International Symposium on Nitrogen in Grapes and Wine, Date: JUN 18-19, 1991, Location: SEATTLE, WA, Sponsors: Amer Soc Enol & Viticulture, Abbott Labs, Amer Vineyard Fdn, Chevron Chem Co, Fertilizer Div, Crop Care Serv Inc, Dellavalle Lab Inc, Ge NOs Nursery Inc, Huber farm Serv Calif Inc, Monterey Chem Co, Sarkis V Sarabian & Assoc, J R Simplot Co, Sutter Creek Vineyards, Jackson Valley Vineyards, Unocal Agriprod, WE NO N, Wilbur Ellis Co, Whaley & Assoc, Forens Plant Pathol