Philip W. Westerman

Acidifier Dosage Effects on Inside Ammonia Concentrations in Roaster Houses

Shah, S. B., Oviedo-Rondón, E. O., Grimes, J. L., Westerman, P. W., & Campeau, D. C. (2013, August 5). Applied Engineering in Agriculture, Vol. 29, pp. 573–580.

Acidifier application rate impacts on ammonia emissions from US roaster chicken houses

Atmospheric Environment, 92, 576–583.

Ancillary effects of different acidifier application rates in roaster houses

The Journal of Applied Poultry Research, 22(3), 565–573.

Live performance of roasters raised in houses receiving different acidifier application rates

The Journal of Applied Poultry Research, 22(4), 922–928.

Nitrogen mass balance in commercial roaster houses receiving different acidifier application rates

Shah, S. B., Grimes, J. L., Oviedo-Rondón, E. O., Westerman, P. W., & Campeau, D. (2013, September 6). The Journal of Applied Poultry Research, Vol. 22, pp. 539–550.

Ammonia Emissions from Broiler Cake Stockpiled in a Naturally Ventilated Shed

Yao, N. H., Shah, N. S. B., Willits, N. D. H., Westerman, N. P. W., Li, N. L. W., & Marshall, N. T. K. (2011, January 1). Transactions of the ASABE, Vol. 54, pp. 1893–1904.

Phosphorus Recovery from Covered Digester Effluent with a Continuous-Flow Struvite Crystallizer

Westerman, N. P. W., Bowers, N. K. E., & Zering, N. K. D. (2010, January 1). Applied Engineering in Agriculture, Vol. 26, pp. 153–161.

Swine Anaerobic Lagoon Nutrient Concentration Variation with Season, Lagoon Level, and Rainfall

Westerman, N. P. W., Ogejo, N. J. A., & Grabow, N. G. L. (2010, January 1). Applied Engineering in Agriculture.

Impact of Land Application Method on Ammonia Loss from Hog Lagoon Effluent

Shah, N. S. B., Balla, N. B. K., Grabow, N. G. L., Westerman, N. P. W., & Bailey, N. D. E. (2009, January 1). Applied Engineering in Agriculture, Vol. 25, pp. 963–973.

Design and Evaluation of a Regenerating Scrubber for Reducing Animal House Emissions

Shah, S. B., Westerman, P. W., Munilla, R. D., Adcock, M. E., & Baughman, G. R. (2008, January 1). Transactions of the ASABE.

A review of gaseous ammonia emissions from slurry pits in pig production systems

Griffing, E. M., Overcash, M., & Westerman, P. (2007, June 30). Biosystems Engineering.

Measurement and analysis of ammonia and hydrogen sulfide emissions from a mechanically ventilated swine confinement building in North Carolina

Blunden, J., Aneja, V. P., & Westerman, P. W. (2007, July 5). Atmospheric Environment, Vol. 42, pp. 3315–3331.

Wood chips and wheat straw as alternative biofilter media for denitrification reactors treating aquaculture and other wastewaters with high nitrate concentrations

Saliling, W. J. B., Westerman, P. W., & Losordo, T. M. (2007, July 5). Aquacultural Engineering.

Ammonia Adsorption in Five Types of Flexible Tubing Materials

Shah, N. S. B., Grabow, N. G. L., & Westerman, N. P. W. (2006, January 1). Applied Engineering in Agriculture, Vol. 22, pp. 919–923.

Measuring Ammonia Concentrations and Emissions from Agricultural Land and Liquid Surfaces: A Review

Shah, S. B., Westerman, P. W., & Arogo, J. (2006, July 1). Journal of the Air & Waste Management Association, Vol. 56, pp. 945–960.

Method for removing phosphorus from waste lagoon effluent

Washington, DC: U.S. Patent and Trademark Office.

DESIGN OF CONE-SHAPED FLUIDIZED BED STRUVITE CRYSTALLIZERS FOR PHOSPHORUS REMOVAL FROM WASTEWATER

Bowers, N. K. E., & Westerman, N. P. W. (2005, January 1). Transactions of the ASAE.

ON-FARM PERFORMANCE OF TWO SOLIDS/LIQUID SEPARATION SYSTEMS FOR FLUSHED SWINE MANURE

Westerman, N. P. W., & Arogo, N. J. (2005, January 1). Applied Engineering in Agriculture.

PERFORMANCE OF A POND AERATION SYSTEM FOR TREATING ANAEROBIC SWINE LAGOON EFFLUENT

Westerman, N. P. W., & Arogo, N. J. (2005, January 1). Applied Engineering in Agriculture.

