NC State University brick logo

Phil Westerman

Biological & Agricultural Engineering

Link your ORCID

Phil Westerman

Works (39)

Shah, S. B., Grimes, J. L., Oviedo-Rondon, E. O., & Westerman, P. W. (2014). Acidifier application rate impacts on ammonia emissions from US roaster chicken houses. Atmospheric Environment, 92, 576–583. https://doi.org/10.1016/j.atmosenv.2013.01.044

Source: NCSU Libraries

Shah, S. B., Oviedo-Rondon, E. O., Grimes, J. L., Westerman, P. W., & Campeau, D. (2013). Acidifier dosage effects on inside ammonia concentrations in roaster houses. Applied Engineering in Agriculture, 29(4), 573–580. https://doi.org/10.13031/aea.29.9904

Source: NCSU Libraries

Shah, S. B., Westerman, P. W., Grimes, J. L., Oviedo-Rondon, E. O., & Campeau, D. (2013). Ancillary impacts of different acidifier application rates in roaster houses. Journal of Applied Poultry Research, 22, 565–573. https://doi.org/10.3382/japr.2012-00693

Source: NCSU Libraries
Shah, S. B., Westerman, P. W., Grimes, J. L., Oviedo-Rondon, E. O., & Campeau, D. (2013). Ancillary effects of different acidifier application rates in roaster houses. Journal of Applied Poultry Research, 22(3), 565–573. https://doi.org/10.3382/japr.2012-00693
Source: NCSU Libraries

Oviedo-Rondon, E. O., Shah, S. B., Grimes, J. L., Westerman, P. W., & Campeau, D. (2013). Live performance of roasters raised in houses receiving different acidifier application rates. Journal of Applied Poultry Research, 22(4), 922–928. https://doi.org/10.3382/japr.2012-00716

Source: NCSU Libraries

Shah, S. B., Grimes, J. L., Oviedo-Rondon, E. O., Westerman, P. W., & Campeau, D. (2013). Nitrogen mass balance in commercial roaster houses receiving different acidifier application rates. Journal of Applied Poultry Research, 22(3), 539–550. https://doi.org/10.3382/japr.2012-00704

Source: NCSU Libraries

Yao, H., Shah, S. B., Willits, D. H., Westerman, P. W., Li, L. W., & Marshall, T. K. (2011). Ammonia emissions from broiler cake stockpiled in a naturally ventilated shed. Transactions of the ASABE, 54(5), 1893–1904. https://doi.org/10.13031/2013.39830

Source: NCSU Libraries

Westerman, P. W., Bowers, K. E., & Zering, K. D. (2010). Phosphorus recovery from covered digester effluent with a continuous-flow struvite crystallizer (Vol. 26, pp. 153–161).

Source: NCSU Libraries

Westerman, P. W., Ogejo, J. A., & Grabow, G. L. (2010). Swine anaerobic lagoon nutrient concentration variation with season, lagoon level, and rainfall (Vol. 26, pp. 147–152).

Source: NCSU Libraries

Shah, S. B., Balla, B. K., Grabow, G. L., Westerman, P. W., & Bailey, D. E. (2009). Impact of land application method on ammonia loss from hog lagoon effluent. Applied Engineering in Agriculture, 25(6), 963–973. https://doi.org/10.13031/2013.29236

Source: NCSU Libraries

Shah, S. B., Westerman, P. W., Munilla, R. D., Adcock, M. E., & Baughman, G. R. (2008). Design and evaluation of a regenerating scrubber for reducing animal house emissions. Transactions of the ASABE, 51(1), 243–250. https://doi.org/10.13031/2013.24217

Source: NCSU Libraries

Blunden, J., Aneja, V. P., & Westerman, P. W. (2008). Measurement and analysis of ammonia and hydrogen sulfide emissions from a mechanically ventilated swine confinement building in North Carolina. Atmospheric Environment, 42(14), 3315–3331. https://doi.org/10.1016/j.atmosenv.2007.06.040

Source: NCSU Libraries

Saliling, W. J. B., Westerman, P. W., & Losordo, T. M. (2007). Wood chips and wheat straw as alternative biofilter media for denitrification reactors treating aquaculture and other wastewaters with high nitrate concentrations. Aquacultural Engineering, 37(3), 222–233. https://doi.org/10.1016/j.aquaeng.2007.06.003

Source: NCSU Libraries

Griffing, E. M., Overcash, M., & Westerman, P. (2007). A review of gaseous ammonia emissions from slurry pits in pig production systems. Biosystems Engineering, 97(3), 295–312.

Source: NCSU Libraries

Shah, S. B., Grabow, G. L., & Westerman, P. W. (2006). Ammonia adsorption in five types of flexible tubing materials. Applied Engineering in Agriculture, 22(6), 919–923. https://doi.org/10.13031/2013.22253

Source: NCSU Libraries

Shah, S. B., Westerman, P. W., & Arogo, J. (2006). Measuring ammonia concentrations and emissions from agricultural land and liquid surfaces: A review. Journal of the Air & Waste Management Association, 56(7), 945–960. https://doi.org/10.1080/10473289.2006.10464512

Source: NCSU Libraries

Bowers, K. E., & Westerman, P. W. (2006). Method for removing phosphorus from waste lagoon effluent.

Source: NCSU Libraries
Bowers, K. E., & Westerman, P. W. (2006). Apparatus for removing phosphorus from waste lagoon effluent.
Source: NCSU Libraries

Bowers, K. E., & Westerman, P. W. (2005). Design of cone-shaped fluidized bed struvite crystallizers for phosphorus removal from wastewater. Transactions of the ASAE, 48(3), 1217–1226.

