NWISRL Publications

Curriculum Vitae : April B. Leytem

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Number of items: 63.

Article

Shao, L. and Griffiths, P.R. and Leytem, A.B. (2010) Advances in Data Processing for Open-path Fourier Transform Infrared Spectrometry of Greenhouse Gases. ANALYTICAL CHEMISTRY. 82(19):8027-8033. 30 September 2010.

Dungan, R.S. and Leytem, A.B. (2009) Airborne endotoxin concentrations at a large open-lot dairy in southern Idaho. Journal of Environmental Quality. 38:1919-1923.

Dungan, R.S. and Leytem, A.B. (2011) Ambient Endotoxin Concentrations and Assessment of Offsite Transport at Open-Lot and Open-Freestall Dairies. Journal of Environmental Quality. 40(2):462-467. 28 February 2011.

Miguel, Roberto E. and Ippolito, J.A. and Leytem, A.B. and Porta A, Atilio and Noriega, Roxana B. Banda and Dungan, R.S. (2012) Analysis of total metals in waste molding and core sands from ferrous and non-ferrous foundries. Journal of Environmental Management. 110:77-81. 15 November 2012.

Dungan, R.S. and Leytem, A.B. and Verwey, S. and Bjorneberg, D.L. (2010) Assessment of Bioaerosols at a Concentrated Dairy Operation. Aerobiologia. 26(3):171-184. 01 September 2010.

Leytem, A.B. and Bjorneberg, D.L. and Sheffield, R.E. and de Haro Marti, M.E. (2009) Case Study: On-Farm Evaluation of Liquid Dairy Manure Application Methods to Reduce Ammonia Losses. The Professional Animal Scientist. 25:93-98.

Leytem, A.B. and Dungan, R.S. and Bjorneberg, D.L. (2009) Case Study: Seasonal and Spatial Distribution of Ambient Ammonia Concentrations Measured at a Large Open-Lot Dairy. The Professional Animal Scientist. 25:786-793.

Leytem, A.B. and Bjorneberg, D.L. (2009) Changes in soil test phosphorus and phosphorus in runoff from calcareous soils receiving manure, compost, and fertilizer application with and without alum. Soil Science. 174(8):445-455.

Leytem, A.B. and Bjorneberg, D.L. (2009) Changes in soil test phosphorus and phosphorus in runoff from calcareous soils receiving manure, compost, and fertilizer application with and without alum. Soil Science. 174(8):445-455. 01 August 2009.

Leytem, A.B. and Sims, J.T. (2007) Changes in soil test phosphorus from broiler litter additions. Communications in Soil Science and Plant Analysis. 36:2541-2559.

Koehn, A.C. and Leytem, A.B. and Bjorneberg, D.L. (2013) Comparison of atmospheric stability methods for calculating ammonia and methane emission rates with WindTrax. Transactions of the ASABE. 56(2):763-768. 29 April 2013.

Griffiths, P.R. and Shao, L. and Leytem, A.B. (2009) Completely automated open-path FT-IR spectrometry. Analytical and Bioanalytical Chemistry. 393(1):45-50.

Lentz, R.D. and Lehrsch, G.A. and Brown, Bradford and Johnson-Maynard, J. and Leytem, A.B. (2011) Dairy Manure Nitrogen Availability in Eroded and Noneroded Soil for Sugarbeet Followed by Small Grains. Agronomy Journal. 103(3):628-643. 09 May 2011.

Leytem, A.B. and Sims, J.T. and Coale, F.J. (2004) Determination of phosphorus source coefficients for organic phosphorus sources: Laboratory studies. Journal of Environmental Quality. 33:380-388.

Leytem, A.B. and Taylor, J.B. and Raboy, V. and Plumstead, P.W. (2007) Dietary low-phytate mutant-M 955 barley grain alters phytate degradation and mineral digestion in sheep fed high-grain diets. Animal Feed Science and Technology. 138:13-28. Elsevier. Available: http://www.sciencedirect.com

Dungan, R.S. and Bjorneberg, D.L. and Leytem, A.B. (2011) Effect of Sprinkler Pressure and Spray Plate on Culturable Microorganism Concentrations During Simulated Irrigation of Dairy Wastewater. Transactions of the ASABE. 54(5):1669-1673. 01 November 2011.

