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Evaluate the efficacy of combinations of (4Rs) source, plate, rate and time of application on N efficiency
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Synergistic approaches to the 4Rs including utilization of macro/micronutrients to improve N efficiency
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Systems approaches to cover crops
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Water quality and economic benefits of a conservation cover rotation (as definied in the 328 NRCS standard) such as wheat or other cash crops
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Phosphorous: continue studies testing the impact of phosphorous usage, the role of legacy phosphouous both in agricultural production lands and streambanks and streambeds, as well as placement and timing of phosphorous applications in corn and wheat
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Weather event intensity and impact on nutrient loss in production agriculture
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Watershed approaches to nutrient management
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