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Effect of Rate and Time of Nitrogen Fertilization on Potato on N2O Emissions. |
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Environmentally Neutral N and P Application and Its Relationship to Forage Yield After 10 Yrs of Application. |
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Nitrous Oxide Emissions from a Potato-Barley-Red Clover Rotation as Influenced by Nitrogen Source and Timing of Application. |
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Responses of Cash Cropping Based System to Tillage, N and S. |
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Timing of Manure Application Effects on Forage Yield and N and P Uptake. |