Table 1 Change on moisture and salinity of Doenjang according to manufacturing method of soybean paste during fermentation period
Contents | Doenjang group | NaCl (%) | Fermentation period (week) |
0 | 2 | 4 | 8 | 12 | 16 | 20 | 24 |
Moisture (%) | Soaking Doenjang | 8 | 61.3±0.4a1) | 60.5±0.4b | 61.7±0.7a | 60.7±0.1b | 60.0±0.6b | 59.7±0.5b | 59.2±0.1b | 60.3±0.4ab |
12 | 55.5±0.5b | 55.6±0.3c | 56.0±0.1b | 56.1±0.7c | 55.5±0.3c | 54.7±0.3c | 54.2±0.5c | 54.9±0.4c |
Non-soaking Doenjang | 8 | 60.5±0.4a | 61.7±0.2a | 61.9±0.6a | 62.4±0.5a | 61.2±0.1a | 60.5±0.5a | 60.3±0.6a | 60.2±0.2a |
12 | 61.2±0.8a | 61.7±0.2a | 61.4±1.0a | 61.8±0.8ab | 60.1±0.2b | 59.2±0.1b | 59.5±0.5ab | 60.1±0.8b |
Salinity (%) | Soaking Doenjang | 8 | 8.1±0.1c | 8.3±0.1c | 8.0±0.1c | 7.9±0.0c | 8.2±0.0c | 8.3±0.1d | 8.1±0.1c | 7.9±0.1c |
12 | 12.7±0.2a | 13.0±0.3a | 13.0±0.0a | 13.0±0.1a | 13.0±0.3a | 12.6±0.1a | 12.7±0.2a | 12.5±0.1a |
Non-soaking Doenjang | 8 | 8.2±0.1c | 8.3±0.1c | 8.1±0.1c | 8.0±0.0c | 8.3±0.0c | 8.5±0.1c | 8.1±0.0c | 7.8±0.0c |
12 | 12.2±0.1b | 12.1±0.4b | 12.0±0.1b | 12.2±0.3b | 11.9±0.1b | 12.1±0.1b | 11.6±0.1b | 11.9±0.4b |
Means±SD (n=3) within each column followed by the same letter are not significantly different (p<0.05).