Source: NCSU Libraries

Westerman, P. W., & Bicudo, J. R. (2005). Management considerations for organic waste use in agriculture. Bioresource Technology, 96(2), 215–221. https://doi.org/10.1016/j.biortech.2004.05.011

Source: NCSU Libraries

Westerman, P. W., & Arogo, J. (2005). On-farm performance of two solids/liquid separation systems for flushed swine manure. Applied Engineering in Agriculture, 21(4), 707–717.

Source: NCSU Libraries

Westerman, P. W., & Arogo, J. (2005). Performance of a pond aeration system for treating anaerobic swine lagoon effluent. Applied Engineering in Agriculture, 21(3), 505–516.

Source: NCSU Libraries

Bowers, K. E., & Westerman, P. W. (2005). Performance of cone-shaped fluidized bed struvite crystallizers in removing phosphorus from wastewater. Transactions of the ASAE, 48(3), 1227–1234.

Source: NCSU Libraries

Arogo, J., Westerman, P. W., & Liang, Z. S. (2003). Comparing ammonium ion dissociation constant in swine anaerobic lagoon liquid and deionized water. Transactions of the ASAE, 46(5), 1415–1419.

Source: NCSU Libraries

Arogo, J., Westerman, P. W., & Heber, A. J. (2003). A review of ammonia emissions from confined swine feeding operations. Transactions of the ASAE, 46(3), 805–817.

Source: NCSU Libraries

De Visscher, A., Harper, L. A., Westerman, P. W., Liang, Z., Arogo, J., Sharpe, R. R., & Van Cleemput, O. (2002). Ammonia emissions from anaerobic swine lagoons: Model development. Journal of Applied Meteorology, 41(4), 426–433.

Source: NCSU Libraries

Westerman, P. W., & Bicudo, J. R. (2002). Application of mixed and aerated pond for nitrification and denitrification of flushed swine manure. Applied Engineering in Agriculture, 18(3), 351–358.

Source: NCSU Libraries

Liang, Z. S., Westerman, P. W., & Arogo, J. (2002). Modeling ammonia emission from swine anaerobic lagoons. Transactions of the ASAE, 45(3), 787–798.

Source: NCSU Libraries

Hill, V. R., Kantardjieff, A., Sobsey, M. D., & Westerman, P. W. (2002). Reduction of enteric microbes in flushed swine wastewater treated by a biological aerated filter and UV irradiation. Water Environment Research, 74(1), 91–99. https://doi.org/10.2175/106143002X139785

Source: NCSU Libraries

Arogo, J., & Westerman, P. W. (2000). Conceptual model for ammonia and odor production and ammonia emission from swine anaerobic lagoons, 132.

Source: NCSU Libraries

Classen, J. J., Young, J. S., Bottcher, R. W., & Westerman, P. W. (2000). Design and analysis of a pilot scale biofiltration system for odorous air. Transactions of the ASAE, 43(1), 111–117.

Source: NCSU Libraries

Westerman, P. W., & Bicudo, J. R. (2000). Tangential flow separation and chemical enhancement to recover swine manure solids, nutrients and metals. Bioresource Technology, 73(1), 1–11. https://doi.org/10.1016/S0960-8524(99)00148-0

Source: NCSU Libraries

Westerman, P. W., Bicudo, J. R., & Kantardjieff, A. (2000). Upflow biological aerated filters for the treatment of flushed swine manure. Bioresource Technology, 74(3), 181–190. https://doi.org/10.1016/S0960-8524(00)00028-6

Source: NCSU Libraries

Bicudo, J. R., Safley, L. M., & Westerman, P. W. (1999). Nutrient content and sludge volumes in single-cell recycle anaerobic swine lagoons in North Carolina. Transactions of the ASAE, 42(4), 1087–1093.

Source: NCSU Libraries

Westerman, P. W., & Zhang, R. H. (1997). Aeration of livestock manure slurry and lagoon liquid for odor control: a review. Applied Engineering in Agriculture, 13(2), 245–249.

Source: NCSU Libraries

Twarowska, J. G., Westerman, P. W., & Losordo, T. M. (1997). Water treatment and waste characterization evaluation of an intensive recirculating fish production system. Aquacultural Engineering, 16(3), 133–147. https://doi.org/10.1016/S0144-8609(96)01022-9

Source: NCSU Libraries

Westerman, P. W., Losordo, T. M., & Wildhaber, M. L. (1996). Evaluation of various biofilters in an intensive recirculating fish production facility. Transactions of the ASAE, 39(2), 723.

Source: NCSU Libraries

Westerman, P. W., Huffman, R. L., & Feng, J. S. (1995). Swine-lagoon seepage in sandy soil. Transactions of the ASAE, 38(6), 1749.

Source: NCSU Libraries

Westerman, P. W., Overcash, M. R., Evans, R. O., King, L. D., Burns, J. C., & Cummings, G. A. (1985). Swine lagoon effluent applied to ’Coastal Bermudagrass’: III. irrigation and rainfall runoff. Journal of Environmental Quality, 14(1), 22. https://doi.org/10.2134/jeq1985.00472425001400010004x

Source: NCSU Libraries

Westerman, P. W., Burns, J. C., King, L. D., Evans, R. O., & Safley, L. M. (1983). Effects of applying swine lagoon effluent to Coastal Bermudagrass at high rates for ten years. Paper (American Society of Agricultural Engineers), (2123), 32.

Source: NCSU Libraries

Westerman, P. W., & Overcash, M. R. (1981). 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.

Source: NCSU Libraries