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Brianna and Frontenac gris grapes’ characteristics at harvest.
| Cultivar | Harvest Date | Berry °Brix | Berry pH |
|---|---|---|---|
| Frontenac gris | 24 September 2015 | 19.5 | 3.00 |
| Frontenac gris | 1 October 2015 | 23.1 | 3.06 |
| Frontenac gris | 9 October 2015 | 23.6 | 3.18 |
| Brianna | 4 September 2015 | 15.4 | 3.09 |
| Brianna | 11 September 2015 | 17.6 | 3.19 |
| Brianna | 18 September 2015 | 18.6 | 3.29 |
| Brianna | 25 September 2015 | 19.6 | 3.45 |
