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Illinois Fertilizer Conference Proceedings
January 25-27, 1993

Home 1993 Index Search

Table 7: Effect of fertility treatment on nutrient removal in corn grain. DeKalb, 1991spacer

Fertilizer Treatment Incorporation Yield N P2O5 K2O Mg S Ca Fe
    Bu/Acre Pounds per Acre
No Fertilizer or Lime Incorporated 99.2 67 24.6 23.0 5.4 5.4 0.26 0.13
1/3 Lime and Maintenance Fertilizer Incorporated 107.1 74 25.9 24.3 5.7 5.8 0.27 0.12
1/3 Lime, Maintenance and Build-up Fertilizer Incorporated 107.8 76 25.8 24.8 5.7 5.9 0.29 0.14
Full Lime Incorporated 96.2 65 23.4 21.8 5.3 5.1 0.36 0.17
Lime and Maintenance Fertilizer Incorporated 95.6 66 26.0 23.0 5.6 5.3 0.27 0.19
Lime, Maintenance and Build-up Fertilizer Incorporated 102.8 73 25.6 23.8 5.6 5.6 0.24 0.11
No Fertilizer or Lime Surface 81.5 57 19.5 19.0 4.5 4.6 0.22 0.10
1/3 Lime and Maintenace Fertilizer Surface 77.1 55 18.6 17.6 4.1 4.1 0.20 0.12
1/3 Lime, Maintenance and Build-up Fertilizer Surface 77.7 56 20.0 18.9 4.3 4.4 0.22 0.10
Lime Surface 65.6 46 16.7 16.1 3.8 3.7 0.20 0.10
Lime and Maintenance Fertilizer Surface 89.2 66 20.7 19.5 4.5 4.8 0.23 0.10
Lime, Maintenance and Build-up Fertilizer Surface 78.8 59 20.8 18.0 4.3 4.3 0.21 0.11
LSD 0.10   13.4 11 3.3 3.2 0.8 0.9 0.04 0.07

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