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University of Illnois research shows reduced yields in corn on corn

Sept. 21, 2011 -It maybe a preliminary study, but initial reports from the University of Illinois indicate second-year yields from corn-on-corn are as much as 27 bu/ac lower than in fields with corn after soybeans. The study is based on comparisons of 165 bu/ac yield in corn after soybeans and 50 bu/ac yields for soybeans, plus $500 per acre non-land cost for corn and $290 per acre non-land cost for soybeans.         READ MORE