Tauer, C.G., Mohn, C.A. and Cromell, W.H., (1974), "Early Performance of Ponderosa Pine Seed Sources in Minnesota", Minnesota Forestry Research Notes 252, School of Forestry, University of Minnesota
Minnesota Forestry Research Notes
Published as Miscellaneous Journal Paper Series No. 1545 of the Minnesota Agricultural Experiment Station.
Tauer, Charles G.; Mohn, Carl A.; Cromell, William H..
Early Performance of Ponderosa Pine Seed Sources in Minnesota.
St. Paul, Minn. : School of Forestry, University of Minnesota.
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