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Table 4

Yield and grape composition at harvest in Pinot noir vines treated with Kaolin and untreated.

Parameters Untreated Kaolin
Yield (kg/vine) 1.1 b 1.4 a
Average cluster weight (g) 110 b 148 a
Soluble solids (°Brix) 23.2 23.0
Titrable acidity (g/l) 5.4 b 6.0 a
Total anthocyanins (g/l) 240 b 325 a
Total polyphenols (g/l) 916 910

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