Table 5
Sensory evaluation of rehydrated bracken and Aster scaber dr ied by different methods
Samples1) | | Drying methods2) |
Sun-drying | Hot-air-drying | Freeze-drying |
Bracken | Color | 4.20±0.63a3) | 4.40±0.52a | 5.70±0.67b |
Flavor | 4.00±0.82a | 4.20±0.79a | 5.40±0.52b |
Appearance | 3.70±0.67a | 4.20±0.79a | 5.50±0.85b |
Texture | 4.40±0.52a | 4.50±0.53a | 4.80±0.92a |
Overall acceptability | 4.10±0.57a | 4.20±0.63a | 5.80±0.79b |
Aster scaber | Color | 3.60±0.52a | 4.10±0.74a | 6.10±0.74b |
Flavor | 3.50±0.53a | 3.50±0.53a | 5.30±0.82b |
Appearance | 3.50±0.53a | 3.50±0.53a | 5.80±0.63b |
Texture | 3.20±0.79a | 3.60±0.52a | 5.60±0.52b |
Overall acceptability | 3.50±0.53a | 4.00±0.67a | 6.20±0.63b |
Samples were rehydrated at 30℃ for 2 hr after dried by different methods
Sun drying, dried at 25℃ and RH 65% for 48 hr; Hot-air drying, dried at 50℃ in drying oven for 14 hr; Freeze-drying, freeze-dried by vacuum freeze dryer.
Means with different small letters (a-b) in the same column are significantly different at p<0.05 by Duncan's multiple range test.