• Missouri crop performance, 2010 : soybean 

    Wiebold, William J.; Mason, Howard L.; Knerr, Delbert R.; Hasty, Richard W.; Schwab, David M.; Angotti, Jeremy; Schelp, William (University of Missouri. Agriculture Experiment Station, 2010)
    "The large number of varieties available makes selection of a superior variety difficult. To select intelligently, producers need a reliable, unbiased, up-to-date source of information that will permit valid comparisons ...