Table 2.
Cultivar | Natchez | Triple Crown | ||||||
---|---|---|---|---|---|---|---|---|
Inoculation treatment | Yeast | Wild | Yeast | Wild | ||||
Fermentation temperature (°C) | 21.6 | 26.6 | 21.6 | 26.6 | 21.6 | 26.6 | 21.6 | 26.6 |
pH | 3.1 aa | 2.6 b cb | 3.08 a | 2.64 b c | 3.12 a e | 2.87 b d e | 3.05 a f | 2.76 b d f |
Titratable acidity (% malic acid) | 0.42 a | 0.35 b c | 0.41 a | 0.35 b c | 0.42 a e | 0.39 b d e | 0.41 a f | 0.37 b d f |
% alcohol | 13.91 c ec | 13.57 c | 13.46 f | 13.26 c | 15.76 a d e | 15.01 b d e | 13.68 f | 13.67 d f |
aMeans with a and b letters indicate significant differences between fermentation temperatures within cultivar and inoculation treatment (p < 0.05). bMeans with c and d letters indicate significant differences between cultivars within inoculation treatment and fermentation temperature (p < 0.05). cMeans with e and f letters indicate significant differences between inoculation treatments within cultivar and fermentation temperature (p < 0.05).