Leytem, A.B. and Dungan, R.S. and Bjorneberg, D.L. and Koehn, A.C. (2011) Emissions of Ammonia, Methane, Carbon Dioxide and Nitrous Oxide From Dairy Cattle Housing and Manure Management Systems. Journal of Environmental Quality. 01 September 2011.

Leytem, A.B. and Kwanyuen, P. and Plumstead, P.W. and Maguire, R.O. and Brake, J. (2008) Evaluation of phosphorus characterization in broiler ileal digesta, manure, and litter samples: 31P-NMR vs. HPLC. Journal of Environmental Quality. 37:494-500. 01 March 2008. ASA, CSSA, SSSA, Madison, WI.

Leytem, A.B. and Thacker, P.A. (2008) Fecal phosphorus excretion and characterization from swine fed diets containing a variety of cereal grains. Journal of Animal and Veterinary Advances. 7(2):113-120. Medwell Journals. ISSN 1680-5593

Kebreab, Ermias and Hansen V, Anja and Leytem, A.B. (2013) Feed management practices to reduce manure phosphorus excretion in dairy cattle. Advances in Animal Biosciences. 4(s1):37-41. 27 September 2013.

Leytem, A.B. and Dungan, R.S. and Bjorneberg, D.L. and Koehn, A.C. (2013) Greenhouse gas and ammonia emissions from an open-freestall dairy in Southern Idaho. Journal of Environmental Quality. 42:10-20. January 2013.

Leytem, A.B. and Seefeldt, S.S. (2009) Impact of sheep bedding on soil nutrient dynamics in the Centennial Mountains of Montana and Idaho. Soil Science. 173(8):503-510.

Shao, L. and Wang, Wanping and Griffiths, P.R. and Leytem, A.B. (2013) Increasing the quantitative credibility of open-path FT-IR spectroscopic data with focus on several properties of the background spectrum. Journal of Applied Spectroscopy. 67(3):335-341. 01 March 2013.

Entry, J.A. and Leytem, A.B. and Verwey, S. (2006) Influence of solid dairy manure and compost with an without alum on survival of indicator bacteria in soil and on potato. Environmental Pollution. 138:212-218.

Plumstead, P.W. and Leytem, A.B. and Maguire, R.O. and Spears, J.W. and Kwanyuen, P. and Brake, J. (2008) Interaction of calcium and phytate in broiler diets: 1. Effects on apparent prececal digestibility and retention of phosphorus. Poultry Science. 87:449-458.

Leytem, A.B. and Plumstead, P.W. and Maguire, R.O. and Kwanyuen, P. and Burton, J.W. and Brake, J. (2008) Interaction of calcium and phytate in broiler diets: 2. Effects on total and soluble phosphorus excretion. Poultry Science. 87:459-467.

Leytem, A.B. and Turner, B.L. and Raboy, V. and Peterson, K.L. (2005) Linking manure properties to phosphorus solubility in calcareous soils: Importance of the manure carbon to phosphorus ratio. Soil Science Society of America Journal. 69:1516-1524.

Leytem, A.B. and Dungan, R.S. (2014) Livestock GRACEnet: A workgroup dedicated to evaluating and mitigating emissions from livestock production. Journal of Environmental Quality. 43:1101-1110.

Bjorneberg, D.L. and Leytem, A.B. and Westermann, D.T. and Griffiths, P.R. and Shao, L. and Pollard, M.J. (2009) Measurement of atmospheric ammonia, methane, and nitrous oxide at a concentrated dairy production facility in Southern Idaho using open-path FTIR spectrometry. Transactions of the ASABE. 52(5):1749-1756.

Leytem, A.B. and Dungan, R.S. (2011) Nutrient Availability to Corn From Dairy Manures and Fertilizer in a Calcareous Soil. Soil Science. 176(9):426-434. 01 October 2011.

Leytem, A.B. and Kwanyuen, P. and Thacker, P.A. (2008) Nutrient excretion, phosphorus characterization, and phosphorus solubility in excreta from broiler checks fed diets containing graded levels of wheat distillers grains with solubles. Poultry Science. 87(12):2505-2511.

