• 1969 Missouri grain sorghum performance trials 

    Horrocks, R. D.; Cloninger, F. D. (University of Missouri--Columbia. Extension Division, 1970)
    "Locations. Grain sorghum performance trials were conducted at four locations in 1969, Fig. 1. They were located at the North Missouri Center near Spickard in Grundy County, on the Earl Page farm near Palmyra in Marion ...