Hayes, H.K. 1932.Crop Investigations on Sandy Lands. Saint Paul,MN:University of Minnesota, Agricultural Experiment Station. Bulletin 291.
This archival publication may not reflect current scientific knowledge or recommendations. Current information available from University of Minnesota Agricultural Experiment Station: http://www.maes.umn.edu/
Hayes, H.K.; Arney, A.C.; Wilson, H.K.; Powers, Le Roy.
Crop Investigations on Sandy Lands.
Minnesota Agricultural Experiment Station.
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