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ARS Home » Pacific West Area » Kimberly, Idaho » Northwest Irrigation and Soils Research » People & Locations » April Leytem
April B Leytem
Research Soil Scientist


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Assessment of soil aggregate stability methodologies in calcareous silt loams - (Peer Reviewed Journal)
Spatial distribution of ammonia concentrations and modelled dry deposition in an intensive dairy production region - (Peer Reviewed Journal)
Leytem, A.B., Walker, J.T., Wu, Z., Nouwakpo, S.K., Baublitz, C., Bash, J., Beachley, G. 2023. Spatial distribution of ammonia concentrations and modelled dry deposition in an intensive dairy production region. Atmosphere. 15(1):1-23. https://doi.org/10.3390/atmos15010015.
Validation of NH3 observations from AIRS and CrIS against measurements from DISCOVER-AQ and the Magic Valley - (Peer Reviewed Journal)
Cady-Pereria, K., Guo, X., Wang, R., Leytem, A.B., Calkins, C., Berry, E., Sun, K., Payne, V., Kulawik, S., Zondlo, M., Kantchev, V. 2024. Validation of NH3 observations from AIRS and CrIS against measurements from DISCOVER-AQ and the Magic Valley. Atmospheric Measurement Techniques. 17(1):15-36. https://doi.org/10.5194/amt-17-15-2024.
Climate change in a semi-arid environment: effects on crop rotation with dairy manure application - (Peer Reviewed Journal)
Koehn, A.C., Bjorneberg, D.L., Ma, L., Leytem, A.B., Malone, R.W., Nouwakpo, S.K., Qi, Z. 2024. Climate change in a semi-arid environment: effects on crop rotation with dairy manure application. Journal of the ASABE. 66(6):1449-1468. https://doi.org/https://doi.org/10.13031/ja.15661.
Potential of winter cover crops and tillage for managing manure-based nutrient loading - (Peer Reviewed Journal)
Baxter, A.E., Leytem, A.B., Dungan, R.S., Bjorneberg, D.L. 2023. Potential of winter cover crops and tillage for managing manure-based nutrient loading. International Journal of Plant and Soil Science. June 2023: 1-18. https://doi.org/10.1007/s11104-023-06072-w.
Phosphorus loss with surface irrigation - ()
Bjorneberg, D.L., Leytem, A.B., Nouwakpo, S.K., Reba, M.L. 2023. Phosphorus loss with surface irrigation. SERA-IEG 17 Bulletin. https://sera17.wordpress.ncsu.edu/phosphorus-loss-with-surface-irrigation
Uncertainty in phosphorus fluxes and budgets across the U.S. long-term agroecosystem research network - (Peer Reviewed Journal)
Welikhe, P., Williams, M.R., King, K.W., Bos, J.H., Akland, M., Baffaut, C., Beck, G., Bierer, A.M., Bosch, D.D., Brooks, E., Buda, A.R., Cavigelli, M.A., Faulkner, J., Feyereisen, G.W., Fortuna, A., Gamble, J.D., Hanrahan, B.R., Hussain, M., Kovar, J.L., Lee, B., Leytem, A.B., Liebig, M.A., Line, D., Macrae, M., Moorman, T.B., Moriasi, D.N., Mumbi, R., Nelson, N., Ortega-Pieck, A., Osmond, D., Penn, C.J., Pisani, O., Reba, M.L., Smith, D.R., Unrine, J., Webb, P., White, K.E., Wilson, H., Witthaus, L.M. 2023. Uncertainty in phosphorus fluxes and budgets across the U.S. long-term agroecosystem research network. Journal of Environmental Quality. 52(4):837-885. https://doi.org/10.1002/jeq2.20485.
