TY - JOUR T1 - A Comparison of Normal Girdles and Knife-Line Girdles on Thompson Seedless and Cardinal Grapes JF - American Journal of Enology and Viticulture JO - Am J Enol Vitic. SP - 206 LP - 207 DO - 10.5344/ajev.1981.32.3.206 VL - 32 IS - 3 AU - Fred Jensen AU - Harry Andris AU - Robert Beede Y1 - 1981/01/01 UR - http://www.ajevonline.org/content/32/3/206.abstract N2 - In two of five trials, knife-line girdles were significantly less effective than normal 4.8-mm wide girdles; in the remaining trials differences were not significant. Knife-line girdles were generally intermediate in their response between no girdle and a normal 4.8-mm wide girdle. ER -