RT Journal Article SR Electronic T1 An Analysis of the Influence of pH and Titratable Acid in the Scoring of Wine JF American Journal of Enology and Viticulture JO Am J Enol Vitic. FD American Society for Enology and Viticulture SP 69 OP 73 DO 10.5344/ajev.1977.28.2.69 VO 28 IS 2 A1 Nagel, C. W. A1 McElvain, K. R. YR 1977 UL http://www.ajevonline.org/content/28/2/69.abstract AB By computer analysis of ten years of data a three dimensional model was defined indicating the effect of pH and titratable acidity on scoring of white wines. A similar model could not be defined for red wines because of varietal differences.