An evaluation of nitrogen indicators for soil health in long-term agricultural experiments - (Peer Reviewed Journal)
Liptzin, D., Rieke, E.L., Cappellazzi, S.B., Mac Bean, G., Cope, M., Greub, K.H., Norris, C.E., Tracy, P.W., Aberle, P.W., Ashworth, A.J., Baumhardt, R.L., Dell, C.J., Derner, J.D., Ducey, T.F., Dungan, R.S., Fortuna, A., Franzluebbers, A.J., Kautz, M.A., Kitchen, N.R., Leytem, A.B., Liebig, M.A., Moore Jr, P.A., Osborne, S.L., Owens, P.R., Sainju, U.M., Sherrod, L.A., Watts, D.B. 2023. An evaluation of nitrogen indicators for soil health in long-term agricultural experiments. Soil Science Society of America Journal. 87(4):868-884. https://doi.org/10.1002/saj2.20558.
Growing and non-growing season nitrous oxide emissions from a manured semiarid cropland soil under irrigation - (Peer Reviewed Journal)
Dungan, R.S., Leytem, A.B., Moore, A., Bjorneberg, D.L., Grace, P., Brunk, C., Rowlings, D. 2023. Growing and non-growing season nitrous oxide emissions from a manured semiarid cropland soil under irrigation. Agriculture, Ecosystems and Environment. 348:108413. https://doi.org/10.1016/j.agee.2023.108413.
A vision for integrated, collaborative solutions to critical water and food challenges - (Peer Reviewed Journal)
Elias, E.H., Tsegaye, T.D., Hapeman, C.J., Mankin, K.R., Kleinman, P.J., Cosh, M.H., Peck, D.E., Coffin, A.W., Archer, D.W., Alfieri, J.G., Anderson, M.C., Baffaut, C., Baker, J.M., Bingner, R.L., Bjorneberg, D.L., Bryant, R.B., Gao, F.N., Gao, S., Heilman, P., Knipper, K.R., Kustas, W.P., Leytem, A.B., Locke, M.A., McCarty, G.W., McElrone, A.J., Moglen, G.E., Moriasi, D.N., OShaughnessy, S.A., Reba, M.L., Rice, P.J., Silber-Coats, N., Wang, D., White, M.J., Dombrowski, J.E. 2023. A vision for integrated, collaborative solutions to critical water and food challenges. Journal of Soil and Water Conservation. 78(3):63A-68A. https://doi.org/10.2489/jswc.2023.1220A.
Assessment of aggregate stability methodologies for calcareous silty soils in Idaho's Magic Valley - (Abstract Only)
Schott, L.R., Yost, J.L., Kruger, K., Leytem, A.B., Dungan, R.S. 2023. Assessment of aggregate stability methodologies for calcareous silty soils in Idaho's Magic Valley [abstract]. American Society of Agricultural and Biological Engineers International (ASABE). Paper No. 23040.
Assessment of infiltration methodologies for calcareous silty soils in Idaho's Magic Valley - (Abstract Only)
Schott, L.R., Yost, J.L., Kruger, K., Leytem, A.B., Dungan, R.S. 2023. Assessment of infiltration methodologies for calcareous silty soils in Idaho's Magic Valley [abstract]. American Society of Agricultural and Biological Engineers International (ASABE). Paper No. 23039.
The use of winter forage crops and dairy manure to improve soil water storage in continuous corn in Southern Idaho - (Peer Reviewed Journal)
Yost, J.L., Leytem, A.B., Bjorneberg, D.L., Dungan, R.S., Schott, L. 2022. The use of winter forage crops and dairy manure to improve soil water storage in continuous corn in Southern Idaho. Agricultural Water Management. 277. Article 108074. https://doi.org/10.1016/j.agwat.2022.108074.
