spacer

Illinois Fertilizer Conference Proceedings
January 24-26, 1994

Home 1994 Index Search

Table 9: Effect of N source and starter fertilizer on corn grain yield. Gridley - 1993
spacer

Source N Source
N P2O5 K2O Ammonia
preplant		 UAN
preplant		 Ammonia
sidedress		 Average
-------- lb/acre -------- ------------------ bu/acre ------------------
0 0 0 150 141 139 143 A1
25 0 0 126 130 142 133 ABC
0 30 0

136

 127 128 130 BC
25 30 0 145 115 123 128 BC
0 0 20 118 122 132 124 BC

25

 0 20 131 130 132 131 BC
0 30 20 130 132 140 134 AB
25 30 20 113 127 129 123 C
Average 131 A 128 A 133 A  

1Average values followed by the same letter in the row or column are not significantly different.

Back to Main Report

spacer
*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		   Design by: Crop Sciences Computer and Web Support Group
Copyright © 2005 University of Illinois at Urbana-Champaign
Email site problems to the webmaster