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EM 9024 Published June 2011
This online module provides information on nutrient needs of grapevines, symptoms of deficiency and/or toxicity, and vineyard nutrient management. A section of this module explains how to diagnose non-nutrient problems such as damage from diseases, insects, drought, sunburn, and herbicides.
Patricia A. Skinkis
Extension viticulture specialist, Oregon State University
R. Paul Schreiner
Research plant physiologist, USDA-Agricultural Research Service
© 2011 Oregon State University
This publication was produced and distributed in furtherance of the Acts of Congress of May 8 and June 20, 1914. Extension work is a cooperative program of Oregon State University, the U.S. Department of Agriculture, and Oregon counties. Oregon State University Extension Service offers educational programs , activities, and materials without discrimination based on age, color, disability, gender identity or expression, martial status, national origin, race, religion, sex, sexual orientation, or veteran's status. Oregon State University Extension Service is an Equal Opportunity Employer.