DATAMAN: A global database of methane, nitrous oxide, and ammonia emission factors for livestock housing and outdoor storage of manure - (Peer Reviewed Journal)
Hassouna, M., van der Weerden, T.J., Beltran, I., Amon, B., Alfaro, M.A., Anestis, V., Cinar, G., Dragoni, F., Hutchings, N., Leytem, A.B., Maeda, K., Maragou, A., Misselbrook, T., Noble, A., Rychla, A., Salazar, F., Simon, P. 2023. DATAMAN: A global database of methane, nitrous oxide, and ammonia emission factors for livestock housing and outdoor storage of manure. Journal of Environmental Quality. 52(1):207-223. https://doi.org/10.1002/jeq2.20430.
Evaluation of aggregate stability methods for soil health - (Peer Reviewed Journal)
Rieke, E.L., Bagnall, D.K., Morgan, C., Greub, K., Bean, G.M., Cappellazzi, S.B., Cope, M., Liptzin, D., Norris, C.E., Tracy, P.W., Ashworth, A.J., Baumhardt, R.L., Dell, C.J., Derner, J.D., Ducey, T.F., Fortuna, A., Kautz, M.A., Kitchen, N.R., Leytem, A.B., Liebig, M.A., Moore Jr., P.A., Osborne, S.L., Owens, P.R., Sainju, U.M., Sherrod, L.A., Watts, D.B., et al. 2022. Evaluation of aggregate stability methods for soil health. Geoderma. 428. Article 116156. https://doi.org/10.1016/j.geoderma.2022.116156.
Modification of the RZWQM2-P model to simulate labile and total phosphorus in an irrigated and manure-amended cropland soil - (Peer Reviewed Journal)
Pan, P., Qi, Z., Koehn, A.C., Leytem, A.B., Bjorneberg, D.L., Ma, L. 2023. Modification of the RZWQM2-P model to simulate labile and total phosphorus in an irrigated and manure-amended cropland soil. Computers and Electronics in Agriculture. 206. Article 107672. https://doi.org/10.1016/j.compag.2023.107672.
Fertilization strategy affects crop nutrient concentration and removal in semi-arid U.S. Northwest - (Peer Reviewed Journal)
Bierer, A.M., Dungan, R.S., Tarkalson, D.D., Leytem, A.B. 2023. Fertilization strategy affects crop nutrient concentration and removal in semi-arid U.S. Northwest. Agronomy Journal. 115(1):351-369. https://doi.org/10.1002/agj2.21212.
Model for calculating ammonia emission from stored animal liquid manure - (Peer Reviewed Journal)
Sommer, S.G., Hafner, S., Laubach, J., Van Der Weerden, T.J., Leytem, A.B., Pacholski, A. 2022. Model for calculating ammonia emission from stored animal liquid manure. Biosystems Engineering. 223:Part A:41-55. https://doi.org/10.1016/j.biosystemseng.2022.08.007.
Addressing conservation practice limitations and trade-offs for reducing phosphorus loss from agricultural fields - (Peer Reviewed Journal)
Kleinman, P.J., Osmond, D.L., Christianson, L.E., Flaten, D.N., Ippolito, J.A., Jarvie, H.P., Kaye, J.P., King, K.W., Leytem, A.B., McGrath, J.M., Nelson, N.O., Shober, A.L., Smith, D.R., Staver, K.W., Sharpley, A.N. 2022. Addressing conservation practice limitations and trade-offs for reducing phosphorus loss from agricultural fields. Agricultural and Environmental Letters. 7(2). Article e20084. https://doi.org/10.1002/ael2.20084.
Response of soil health indicators to long-term dairy manure in a semiarid irrigated cropping system - (Peer Reviewed Journal)
Dungan, R.S., Mckinney, C.W., Acosta Martinez, V., Leytem, A.B. 2022. Response of soil health indicators to long-term dairy manure in a semiarid irrigated cropping system. Soil Science Society of America Journal. 86:1567-1610. https://doi.org/10.1002/saj2.20462.
