http://pec.lib.wvu.edu/record/P190871939Results of hybrid corn yield trials in West Virginia for 1938.<p> Serial issue. Issued as: West Virginia University. Agricultural Experiment Station. <em> Mimeograph circular</em>, no. 34 (1939:Feb.).</p>Cartledge, J. L.Wellhausen, Edwin John, 1907-Corn--Yields--Research.14256