Table 1.
Variations in tea flavor-related metabolite levels in Population 1
| Metabolite | Season | Range (%) | Mean (%) |
aSD | bCV | CH' | Heritability |
|---|---|---|---|---|---|---|---|
|
Theanine (TN) |
Spring | 0–4.03 | 1.56 | 0.84 | 0.54 | 2.03 | 0.60 |
| Summer | 0–2.58 | 0.94 | 0.51 | 0.54 | 2.06 | ||
| Autumn | 0–6.01 | 1.92 | 1.03 | 0.54 | 2.01 | ||
| Mean | – | 1.47 | 0.79 | 0.54 | 2.03 | ||
|
Caffeine (CAF) |
Spring | 0.09–5.36 | 2.72 | 0.81 | 0.30 | 1.90 | 0.70 |
| Summer | 0–3.48 | 2.29 | 0.64 | 0.28 | 1.85 | ||
| Autumn | 0.03–5.0 | 2.84 | 0.81 | 0.29 | 1.83 | ||
| Mean | – | 2.62 | 0.75 | 0.29 | 1.86 | ||
|
(+)-Gallocatechin (GC) |
Spring | 1.08–3.50 | 2.19 | 0.47 | 0.21 | 2.04 | 0.55 |
| Summer | 1.38–4.21 | 2.63 | 0.6 | 0.23 | 2.05 | ||
| Autumn | 1.40–5.31 | 2.84 | 0.81 | 0.29 | 1.79 | ||
| Mean | – | 2.55 | 0.63 | 0.24 | 1.96 | ||
|
(−)-Epigallocatechin (EGC) |
Spring | 0.40–5.11 | 2.11 | 0.81 | 0.39 | 2.02 | 0.59 |
| Summer | 0.40–9.93 | 2.37 | 1.14 | 0.48 | 1.96 | ||
| Autumn | 0.40–5.18 | 2.48 | 0.93 | 0.38 | 2.07 | ||
| Mean | – | 2.32 | 0.96 | 0.42 | 2.02 | ||
|
(+)-Catechin (C) |
Spring | 0.83–4.01 | 1.22 | 0.45 | 0.37 | 1.49 | 0.90 |
| Summer | 0.87–3.14 | 1.3 | 0.44 | 0.34 | 1.51 | ||
| Autumn | 0.88–3.95 | 1.36 | 0.44 | 0.32 | 1.58 | ||
| Mean | – | 1.29 | 0.44 | 0.34 | 1.53 | ||
|
(−)-Epicatechin (EC) |
Spring | 0.08–0.37 | 0.16 | 0.05 | 0.31 | 1.88 | 0.70 |
| Summer | 0.08–0.46 | 0.18 | 0.06 | 0.33 | 1.92 | ||
| Autumn | 0.09–0.34 | 0.17 | 0.05 | 0.29 | 1.99 | ||
| Mean | – | 0.17 | 0.05 | 0.31 | 1.93 | ||
|
(−)-Epigallocatechin-3-gallate (EGCG) |
Spring | 3.55–16.24 | 8.85 | 2.28 | 0.26 | 2.09 | 0.67 |
| Summer | 3.42–12.40 | 7.47 | 1.87 | 0.25 | 2.08 | ||
| Autumn | 3.68–13.76 | 8.28 | 1.96 | 0.24 | 2.09 | ||
| Mean | – | 8.2 | 2.04 | 0.25 | 2.09 | ||
|
(−)-Gallocatechin gallate (GCG) |
Spring | 3.10–12.22 | 5.27 | 1.16 | 0.22 | 1.87 | 0.75 |
| Summer | 3.19–7.59 | 4.93 | 0.83 | 0.17 | 2.03 | ||
| Autumn | 3.05–9.08 | 5.35 | 0.83 | 0.17 | 2.02 | ||
| Mean | – | 5.18 | 0.94 | 0.19 | 1.97 | ||
|
(−)-Epicatechin-3-gallate (ECG) |
Spring | 1.96–8.35 | 3.70 | 0.93 | 0.25 | 1.92 | 0.57 |
| Summer | 2.02–6.70 | 3.62 | 0.73 | 0.20 | 2.00 | ||
| Autumn | 2.06–6.79 | 3.75 | 0.86 | 0.23 | 1.93 | ||
| Mean | – | 3.69 | 0.84 | 0.23 | 1.95 | ||
|
Catechin gallate (CG) |
Spring | 3.00–5.74 | 3.70 | 0.42 | 0.11 | 1.93 | 0.56 |
| Summer | 3.08–4.94 | 3.73 | 0.35 | 0.09 | 2.04 | ||
| Autumn | 3.06–6.51 | 3.82 | 0.43 | 0.11 | 1.89 | ||
| Mean | – | 3.75 | 0.4 | 0.1 | 1.95 |
aSD, standard deviation.
bCV, coefficient of variation.
cH’, Shannon-Wiener diversity index.