An evaluation of carbon indicators of soil health in long-term agricultural experiments - (Peer Reviewed Journal)
Liptzin, D., Norris, C.E., Cappellazzi, S.B., Bean, G.M., Cope, M., Greub, K.L., Rieke, E.L., Tracy, P.W., Aberle, E., Ashworth, A.J., Baumhardt, R.L., Dell, C.J., Derner, J.D., Ducey, T.F., Novak, J.M., Dungan, R.S., Fortuna, A., Kautz, M.A., Kitchen, N.R., Leytem, A.B., Liebig, M.A., Moore Jr., P.A., Osborne, S.L., Owens, P.R., Sainju, U.M., Sherrod, L.A., Watts, D.B. 2022. An evaluation of carbon indicators of soil health in long-term agricultural experiments. Soil Biology and Biochemistry. 172. Article 108708. https://doi.org/10.1016/j.soilbio.2022.108708.
Selecting soil hydraulic properties as indicators of soil health: Measurement response to management and site characteristics - (Peer Reviewed Journal)
Bagnall, D.K., Morgan, C., Bean, G.M., Liptzin, D., Cappellazzi, S., Cope, M., Greub, K.L., Norris, C.E., Rieke, E.L., Tracy, P.W., Ashworth, A.J., Baumhardt, R.L., Dell, C.J., Derner, J.D., Ducey, T.F., Fortuna, A., Kautz, M.A., Kitchen, N.R., Leytem, A.B., Liebig, M.A., Moore Jr, P.A., Osborne, S.L., Owens, P.R., Sainju, U.M., Sherrod, L.A., Watts, D.B. 2022. Selecting soil hydraulic properties as indicators of soil health: Measurement response to management and site characteristics. Soil Science Society of America Journal. 86(5):1206-1226. https://doi.org/10.1002/saj2.20428.
P-FLUX: A phosphorus budget dataset spanning diverse agricultural production systems in the United States and Canada - (Peer Reviewed Journal)
Williams, M.R., Welikhe, P., Bos, J.H., King, K.W., Akland, M., Augustine, D.J., Baffaut, C., Beck, G., Bierer, A.M., Bosch, D.D., Boughton, E., Brandani, C., Brooks, E., Buda, A.R., Cavigelli, M.A., Faulkner, J., Feyereisen, G.W., Fortuna, A., Gamble, J.D., Hanrahan, B.R., Hussain, M., Kohmann, M., Kovar, J.L., Lee, B., Leytem, A.B., Liebig, M.A., Line, D., Macrae, M., Moorman, T.B., Moriasi, D.N., Nelson, N., Ortega-Pieck, A., Osmond, D., Pisani, O., Ragosta, J., Reba, M.L., Saha, A., Sanchez, J., Silveira, M., Smith, D.R., Spiegal, S.A., Swain, H., Unrine, J., Webb, P., White, K.E., Wilson, H., Witthaus, L.M. 2022. P-FLUX: A phosphorus budget dataset spanning diverse agricultural production systems in the United States and Canada. Journal of Environmental Quality. 51:451–461. https://doi.org/10.1002/jeq2.20351.
The use of cover crops and manure to retain soil moisture in Aridisols in Southern Idaho - (Proceedings)
Yost, J.L., Leytem, A.B., Dungan, R.S., Kruger, K., Schott, L.R. 2022. The use of cover crops and manure to retain soil moisture in Aridisols in Southern Idaho. In: Waste to Worth Conference, April 18-22, 2022, Oregon, OH. 126244.
Assessment of physical properties for cover crop and manure applied soils in Idaho’s Magic Valley - (Proceedings)
Kruger, K., Yost, J.L., Leytem, A.B., Dungan, R.S., Moore, A.D., Schott, L.R. 2022. Assessment of physical properties for cover crop and manure applied soils in Idaho’s Magic Valley. In: Waste to Worth Conference, April 18-22, 2022, Oregon, OH. 138171.
