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 142 OP 144 DO 10.5344/ajev.1957.8.3.142 VO 8 IS 3 YR 1957 UL http://www.ajevonline.org/content/8/3/142.abstract AB