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NC State Extension

Tobacco Diagnostic Key

Nutrient Diagnostic Key

The tobacco nutrient diagnostic tool was developed at North Carolina State University through the collaborative efforts of the Departments of Horticultural Science and Crop and Soil Sciences. Factsheets for each nutrient can be found in the “Publications & Factsheets” menu on the homepage.

Special Acknowledgements:

  • Dr. Brian Whipker-Professor of Horticulture Science
  • Joshua Henry-Department of Horticultural Science, Graduate Student
  • Paul Cockson-Department of Crop and Soil Sciences, Undergraduate Student
  • Ingram McCall-Department of Horticulture Science, Research Technician

Funding provided by the North Carolina Tobacco Foundation