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Craig Chase, Kathleen Delate, Matt Liebman and Kelvin Leibold, Iowa State University Extension PMR 1001
Compares the economic return to management of three crop rotations: conventional corn-soybean, organic corn-soybean-oat/alfalfa-alfalfa, and low external input corn-soybean-oat-alfalfa. This peer-reviewed publication details the production and market assumptions made and also mentions non-economic factors that can affect rotation decisions. Read about the competitive grant projects for LTAR and Low-External-Input.