RT Journal Article SR Electronic T1 Enology Abstracts JF American Journal of Enology and Viticulture JO Am J Enol Vitic. FD American Society for Enology and Viticulture SP 49 OP 50 DO 10.5344/ajev.1959.10.1.49 VO 10 IS 1 YR 1959 UL http://www.ajevonline.org/content/10/1/49.abstract