Table 3.
Change in the polyphenol content (g kg−1 dw) in the leaves of Ozark Gold cv. during the developing and ripening of the fruit.
| Phenolic Compounds | Leaves after Full Bloom (Days) | |||
|---|---|---|---|---|
| 60 | 80 | 130 | 145 | |
| CQA | 1.17 ± 0.12 i,* | 1.13 ± 0.24 i | 1.46 ± 0.12 h | 16.6 ± 1.50 g |
| CGLU | nd | nd | nd | nd |
| PCQ | 0.19 ± 0.01 n | 0.25 ± 0.05 m | 0.22 ± 0.03 l | 0.22 ± 0.04 l |
| CAd | 0.20 ± 0.05 m | 0.24 ± 0.09 m | 0.20 ± 0.05 l,m | 0.19 ± 0.02 m |
| EC | 0.62 ± 0.07 j | 0.74 ± 0.06 j | 0.85 ± 0.11 j | 0.96 ± 0.04 h |
| PB2 | 0.20 ± 0.09 m | 0.20 ± 0.01 o | 0.22 ± 0.04 l | 0.29 ± 0.03 k |
| PC1 | 0.12 ± 0.01 p | 0.11 ± 0.03 p | 0.14 ± 0.01 n | 0.17 ± 0.01 n |
| CAT | 0.07 ± 0.05 r | 0.06 ± 0.02 r | 0.05 ± 0.00 o | 0.06 ± 0.01 p |
| PB1 | 0.05 ± 0.02 s | 0.05 ± 0.00 s | 0.04 ± 0.01 p | 0.05 ± 0.04 s |
| PLXG | 5.42 ± 0.16 f | 6.24 ± 0.18 c | 3.27 ± 0.34 f | 3.39 ± 0.03 f |
| PLG | 97.05 ± 3.34 a | 110.15 ± 2.43 a | 110.75 ± 1.16 a | 109.70 ± 2.57 a |
| QRUT | 0.13 ± 0.04 o | 0.69 ± 0.11 l | 0.60 ± 0.19 i | 0.76 ± 0.02 i |
| QGAL | 7.36 ± 0.13 c | 6.05 ± 0.35 d | 4.33 ± 0.23 c | 5.45 ± 0.18 c |
| QGLU | 6.77 ± 1.61 d | 5.66 ± 1.38 e | 3.87 ± 0.17 d | 4.75 ± 1.35 d |
| QARA | 3.51 ± 1.23 g | 3.93 ± 0.34 g | 3.74 ± 0.34 e | 3.80 ± 1.02 f |
| QXYL | 2.30 ± 0.91 h | 2.58 ± 0.68 h | 2.17 ± 0.21 g | 2.43 ± 0.24 g |
| QRHM | 5.52 ± 1.28 e | 4.86 ± 0.49 f | 3.85 ± 1.34 d | 4.18 ± 1.18 e |
| PO | 19.06 ± 2.16 b | 17.55 ± 1.16 b | 17.09 ± 2.51 b | 22.15 ± 3.48 b |
| DP | 9.41 | 10.06 | 9.18 | 8.42 |
| Total | 150.20 | 160.93 | 153.15 | 160.65 |
nd—not detected; CQA—chlorogenic acid; CGLU—cyanidin 3-glucoside; PCQ—p-coumaroyloquinic acid; CAd—caffeic acid hexose conjugate; EC—(−)-epicatechin; P B2—procyanidins B2; PC1—procyanidins C1; CAT—(+)-catechin; PB1—procyanidins B1; PLXG—phloretin 2′-xyloglucose; PLG—phloretin 2′-glucose; QRUT—quercetin-3-O-rutinoside; QGAL—quercetin-3-O-galactoside; QGLU—quercetin-O-3-glucoside; QARA—quercetin-3-O-arabinoside; QXYL—quercetin-3-O-xyloside; QRHM—quercetin-3-O-rhamnoside; PO—polymeric procyanidins; DP—degree of polymerization; * values are the means ± standard deviation n = 3; the mean values within a verse with different letters are significantly different at p < 0.05.