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Table 3.

Total polyphenol of Sauvignon Blanc wines under effect of different leaf removal times in the high-altitude regions of southern Brazil. Vintages 2015 and 2016.

Leaf removal time Total polyphenol (mg L−1)
2015 2016
Full Bloom 221.3 a 267.5 a
Berries pepper-corn size 223.3 a 299.2 b
Berries pea size 235.6 a 320.5 b
Veraison 216.4 a 314.6 b
15 days after veraison 229.6 a 311.6 b
Control (no leaf removal) 245.4 a 321.7 b
CV (%) 5.1 8.6

*Means followed by different letters in the same column differ by Skott Knott test (p < 0.05).

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