Figure 1: Corn Response to N

N-rate N-rate^2 Yield Yield Value N-cost 5 N-cost 8 Net 5 Net 8 N-cost 10 Net 10
0 0 3000 150.00 0.00 0.00 150.00 150.00 0.00 150.00
10 100 3290 164.50 2.50 4.00 162.00 160.50 5.00 159.50
20 400 3560 178.00 5.00 8.00 173.00 170.00 10.00 168.00
30 900 3810 190.50 7.50 12.00 183.00 178.50 15.00 175.50
40 1600 4040 202.00 10.00 16.00 192.00 186.00 20.00 182.00
50 2500 4250 212.50 12.50 20.00 200.00 192.50 25.00 187.50
60 3600 4440 222.00 15.00 24.00 207.00 198.00 30.00 192.00
70 4900 4610 230.50 17.50 28.00 213.00 202.50 35.00 195.50
80 6400 4760 238.00 20.00 32.00 218.00 206.00 40.00 198.00
90 8100 4890 244.50 22.50 36.00 222.00 208.50 45.00 199.50
100 10000 5000 250.00 25.00 40.00 225.00 210.00 50.00 200.00
110 12100 5090 254.50 27.50 44.00 227.00 210.50 55.00 199.50
120 14400 5160 258.00 30.00 48.00 228.00 210.00 60.00 198.00
130 16900 5210 260.50 32.50 52.00 228.00 208.50 65.00 195.50
140 19600 5240 262.00 35.00 56.00 227.00 206.00 70.00 192.00
150 22500 5250 262.50 37.50 60.00 225.00 202.50 75.00 187.50
160 25600 5250 262.50 40.00 64.00 222.50 198.50 80.00 182.50
170 28900 5250 262.50 42.50 68.00 220.00 194.50 85.00 177.50
180 32400 5250 262.50 45.00 72.00 217.50 190.50 90.00 172.50
190 36100 5250 262.50 47.50 76.00 215.00 186.50 95.00 167.50


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