Wallin, W.B.2010-01-192010-01-191954-04-15Wallin, W.B., (1954), "Wetwood in Balsam Poplar", Minnesota Forestry Notes 28, School of Forestry, University of Minnesota0099-4332https://hdl.handle.net/11299/56581Published as Scientific Journal Series Paper No. 3118 of the University of Minnesota Agricultural Experiment Station.en-USforests and forestryMinnesotaresearchReport