Schantz-Hansen, T.Jensen, Raymond A.2010-01-082010-01-081954-01-15Schantz-Hansen, T. and Jensen, R.A., (1954), "A Study of Jack Pine Source of Seed", Minnesota Forestry Notes 25, School of Forestry, University of Minnesota0099-4332https://hdl.handle.net/11299/56317Published as Scientific Journal Series Paper No. 3099 of the Minnesota Agricultural Experiment Station.en-USforests and forestryMinnesotaresearchReport