| Berry composition comparison | Source-sink parameters | |||||||
---|---|---|---|---|---|---|---|---|---|
 | Soluble solids (°brix) | Glucose (g /L) | Fructose (g/L) | Carbon assimilation (g vine−1) | Berry sugar gain | Berry C / assimilated C | |||
 | Dec 26 | Jan 5 | Dec 26 | Jan 5 | Dec 26 | Jan 5 | CO2 | (g vine−1) | % |
Ambient | 5.6 | 11.5 | 14.6 | 51.3 | 6.9 | 43.7 | 652 | 223 | 50 |
Sub-ambient | 5.4 | 9.8 | 16.7 | 42.1 | 8.3 | 35.2 | 302 | 166 | 72 |
Treatment | ns | ** | ns | ** | ns | ** | *** | ns | * |