Survey results are provided in the heading of each table. Plant stands were counted near the time of tasseling. Lodging was determined immediately before harvest. Plants leaning more than 30 degrees from vertical and those bent or broken below the ear were counted as lodged. During harvest, plot grain weights were measured and an electronic moisture tester was used to determine the moisture percentage of the grain.
All hybrids listed in the tables are single crosses unless otherwise stated.
Guidelines provided by the University of Missouri for placement in a maturity group are shown below. 1 101-110 Field Plot Design . All non-irrigated and irrigated tests were arranged in lattice field plot designs with three replications. At all locations, plots were four rows wide and 25 feet long with a between-row spacing of 30 inches. Only the center two rows were harvested to determine yield.