We have information from several sources:
Eastern Black Walnut: Potential for Commercial Nut Producing CultivarsWilliam Reid
Magness, J.R., G.M. Markle, C.C. Compton. 1971. Food and feed crops of the United States.
Handbook of Energy CropsJames A. Duke. 1983. unpublished.
Black Walnut Toxicity Cooperative Extension Service, Purdue University, West Lafayette, Indiana. PDF version
Walnuts, Juglans spp.
Search for black walnut at The Education Store, Purdue Extension
Intercropping Black Walnut in Oregon's Willamette Valley
Walnut Crop Information University of California Davis
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Last modified: March 12 2013 by aw