Challenges and opportunities for manureshed management across U.S. dairy systems: Case studies from four regions - (Peer Reviewed Journal)
Dell, C.J., Baker, J.M., Spiegal, S.A., Porter, S.A., Leytem, A.B., Flynn, K.C., Rotz, C.A., Bjorneberg, D.L., Bryant, R.B., Hagevoort, R., Williamson, J., Slaughter, A.L., Kleinman, P.J. 2022. Challenges and opportunities for manureshed management across U.S. dairy systems: Case studies from four regions. Journal of Environmental Quality. 54(4):521-539. https://doi.org/10.1002/jeq2.20341.
Carbon-sensitive pedotransfer functions for plant-available water - (Peer Reviewed Journal)
Bagnall, D.K., Morgan, C.L., Cope, M., Bean, G.M., Cappellazzi, S.B., Greub, K.L., Liptzin, D., Baumhardt, R.L., Dell, C.J., Derner, J.D., Ducey, T.F., Dungan, R.S., Fortuna, A., Kautz, M.A., Kitchen, N.R., Leytem, A.B., Liebig, M.A., Moore Jr, P.A., Osborne, S.L., Sainju, U.M., Sherrod, L.A., Watts, D.B., Ashworth, A.J., Owens, P.R., et al. 2022. Carbon-sensitive pedotransfer functions for plant-available water. Soil Science Society of America Journal. 86(3):612-629. https://doi.org/10.1002/saj2.20395.
LTAR Phosphorus Budget Dataset - ()
Williams, M.R., Weilkhe, P., Bos, J.H., King, K.W., Akland, M., Augustine, D.J., Baffaut, C., Beck, G., Bierer, A.M., Bosch, D.D., Boughton, E., Brandani, C., Brooks, E., Buda, A.R., Cavigelli, M.A., Faulkner, J., Feyereisen, G.W., Fortuna, A., Gamble, J.D., Hanrahan, B.R., Hussain, M., Kohmann, M., Kovar, J.L., Lee, B., Leytem, A.B., Liebig, M.A., Line, D., Macrae, M., Moorman, T.B., Moriasi, D.N., Nelson, N., Ortega-Pieck, A., Osmond, D., Pisani, O., Ragosta, J., Reba, M.L., Saha, A., Sanchez, J., Silveira, M., Smith, D.R., Spiegal, S.A., Swain, H., Unrine, J., Webb, P., White, K.E., Wilson, H., Witthaus, L.M. 2022. LTAR Phosphorus Budget Dataset. Ag Data Commons. https://doi.org/10.15482/USDA.ADC/1523365.
Growing and non-growing season nitrous oxide emissions from irrigated crops utilizing dairy manure - (Abstract Only)
Environmental assessment of United States dairy farms - (Peer Reviewed Journal)
Rotz, C.A., Stout, R.C., Leytem, A.B., Feyereisen, G.W., Waldrip, H., Thoma, G., Holly, M., Bjorneberg, D.L., Baker, J.M., Vadas, P.A., Kleinman, P.J. 2021. Environmental assessment of United States dairy farms. Journal of Cleaner Production. 315. Article 128153. https://doi.org/10.1016/j.jclepro.2021.128153.
Ammonia and nitrous oxide emission factors for excreta deposited by livestock and land-applied manure - (Peer Reviewed Journal)
Vanderweerden, T., Noble, A., De Klein, C.A., Hutchings, N., Thorman, R.E., Alfaro, M.A., Amon, B., Beltran, I., Grace, P., Hassouna, M., Krol, D.J., Leytem, A.B., Salazar, F., Velthof, G.L. 2021. Ammonia and nitrous oxide emission factors for excreta deposited by livestock and land-applied manure. Journal of Environmental Quality. 50:1005-1023. https://doi.org/10.1002/jeq2.20259.
