Harding, R.B. and Grigal, D.F., (1985), "Individual Tree Volume Equations for Plantation Grown White Spruce in Northern Minnesota", Minnesota Forestry Research Notes 294, School of Forestry, University of Minnesota
Minnesota Forestry Research Notes
Published as Miscellaneous Journal Paper Series No. 1990 of the Minnesota Agricultural Experiment Station.
Research was supported by the Blandin Foundation, Grand Rapids, MN, and Minnesota General Agricultural Research funds.
Harding, R.B.; Grigal, D.F..
Individual Tree Volume Equations for Plantation Grown White Spruce in Northern Minnesota.
St. Paul, Minn. : School of Forestry, University of Minnesota.
Retrieved from the University of Minnesota Digital Conservancy,
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