Timing of treatment

ABA concentration

Anthocyanin (OD₅₂₀)

TSS (˚Brix)

Titratable acidity (g 100 ml⁻¹)

39 DAF

control

0.63 ± 0.27b^*

18.38 ± 0.75a

0.37 ± 0.05b

200 ppm

0.80 ± 0.30b

16.52 ± 0.07b

0.44 ± 0.02a

400 ppm

1.68 ± 0.44a

16.74 ± 0.28b

0.38 ± 0.02ab

48 DAF

control

0.63 ± 0.27b

18.38 ± 0.75a

0.37 ± 0.05

200 ppm

1.06 ± 0.29b

17.18 ± 0.48b

0.38 ± 0.04

400 ppm

2.44 ± 0.44a

16.68 ± 0.06b

0.36 ± 0.02

55 DAF

control

0.63 ± 0.27b

18.38 ± 0.75a

0.37 ± 0.05

200 ppm

2.40 ± 0.06a

17.76 ± 0.95a

0.39 ± 0.03

400 ppm

3.04 ± 0.99a

16.38 ± 0.32b

0.38 ± 0.02