PT - JOURNAL ARTICLE AU - Weaver, Robert J. AU - Kasimatis, A. N. AU - Mccune, Stanley B. TI - Studies with Gibberellin on Wine Grapes to Decrease Bunch Rot AID - 10.5344/ajev.1962.13.2.78 DP - 1962 Jan 01 TA - American Journal of Enology and Viticulture PG - 78--82 VI - 13 IP - 2 4099 - http://www.ajevonline.org/content/13/2/78.short 4100 - http://www.ajevonline.org/content/13/2/78.full SO - Am J Enol Vitic.1962 Jan 01; 13 AB - Zinfandel, Tinta Madeira, and Carignane vines were sprayed with gibberellin at prebloom or bloom stage. Clusters were loosened and prevalenoe of rot sharply reduced by the sprays. Optimum concentrations of gibberellin caused little or no reduction in yield of fruit. The use of spray in two successive years produced no adverse effects.