Illinois Fertilizer Conference Proceedings January 24-26, 2005 Home 2005 Index Search

Figure 2. Yields at optimum N rates (OY) and the
optimum N rate required to reach that yield (ONR)
for corn following soybean. Data are from 16 Southern
Illinois site-years (triangles) and 18 Northern Illinois site-years
(squares), 1999-2004.

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Department of Crop Sciences University of Illinois Extension College of Agricultural, Consumer, and Environmental Sciences University of Illinois at Urbana-Champaign Illinois Fertilizer & Chemical Association Illinois Department of Agriculture

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