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Tillage helps manage residue, controls weeds, incorporates soil amendments and is used extensively to prepare a seedbed for planting. However, research shows that tillage has little effect on soybean yields in Iowa. This publication identifies how no-tillage can reduce input costs without sacrificing soybean yield.
Iowa State University Extension and Outreach
Agricultural Science | Agriculture | Agronomy and Crop Sciences
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Wright, David; Al-Kaisi, Mahdi; and Lenssen, Andrew W., "Influence of Tillage on Soybean Production in Iowa" (2013). Agriculture and Environment Extension Publications. 195.