“…Also, farm planning models indicate the importance of grain prices and grain program requirements and benefits in determining the best uses of farm resources in the Great Plains [Krenz and Danielson;Whitson, Lacewell, and Shipley (1973)]. Salathe, Price, and Banker (1984) estimate that the FORP increased production of wheat and barley, the predominant crops in much of the northern Great Plains, by 2-3 percent in 1979. Others have noted this effect, in the Great Plains and elsewhere [Breimyer (1954); Johnson and Clayton (1982, p. 954)], although Shepherd et al (1960, p. 7) claim that its impact on cattle production is small, and Gardner (1981a, p. 28) and Schertz and others (1979, pp.…”