PERFORMANCE OF CONE-SHAPED FLUIDIZED BED STRUVITE CRYSTALLIZERS IN REMOVING PHOSPHORUS FROM WASTEWATER

Bowers, N. K. E., & Westerman, N. P. W. (2005, January 1). Transactions of the ASAE.

Management considerations for organic waste use in agriculture

Westerman, P. W., & Bicudo, J. R. (2004, July 30). Bioresource Technology.

A REVIEW OF AMMONIA EMISSIONS FROM CONFINED SWINE FEEDING OPERATIONS

Arogo, N. J., Westerman, N. P. W., & Heber, N. A. J. (2003, January 1). Transactions of the ASAE.

COMPARING AMMONIUM ION DISSOCIATION CONSTANT IN SWINE ANAEROBIC LAGOON LIQUID AND DEIONIZED WATER

Arogo, N. J., Westerman, N. P. W., & Liang, N. Z. S. (2003, January 1). Transactions of the ASAE.

APPLICATION OF MIXED AND AERATED POND FOR NITRIFICATION AND DENITRIFICATION OF FLUSHED SWINE MANURE

Westerman, N. P. W., & Bicudo, N. J. R. (2002, January 1). Applied Engineering in Agriculture.

Ammonia Emissions from Anaerobic Swine Lagoons: Model Development

Visscher, A. D., Harper, L. A., Westerman, P. W., Liang, Z., Arogo, J., Sharpe, R. R., & Cleemput, O. V. (2002, April 1). Journal of Applied Meteorology.

MODELING AMMONIA EMISSION FROM SWINE ANAEROBIC LAGOONS

Liang, N. Z. S., Westerman, N. P. W., & Arogo, N. J. (2002, January 1). Transactions of the ASAE.

Reduction of Enteric Microbes in Flushed Swine Wastewater Treated by a Biological Aerated Filter and UV Irradiation

Hill, V. R., Kantardjieff, A., Sobsey, M. D., & Westerman, P. W. (2002, January 1). Water Environment Research.

Conceptual model for ammonia and odor production and ammonia emission from swine anaerobic lagoons

Air Pollution from Agricultural Operations : Proceedings of the 2nd International Conference, October 9-11, 2000, Des Moines, Iowa, 132.

DESIGN AND ANALYSIS OF A PILOT SCALE BIOFILTRATION SYSTEM FOR ODOROUS AIR

Classen, N. J. J., Young, N. J. S., Bottcher, N. R. W., & Westerman, N. P. W. (2000, January 1). Transactions of the ASAE, Vol. 43, pp. 111–117.

Tangential flow separation and chemical enhancement to recover swine manure solids, nutrients and metals

Westerman, P. W., & Bicudo, J. R. (2000, May 1). Bioresource Technology.

Upflow biological aerated filters for the treatment of flushed swine manure

Westerman, P. (2000, September 1). Bioresource Technology.

NUTRIENT CONTENT AND SLUDGE VOLUMES IN SINGLE-CELL RECYCLE ANAEROBIC SWINE LAGOONS IN NORTH CAROLINA

Bicudo, N. J. R., Safley, N. L. M., Jr., & Westerman, N. P. W. (1999, January 1). Transactions of the ASAE.

AERATION OF LIVESTOCK MANURE SLURRY AND LAGOON LIQUID FOR ODOR CONTROL: A REVIEW

Westerman, N. P. W., & Zhang, N. R. H. (1997, January 1). Applied Engineering in Agriculture.

Water treatment and waste characterization evaluation of an intensive recirculating fish production system

Twarowska, J. G., Westerman, P. W., & Losordo, T. M. (1997, May 1). Aquacultural Engineering.

Evaluation of Various Biofilters in an Intensive Recirculating Fish Production Facility

Westerman, N. P. W., Losordo, N. T. M., & Wildhaber, N. M. L. (1996, January 1). Transactions of the ASAE.

Swine-lagoon Seepage in Sandy Soil

Westerman, N. P. W., Huffman, N. R. L., & Feng, N. J. S. (1995, January 1). Transactions of the ASAE.

Swine Lagoon Effluent Applied to ‘Coastal’ Bermudagrass: III. Irrigation and Rainfall Runoff

Westerman, P. W., Overcash, M. R., Evans, R. O., King, L. D., Burns, J. C., & Cummings, G. A. (1985, January 1). Journal of Environmental Quality.

Effects of applying swine lagoon effluent to Coastal Bermudagrass at high rates for ten years

Paper (American Society of Agricultural Engineers), (2123), 32.

Short-term attenuation of runoff pollution potential for land-applied swine and poultry manure

In Livestock waste, a renewable resource : proceedings / 4th International Symposium on Livestock Wastes, 1980, April 15-17, 1980, Amarillo Civic Center, Amarillo, Texas (p. 289). St. Joseph, Mich.: American Society of Agricultural Engineers.