Identification of the major drivers of 'phenolic' taste in ... - GWRDC

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AWRI: Identification Of The Major Drivers Of ‘Phenolic’ Taste In White Wines 86 Table 8-4: Significance (p values) for experimental effects 2011 wines Astringent Viscosity Astringency adj for pH Viscosity adj for pH Bitterness Hotness Metallic Burning Variety 0.555 0.072 0.092 0.001
AWRI: Identification Of The Major Drivers Of ‘Phenolic’ Taste In White Wines 87 Table 8-5: Correlation coefficients between absorbances/Somers measures and sensory attributes for 2010 wines. * indicates sensory attribute was adjusted for pH effect. Red indicates negative correlations, green positive correlations. Glu+Fru pH TA Ethanol A280 A320 A370 Flavonoid Astringency 0.29 0.87 0.53 0.21 0.39 0.09 0.15 0.55 Viscosity 0.20 0.70 0.34 0.02 0.55 0.32 0.53 0.49 Astringency* 0.18 0.26 0.20 0.04 0.23 0.11 0.09 0.18 Viscosity* 0.19 0.17 0.27 0.15 0.31 0.21 0.17 0.15 Hotness 0.07 0.03 0.07 0.25 0.11 0.06 0.02 0.21 Acidity 0.25 0.74 0.59 0.10 0.27 0.06 0.13 0.44 Bitter 0.35 0.17 0.10 0.15 0.37 0.28 0.19 0.23 Acid AT 0.18 0.73 0.67 0.11 0.24 0.09 0.13 0.36 Bitter AT 0.25 0.12 0.12 0.16 0.46 0.39 0.31 0.17 Correlations greater than 0.265, 0.313, 0.404 and 0.503 Significant at 10, 5, 1 and 0.1% respectively Table 8-6: Correlation coefficients between absorbances/Somers measures and sensory attributes for 2011 wines. * indicates sensory attribute was adjusted for pH effect. Red indicates negative correlations, green positive correlations. Glu+Fru pH TA Ethanol A280 A320 A370 Ext Flavonoid Astringency 0.26 0.50 0.15 0.24 0.11 0.07 0.26 0.02 Viscosity 0.01 0.27 0.32 0.34 0.24 0.35 0.11 0.02 Astringency* 0.05 0.00 0.19 0.33 0.16 0.03 0.04 0.24 Viscosity* 0.15 0.00 0.33 0.32 0.39 0.42 0.24 0.15 Hotness 0.04 0.04 0.24 0.75 0.14 0.16 0.12 0.41 Oily 0.27 0.19 0.45 0.15 0.07 0.18 0.06 0.09 Metallic 0.06 0.26 0.18 0.24 0.18 0.09 0.12 0.15 Acidity 0.29 0.25 0.68 0.08 0.05 0.23 0.16 0.20 Bitter 0.29 0.13 0.40 0.46 0.19 0.04 0.03 0.38 Acid AT 0.30 0.28 0.75 0.07 0.09 0.28 0.12 0.18 Burning AT 0.17 0.21 0.39 0.80 0.14 0.19 0.31 0.44 Correlations greater than 0.243, 0.288, 0.373 and 0.465 Significant at 10, 5, 1 and 0.1% respectively Ext
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