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| CO-09F | Phosphorus Soil Test Calibration Using Landscape Spatial Variability |  |
 | CO-12F | Spatial Removal of Nutrients by Corn |  |
| KS-27F | Precision Application of Phosphorus to Winter Wheat |  |
   | North and West Zone India |
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  | Northcentral China |
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  | Northeast China |
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   | Northeast India & Bangladesh |
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  | Northern Latin America |
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  | Southeast Asia |
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  | Southeast U.S. |
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   | Southern India & Sri Lanka |
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  | Southwest China |
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  | Western India |
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 | soil acidity and liming |
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 | soil testing |
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 | sorghum |
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 | starter fertilization |
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 | sugarcane |
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 | technology transfer |
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