Northwest and Allee Research and Demonstration Farms
Author: Paul C. Kassel (Iowa State University)
A deep-tillage study was started during the fall of 2003 to evaluate the effects of deep (~20 in.) preplant tillage on corn and soybean yields.
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How to Cite: Kassel, P. C. (2008) “Deep-Tillage Study—Northwest Research Farm”, Iowa State University Research and Demonstration Farms Progress Reports. 2007(1).