Abstract
Swine manure and fertilizer can be used to supply the nitrogen (N) and phosphorus (P) needs of crops. Excess P application sometimes applied with N-based manure for corn increases the risk of P loss and water quality impairment. Poor water quality in Iowa streams and lakes due to excess P has prompted questions about the impact of cropping and nutrient management systems on P loss from fields.
Keywords: Agricultural and Biosystems Engineering, RFR A11115, Agronomy
How to Cite:
Haq, M. U., Mallarino, A. P., Pederson, C. H., Helmers, M. J., Kanwar, R. S. & Pecinovsky, K. T., (2012) “Fertilizer and Swine Manure Management Systems Impacts on Phosphorus in Soil and Subsurface Tile Drainage”, Iowa State University Research and Demonstration Farms Progress Reports 2011(1).
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