Smith, D.R. and Owens, P.R. and Leytem, A.B. and Warnemuende, E.A. (2007) Nutrient losses from manure and fertilizer applications as impacted by time to first runoff event. Environmental Pollution. 147:131-137.

Leytem, A.B. and Sims, J.T. and Coale, F.J. (2003) On-farm evaluation of a phosphorus site index for Delaware. Journal of Soil and Water Conservation. 58(2):89-97.

Leytem, A.B. and Westermann, D.T. (2003) Phosphate sorption by Pacific Northwest calcareous soils. Soil Science. 168(5):368-375.

Leytem, A.B. and Thacker, P.A. (2010) Phosphorus Utilization and Characterization of Excreta From Swine Fed Diets Containing A Variety of Cereal Grains Balanced For Total Phosphorus. Journal of Animal Science. 88:1860-1867.

Leytem, A.B. and Westermann, D.T. (2005) Phosphorus availability to barley from manures and fertilizers on a calcareous soil. Soil Science. 170(6):401-412.

Leytem, A.B. and Thacker, P.A. and Turner, B.L. (2007) Phosphorus characterization in feces from broiler chicks fed low-phytate barley diets. Journal of the Science of Food and Agriculture. 87:1495-1501.

Leytem, April B. and Turner, Benjamin L. and Thacker, P.A. (2004) Phosphorus composition of manure from swine fed low-phytate grains: Evidence for hydrolysis in the animal. Journal of Environmental Quality. 33:2380-2383.

Turner, Benjamin L. and Leytem, April B. (2004) Phosphorus compounds in sequential extracts of animal manures: Chemical speciation and a novel fractionation procedure. Environmental Science & Technology. 38:6101-6108.

Tarkalson, D.D. and Leytem, A.B. (2009) Phosphorus mobility in soil columns treated with dairy manures and commercial fertilizer. Soil Science. 174(2):73-80. February 2009.

Leytem, A.B. and Widyaratne, G.P. and Thacker, P.A. (2008) Phosphorus utilization and characterization of ileal digesta and excreta from broiler chickens fed diets varying in cereal grain, phosphorus level, and phytase addition. Poultry Science. 87(12):2466-2476.

Leytem, A.B. and Willing, B.P. and Thacker, P.A. (2008) Phytate utilization and phosphorus excretion by broiler chickens fed diets containing cereal grains varying in phytate and phytase content. Animal Feed Science and Technology. 146:160-168.

Dungan, R.S. and Leytem, A.B. (2009) Qualitative and quantitative methodologies for determination of airborne microorganisms at concentrated animal-feeding operations. World Journal of Microbiology and Biotechnology. 25:1505-1518. (In Press)

Dungan, R.S. and Klein, Marcus and Leytem, A.B. (2012) Quantification of bacterial indicators and zoonotic pathogens in dairy wastewater ponds. Applied and Environmental Microbiology. 78(22):8089-8095. 22 October 2012.

Leytem, A.B. and Bjorneberg, D.L. (2005) Removing soluble phosphorus in irrigation return flows with alum additions. Journal of Soil and Water Conservation. 60(4):200-208.

Moore D, Amber and Olsen L, Nora and Carey M, Anna and Leytem, A.B. (2011) Residual Effects of Fresh and Composted Dairy Manure Applications on Potato Production. American Journal of Potato Research. 88(4):324-332.

Leytem, April B. and Mikkelsen, Robert L. (2003) Separation of soil organic phosphorus compounds using reverse-phase ion-pair chromatography. Communications in Soil Science and Plant Analysis. 34(9&10):1393-1406.

Leytem, A.B. and Mikkelsen, R.L. and Gilliam, J.W. (2002) Sorption of organic phosphorus compounds in Atlantic Coastal Plain soils. Soil Science. 167(10):652-658.

Lehrsch, G.A. and Brown, B. and Lentz, R.D. and Johnson-Maynard, J. and Leytem, A.B. (2015) Sugarbeet yield and quality when substituting compost or manure for conventional nitrogen fertilizer. Agronomy Journal. 107(1):221-231.

