Table 3.
Total polyphenols and firmness of Selection 21 grape berries treated with S-ABA.
| Treatment (concentration in mg/L) | Total polyphenol content (mg/100 g) |
Firmness (N) |
||
|---|---|---|---|---|
| 2013 | 2014 | 2013 | 2014 | |
| Control | 15.9 ± 3.8 | 13.4 ± 2.5 b | 33.9 ± 5.0 a | 25.3 ± 2.5 a |
| S-ABA 200 (7 DAV) | 13.1 ± 3.0 | 12.8 ± 1.5 b | 30.2 ± 3.1 a | 23.7 ± 1.3 a |
| S-ABA 400 (7 DAV) | 15.5 ± 1.7 | 14.3 ± 0.7 b | 26.7 ± 2.9 b | 19.3 ± 1.9 bc |
| S-ABA 200 (7 DAV) + 200 (21 DAV) | 15.8 ± 1.9 | 14.4 ± 1.2 b | 26.4 ± 1.3 b | 20.4 ± 1.6 bc |
| S-ABA 400 (7 DAV) + 400 (21 DAV) | 18.3 ± 1.1 | 18.3 ± 1.3 a | 19.9 ± 2.0 c | 15.7 ± 0.5 c |
Mean values within columns followed by different letters differ significantly at the 5% probability level according to Tukey’s test. DAV, days after véraison. 2013 and 2014 seasons.