Fig. 7From: Prohexadione-calcium improves grape quality by regulating endogenous hormones, sugar and acid metabolism and related enzyme activities in grape berriesCluster Heat Map of Volatile Aroma Components of ‘Chardonnay’ Fruit Treated with Exogenous Pro-Ca Notes: * means significant difference (P < 0.05), ** means extremely significant difference (P < 0.01)Back to article page