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Illinois Fertilizer Conference Proceedings
January 24-26, 2000

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Table 2. Nitrogen uptake by corn and residual NO3-N in the
top 4 feet of soil on non-N fertilized plots.
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Location Year N uptake Residual N
N
(lb/acre)		 Nitrate-N
(lb/acre)
1705 1997 90 45
2704 1997 69 55
2720 1997 69 6
2722 1997 66 47
2725 1997 129 31
3715 1997 114 66
3717 1997 57 52
1833 1998 52 71
2806 1998 71 46
2822 1998 41 30
3827 1998 86 80

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