Table 1.
Odor activity values (OAVs) of selected aroma compounds in ‘Benihoppe’ and ‘Xiaobai’.
| Aroma Components | Threshold (mg·kg−1) | WT-Green | WT-White | WT-Turning | WT-Red | mut-Green | mut-White | mut-Turning | mut-Red |
|---|---|---|---|---|---|---|---|---|---|
| Ethyl butyrate | 0.001 bde | 1.50 | 0.90 | 3.60 | 127.80 | 1.30 | 2.20 | 10.00 | 4421.60 |
| Ethyl isovalerate | 0.002 e | 0.00 | 0.00 | 0.00 | 3.70 | 0.00 | 0.00 | 0.55 | 542.15 |
| Ethyl pentanoate | 0.0015 c | 0.00 | 0.00 | 0.00 | 1.00 | 0.27 | 0.40 | 0.67 | 24.87 |
| Ethyl hexanoate | 0.0003 ad | 7.00 | 2.00 | 6.00 | 226.33 | 1.67 | 2.67 | 22.67 | 19,548.33 |
| Ethyl Acetate | 1 bc | 0.01 | 0.01 | 0.01 | 0.03 | 0.02 | 0.02 | 0.02 | 3.75 |
| Hexyl acetate | 0.002 ade | 0.20 | 0.20 | 4.85 | 34.50 | 0.00 | 0.60 | 7.50 | 52.10 |
| Methyl butyrate | 0.01 bc | 0.00 | 0.00 | 1.76 | 45.72 | 0.00 | 0.42 | 6.07 | 42.76 |
| Methyl hexanoate | 0.087 ad | 0.01 | 0.00 | 0.04 | 4.20 | 0.00 | 0.04 | 0.55 | 6.07 |
| Hexanal | 0.1 b | 5.50 | 3.55 | 7.41 | 6.23 | 0.92 | 6.82 | 4.62 | 6.94 |
| Octanal | 0.001 e | 1.10 | 1.10 | 1.80 | 4.30 | 0.50 | 1.20 | 1.70 | 10.00 |
| Nonanal | 0.001 e | 0.50 | 0.40 | 0.50 | 0.90 | 0.30 | 0.50 | 0.50 | 1.30 |
| Linalool | 0.001 bcd | 1.50 | 1.30 | 20.70 | 146.90 | 0.60 | 4.50 | 36.30 | 528.00 |
| Nerolidol | 0.1 b | 0.00 | 0.00 | 0.00 | 0.06 | 0.00 | 0.00 | 0.01 | 1.47 |
| Hexanol | 0.1 b | 0.94 | 0.08 | 0.13 | 0.37 | 0.12 | 0.19 | 0.15 | 0.10 |
| cis-3-Hexenol | 0.03 c | 0.53 | 0.03 | 0.03 | 0.04 | 0.19 | 0.11 | 0.05 | 0.04 |
| trans-2-Hexenol | 1 b | 0.00 | 0.00 | 0.00 | 0.01 | 0.00 | 0.00 | 0.00 | 0.02 |
| 1-Octanol | 0.11 e | 0.02 | 0.02 | 0.04 | 0.07 | 0.01 | 0.03 | 0.03 | 0.09 |
| Acetic acid | 100 b | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Butanoic acid | 1 b | 0.00 | 0.00 | 0.00 | 0.03 | 0.00 | 0.00 | 0.00 | 0.04 |
| Hexanoic acid | 10 b | 0.00 | 0.00 | 0.01 | 0.11 | 0.00 | 0.00 | 0.02 | 0.34 |
| Heptylic acid | 0.64 c | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 |
| Octanoic acid | 0.91 c | 0.00 | 0.00 | 0.00 | 0.12 | 0.00 | 0.00 | 0.01 | 0.37 |
| Benzaldehyde | 0.35 e | 0.01 | 0.01 | 0.02 | 0.04 | 0.00 | 0.01 | 0.03 | 0.38 |
| Benzyl acetate | 0.75 e | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 |
| Methyl salicylate | 0.04 c | 0.03 | 0.01 | 0.02 | 0.09 | 0.01 | 0.01 | 0.05 | 0.26 |
| Benzyl alcohol | 0.62 c | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| trans-3-Hexenyl acetate | 0.016 c | 0.00 | 0.03 | 0.03 | 0.19 | 0.00 | 0.07 | 0.03 | 0.19 |
| trans-2-Hexenyl acetate | 0.21 c | 0.00 | 0.00 | 0.05 | 0.52 | 0.00 | 0.00 | 0.11 | 0.33 |
| Butyl butylate | 0.11 c | 0.00 | 0.00 | 0.00 | 0.05 | 0.00 | 0.00 | 0.00 | 0.14 |
| Hexyl butyrate | 0.25 ae | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |