Table 5.
Total phenolic content, radical-scavenging activity, and total anthocyanin content of blueberry extracts.
| Samples | TPC (g GAE/kg) | RSA (mmol TE/kg) | TAC (g cy-3-glu/kg) |
|---|---|---|---|
| D1 | 2.52 ± 0.02 a* | 27.64 ± 1.46 bcde | 1.65 ± 0.01 b |
| D2 | 2.52 ± 0.02 a | 29.66 ± 0.00 a | 1.75 ± 0.01 a |
| D3 | 2.35 ± 0.01 b | 27.78 ± 0.51 cd | 1.61 ± 0.02 c |
| D4 | 1.45 ± 0.02 i | 24.83 ± 0.06 f | 0.49 ± 0.00 k |
| C1 | 1.78 ± 0.01 f | 25.91 ± 1.11 ef | 0.97 ± 0.01 e |
| C2 | 1.64 ± 0.02 h | 24.71 ± 1.48 ef | 0.78 ± 0.00 g |
| C3 | 1.74 ± 0.01 g | 26.02 ± 1.33 def | 0.96 ± 0.01 ef |
| C4 | 1.61 ± 0.01 h | 26.16 ± 0.60 e | 0.73 ± 0.00 h |
| BC1 | 2.51 ± 0.00 a | 29.07 ± 1.39 abc | 1.34 ± 0.01 d |
| BC2 | 2.21 ± 0.01 c | 29.05 ± 1.66 abc | 0.95 ± 0.00 f |
| BC3 | 1.86 ± 0.01 e | 29.98 ± 1.43 abc | 0.56 ± 0.00 j |
| BC4 | 1.98 ± 0.04 d | 29.02 ± 1.34 abc | 0.71 ± 0.00 i |
* Different letters within the same column indicate a significant difference between cultivar × harvest times according to Tukey’s test at the 5% level (p < 0.05).