Table 2.
Sensory quality evaluations of tea samples treated with different addition methods of STL leaves.
| STL Treatment |
Appearance (25%) | Liquor Color (10%) | Aroma (25%) | Taste (30%) | Infused Leaf (10%) | Total Score | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Evaluation | Score | Evaluation | Score | Evaluation | Score | Evaluation | Score | Evaluation | Score | ||
| #1 (STL/withered tea leaves with 20/1500) | curly, tight, red, and glossy, uniform | 90.0 ± 0.3 a | red, clarity | 90.2 ± 0.3 a | strong glutinous rice flavor, covering tea aroma | 87.0 ± 0.4 c | strong glutinous rice taste, covering tea taste | 86.8 ± 0.3 c | red bright, stem with buds | 89.9 ± 0.3 a | 88.3 ± 0.3 c |
| #2 (STL/rolled tea leaves with 20/1500) | curly, tight, red, and glossy, uniform | 89.8 ± 0.3 a | red, clarity | 90.0 ± 0.2 a | sweet, with glutinous rice flavor, strong, lasting | 92.5 ± 0.3 a | sweet mellow, thick, smooth | 92.7 ± 0.2 a | red bright, stem with buds | 89.8 ± 0.2 a | 91.4 ± 0.2 a |
| #3 (STL/fermented tea leaves with 20/1500) | curly, tight, red, and glossy, uniform | 90.1 ± 0.2 a | red, clarity | 89.9 ± 0.2 a | sweet, with a little glutinous rice flavor | 90.0 ± 0.4 b | sweet mellow, a little thick | 90.6 ± 0.3 b | red bright, stem with buds | 90.0 ± 0.4 a | 90.2 ± 0.3 b |
| #4 (STL/rolled tea leaves with 10/1500) | curly, tight, red, and glossy, uniform | 90.0 ± 0.3 a | red, clarity | 90.0 ± 0.3 a | sweet, with a little glutinous rice flavor | 90.2 ± 0.3 b | sweet mellow, a little thick | 90.9 ± 0.3 b | red bright, stem with buds | 89.8 ± 0.2 a | 90.3 ± 0.3 b |
| #5 (STL/rolled tea leaves with 30/1500) | curly, tight, red, and glossy, uniform | 89.9 ± 0.3 a | red, clarity | 89.8 ± 0.2 a | strong glutinous rice flavor, covering tea aroma | 86.7± 0.3 c | strong glutinous rice taste, covering tea taste | 86.3 ± 0.4 c | red bright, stem with buds | 89.9 ± 0.3 a | 88.0 ± 0.3 c |
|
Blank control (No additives) |
curly, tight, red, and glossy, uniform | 90.0 ± 0.2 a | red, clarity | 90.1 ± 0.3 b | sweet, lasting | 89.6 ± 0.5 b | sweet mellow | 90.3 ± 0.5 b | red bright, stem with buds | 89.8 ± 0.3 a | 90.0 ± 0.4 b |
Note: Data are presented as mean ± standard deviation (n = 5). Different lowercase letters in the same column indicate significant differences based on the least significant difference test (p < 0.05).