Table 3. Composition of organic acids in high-temperature fermented makgeolli
Samples1) | Day | Organic acid (mg/100 mL) |
Malic acid | Lactic acid | Acetic acid | Citric acid | Succinic acid |
C25 | 0 | 2.17±1.88b | ND | 2.15±1.33d | 1.76±1.92b | 0.74±1.29e |
3 | 11.54±0.45a | ND | 6.18±0.80c | 6.20±0.77a | 33.81±2.90d |
6 | 13.73±5.41a | 19.76±11.53c2)3) | 8.59±1.29bc | 4.41±0.68a | 79.80±5.41c |
7 | 8.57±1.24a | 30.74±1.94b | 11.34±1.35b | 5.02±1.51a | 91.94±6.39b |
9 | 12.21±3.30a | 48.99±4.94a | 17.00±3.42a | 4.46±1.63a | 114.47±6.92a |
C35 | 0 | 2.17±1.88c | ND | 2.15±1.33d | 1.76±1.92d | 0.74±1.29d |
3 | 11.54±0.45bc | ND | 6.18±0.80c | 6.20±0.77cd | 33.81±2.90c |
6 | 13.73±5.41b | 19.76±11.53a | 8.59±1.29c | 4.41±0.68bc | 79.80±5.41b |
7 | 28.66±8.11a | 18.64±7.72a | 27.89±1.61b | 8.69±2.22b | 90.52±1.65a |
9 | 32.73±7.42a | 20.16±8.43a | 35.26±3.89a | 18.05±1.27a | 94.80±0.91a |
C45 | 0 | 2.17±1.88c | ND | 2.15±1.33d | 1.76±1.92d | 0.74±1.29c |
3 | 11.54±0.45b | ND | 6.18±0.80c | 6.20±0.77cd | 33.81±2.90b |
6 | 13.73±5.41b | 19.76±11.53a | 8.59±1.29c | 4.41±0.68bc | 79.80±5.41a |
7 | 30.65±4.71a | 10.72±2.84a | 16.46±3.01b | 9.14±1.37b | 81.39±1.40a |
9 | 35.17±4.26a | 14.81±2.92a | 23.25±3.01a | 19.50±2.95a | 85.58±6.33a |
W25 | 0 | 7.07±0.18a | 4.83±4.83b | 7.31±0.66a | 10.68±1.53a | 5.46±0.12a |
3 | 10.88±4.09a | 12.55±3.94a | 8.52±3.05a | 8.59±0.79a | 15.93±11.73a |
6 | 8.17±2.12a | 8.88±1.90ab | 7.71±0.57a | 9.57±0.42a | 14.04±8.52a |
7 | 10.98±5.45a | 12.00±5.00ab | 7.12±2.03a | 8.40±2.09a | 14.50±11.75a |
9 | 9.77±2.23a | 11.86±0.69ab | 7.12±0.01a | 10.01±0.47a | 12.93±8.85a |
W35 | 0 | 21.42±6.57a | 17.90±4.00a | 13.64±0.78ab | 11.94±2.25c | 38.27±14.15a |
3 | 12.72±3.20a | 8.52±1.85a | 13.31±0.69ab | 16.98±0.56a | 37.95±10.50a |
6 | 23.29±0.36a | 20.30±2.66a | 15.57±2.23a | 14.72±2.62abc | 49.11±1.88a |
7 | 25.78±0.98a | 17.04±2.33a | 12.41±1.19b | 13.03±1.55bc | 52.13±1.79a |
9 | 21.14±2.86a | 19.65±1.46a | 13.70±1.57ab | 15.34±0.21ab | 51.66±2.47a |
W45 | 0 | 33.40±0.55a | 17.24±2.01a | 13.85±4.98a | 14.57±1.48ab | 65.36±4.31a |
3 | 35.41±3.00a | 16.59±0.58a | 27.64±9.48a | 13.06±0.17ab | 66.66±7.22a |
6 | 30.34±5.52ab | 12.06±0.36b | 28.12±10.03a | 15.89±2.29a | 64.32±13.57a |
7 | 24.68±0.08b | 12.89±0.03b | 19.59±0.83a | 12.24±0.34b | 47.12±0.54b |
9 | 29.85±3.36ab | 16.17±3.14a | 15.76±6.86a | 13.95±2.94ab | 59.43±9.47ab |
C, yeast La Parisienne (LP); W, yeast WB06. 25, 9 days at 25°C; 35, 6 days at 25°C then 3 days at 35°C; 45, 6 days at 25°C then 3 days at 45°C.
Values are mean±SD (n=3).
Means with different superscript letters in the same column are significantly different at p<0.05 by Duncan’s multiple range test (a>b>c>d>e).