RT Journal Article SR Electronic T1 Viticulture Abstracts JF American Journal of Enology and Viticulture JO Am J Enol Vitic. FD American Society for Enology and Viticulture SP 156 OP 158 DO 10.5344/ajev.1959.10.3.156 VO 10 IS 3 YR 1959 UL http://www.ajevonline.org/content/10/3/156.abstract AB