We have information from several sources:
Flax: New Uses and Demands—Duane R. Berglund
Flax Fiber: Potential for a New Crop in the Southeast—Jonn A. Foulk, Danny E. Akin, Roy B. Dodd, and David D. McAlister III
Handbook of Energy Crops—James A. Duke. 1983. unpublished.
Underexploited Temperate Industrial and Fiber Crops—Richard J. Roseberg
Alternate Crops for Dryland Production Systems in Northern Idaho—Kenneth D. Kephart, Glen A. Murray, and Dick L. Auld
Flax: Alternative Field Crops Manual, University of Wisconson Cooperative Extension Service, University of Minnesota Extension Service, Center for Alternative Plant & Animal Products
New Crops for Canadian Agriculture—Ernest Small
Magness, J.R., G.M. Markle, C.C. Compton. 1971. Food and feed crops of the United States.
Outside links: