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Illinois Fertilizer Conference Proceedings
January 25-27, 1999

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Table 2. Accumulation of aboveground dry matter by KCl fertilized corn as influenced by N source. Data from 1990, averaged across hybrids.
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N FORM
Plant development stage
V4
V9
R1
R6
g plant -1
Urea + NI 4.23
87.8
162.3
370.7`
Ca(NO3)2 3.86
82.8
157.6
366.8
Rel. advantage
of Urea + NI (%)		 9.6
6.0
3.0
1.1

 

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