Shao, Limin and Bianxia, Liu and Griffiths R, Peter and Leytem, A.B. Using Multiple Calibration Sets to Improve the Quantitative Accuracy of Partial Least Squares (PLS) Regression on Open-Path Fourier Transform Infrared (OP/FT-IR) Spectra of Ammonia over Wide Concentration Ranges. Applied Spectroscopy. 65(7):820-824. UNSPECIFIED

Leytem, A.B. and Plumstead, P.W. and Maguire, R.O. and Kwanyuen, P. and Brake, J. (2007) What aspect of dietary modification in broilers controls litter water-soluble phosphorus: Dietary phosphorus, phytase, or calcium? Journal of Environmental Quality. 36:453-463.

Dungan, R.S. and Leytem, A.B. and Bjorneberg, D.L. (2010) Year-Long Assessment of Airborne Endotoxin at a Concentrated Dairy Operation. Aerobiologia. 26:141-148. Springer.

Dungan, R.S. and Kim, J. and Weon, H. and Leytem, A.B. (2009) The characterization and composition of bacterial communities in soils blended with spent foundry sand. Annals of Microbiology. 59(2):239-246.

Dungan, R.S. and Leytem, A.B. (2013) The characterization of microorganisms in dairy wastewater storage ponds. Journal of Environmental Quality. 42:1583-1588. 02 September 2013.

Dungan, R.S. and Leytem, A.B. (2009) The effect of extraction, storage, and analysis techniques on the measurement of airborne endotoxin from a large dairy. Aerobiologia. 25:265-273.

Thacker, P.A. and Haq, I. and Willing, B.P. and Leytem, A.B. (2009) The effects of phytase supplementation on performance and phosphorus excretion from broiler chickens fed low phosphorus-containing diets based on normal or low-phytic acid barley. Asian-Australasian Journal of Animal Sciences. 22(3):404-409.

Leytem, A.B. and Smith, D.R. and Applegate, T.J. and Thacker, P.A. (2006) The influence of manure phytic acid on phosphorus solubility in calcareous soils. Soil Science Society of America Journal. 70(5):1629-1638.

Leytem, A.B. and Mikkelsen, R.L. (2005) The nature of phosphorus in calcareous soils. Better Crops. 89(2):11-13.

Book Section

Leytem, A.B. and Maguire, R.O. (2007) Environmental implications of inositol phosphates in animal manures. In: Turner, B.L. and Richardson, A.E. and Mullaney, E.J. (eds.) Inositol Phosphates: Linking Agriculture and the Environment (1st Edition). pp. 150-168. CAB International, Cambridge, MA.

Conference or Workshop Item

Brown, B. and Johnson-Maynard, J. and Leytem, A. and Lentz, R. and Lehrsch, G. (2006) Dairy manure/compost N release for sugarbeets and subsequent wheat. pp. 13-18. In: Proceedings of the Idaho Nutrient Management Conference. Vol. 3. USA-ID-Twin Falls, 2006/03/07.

Bjorneberg, D.L. and Sojka, R.E. and Leytem, A.B. (2005) Technologies to minimize water quality impacts of irrigated agriculture. In: Proceedings of the World Water and Environmental Resources Congress. USA-AK-Anchorage, 2005/05/15-19.

Hobson, Jared and Ellsworth, Jason and Leytem, April and Pool, Ann (2004) Using soil texture to guide variable-rate nitrogen fertilization. pp. 35-41. In: Ellsworth, J.W. (ed.) Proc. Idaho Nutrient Management Conference. USA-ID-Twin Falls, 2004/03/11.

Technical Bulletin

Bjorneberg, D.L. and Leytem, A.B. (2005) Phosphorus loss with surface irrigation. In: Walker, F. and Russell, W. and Dagnan, G. and Dalton, A. (eds.) Phosphorus Best Management Practices: Protecting Water Quality. USDA-NRCS Fact Sheet. Available: http://www.sera17.ext.vt.edu/SERA_17_Publications....

This list was generated on Fri Dec 19 20:18:10 2014 MST.