Table 8

Impact of shoot-thinning time on wine composition of Pinot noir, 2001–2002.

TAPhenolsAnthocyanins
(g/L)pHHueIntensity(mg/L)(mg/L)
Treatment200120022001200220012002200120022001200220012002
aMeans followed by different letters are significantly different, p ≤ 0.05, Duncan’s multiple range test.
bBoldfaced data are significantly different from the control according to Dunnett’s t test.
c*, **, and ns indicate significance at p ≤ 0.05, 0.01, and not significant, respectively.
Control5.5bca5.13.553.730.990.751.352.71592b165100c83.3
09–125.5bc6.13.703.750.990.741.492.99736ab176116a71.6
155.6ab6.03.693.790.990.721.822.56710ab161116a70.0
19–215.2c5.83.673.701.030.781.272.53681ab177104bc71.5
25–275.8ab5.83.643.771.000.751.622.70754a168115ab62.0
29–315.3bc5.53.573.710.980.731.502.78661ab167108abc85.6
Significancec**nsnsnsnsnsnsns*ns*ns
Thin linearcnsnsnsnsnsnsnsnsnsnsnsns
Thin quadraticcnsnsnsnsnsnsnsnsnsnsnsns
Control vs thinningcnsnsnsnsnsnsnsnsnsnsnsns