Mohn, C.A. and Pauley, S.S., (1969), "Early Performance of Cottonwood Seed Sources in Minnesota", Minnesota Forestry Research Notes 207, School of Forestry, University of Minnesota
Minnesota Forestry Research Notes
Published as Scientific Journal Paper Series No. 6993 of the Minnesota Agricultural Experiment Station.
This work is part of NC-51 project "Forest Tree Improvement Through Selection and
Breeding" and was supported in part by Regional Research Funds from the U. S.
Department of Agriculture.
Mohn, Carl A.; Pauley, Scott S..
Early Performance of Cottonwood Seed Sources in Minnesota.
St. Paul, Minn. : School of Forestry, University of Minnesota.
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