 3.15 ± 0.04 a | 3.48 ± 0.04 c | 3.33 ± 0.06 b |
Malic acid | g·L−1 | 3.65 ± 0.17 a | 4.01 ± 0.77 a | 0.35 ± 0.28 b | 1.76 ± 0.41 c |
Lactic acid | g·L−1 | 0.56 ± 0.04 a | 1.02 ± 0.35 ab | 2.04 ± 0.28 c | 1.32 ± 0.36b c |
Acetic acid | g·L−1 | 0.04 ± 0.09 a | 0.17 ± 0.04 a | 0.49 ± 0.05 b | 0.40 ± 0.07 c |
Tartaric acid | g·L−1 | 2.31 ± 0.14 a | 2.15 ± 0.12 a | 1.83 ± 0.26 a | 2.06 ± 0.28 a |
Glycerol | g·L−1 | 7.66 ± 0.17 b | 8.73 ± 0.73 ab | 9.62 ± 0.41 a | 9.81 ± 0.31 a |
Density | Kg·m−³ | 0.99 ± 0.00 a | 0.99 ± 0.00 ab | 0.99 ± 0.00 b | 0.99 ± 0.00 ab |
Sugar-free extract | g·L−1 | 18.77 ± 0.88 a | 22.19 ± 0.25 ab | 24.59 ± 0.86 b | 25.29 ± 2.08 ab |
The results are mean values ± SD; analysis of variance (ANOVA) and Tukey’s honestly significant difference (HSD) tests were conducted to determine the differences among averages; values in same column designated with different letters indicate significant differences (p ≤ 0.05).