Simulating soil nitrogen fate in irrigated crop production with manure applications - (Peer Reviewed Journal)
Koehn, A.C., Bjorneberg, D.L., Malone, R.W., Leytem, A.B., Moore, A., Ma, L., Bartling, P.N. 2021. Simulating soil nitrogen fate in irrigated crop production with manure applications. Science of the Total Environment. 793. Article e148510. https://doi.org/10.1016/j.scitotenv.2021.148510.
Cycling phosphorus and nitrogen through cropping systems in an intensive dairy production region - (Peer Reviewed Journal)
Leytem, A.B., Williams, P., Zuidema, S., Martinez, A., Chong, Y., Vincent, A., Vincent, A., Cronan, D., Kliskey, A., Wulfhorst, J., Alessa, L., Bjorneberg, D.L. 2021. Cycling phosphorus and nitrogen through cropping systems in an intensive dairy production region. Agronomy. 11(5):1005. https://doi.org/10.3390/agronomy11051005.
Environmental assessment of United States dairy farms - (Abstract Only)
Rotz, C.A., Stout, R.C., Leytem, A.B., Feyereisen, G.W., Waldrip, H., Thoma, G., Holly, M., Bjorneberg, D.L., Baker, J.M., Vadas, P.A., Kleinman, P.J. 2021. Environmental assessment of United States dairy farms[abstract]. American Dairy Science Association Abstracts. P.1.
Soil organic carbon dynamics in semi-arid irrigated cropping systems - (Peer Reviewed Journal)
Bierer, A.M., Leytem, A.B., Dungan, R.S., Moore, A., Bjorneberg, D.L. 2021. Soil organic carbon dynamics in semi-arid irrigated cropping systems. Agronomy. 11(484):1-30. https://doi.org/10.3390/agronomy11030484.
Greenhouse gas emissions from an irrigated cropping rotation with dairy manure utilization in a semiarid climate - (Peer Reviewed Journal)
Dungan, R.S., Leytem, A.B., Tarkalson, D.D. 2021. Greenhouse gas emissions from an irrigated cropping rotation with dairy manure utilization in a semiarid climate. Agronomy Journal. 113(2):1222-1237. https://doi.org/10.1002/agj2.20599.
DataMan: A global dataset of nitrous oxide and ammonia emission factors for excreta deposited by livestock and land-applied manure Reprint Icon - (Peer Reviewed Journal)
Beltran, I., Van Der Weerden, T.J., Alfaro, M.A., Amon, B., De Klein, C.A., Grace, P., Hafner, S., Hassouna, M., Hutchings, N., Krol, D.J., Leytem, A.B., Noble, A., Salazar, F., Thorman, R.E., Velthof, G.L. 2021. DataMan: A global dataset of nitrous oxide and ammonia emission factors for excreta deposited by livestock and land-applied manure. Journal of Environmental Quality. https://doi.org/10.1002/jeq2.20186.
Evaluation of a microplate spectrophotometer for soil organic carbon determination in south-central Idaho - (Peer Reviewed Journal)
Bierer, A., Leytem, A.B., Dungan, R.S., Rogers, C.W. 2020. Evaluation of a microplate spectrophotometer for soil organic carbon determination in south-central Idaho. Soil Science Society of America Journal. https://doi.org/10.1002/saj2.20165.
Challenges and opportunities for manureshed management across U.S. dairy systems - (Abstract Only)
Baker, J.M., Dell, C.J., Spiegal, S.A., Porter, S., Leytem, A.B., Flynn, K.C., Bryant, R.B., Bjorneberg, D.L., Rotz, C.A., Hagevoot, R., Williamson, J., Slaughter, A.L., Bittman, S., Kleinman, P.J. 2020. Challenges and opportunities for manureshed management across U.S. dairy systems [abstract]. ASA-CSSA-SSSA Annual Meeting, November 9-13, 2020, Phoeniz, AZ. Virtual.
Dairy manure applications in irrigated wheat production systems - ()
Moore, A., Leytem, A.B., Rogers, C.W., Smith, E., Marshall, J. 2020. Dairy manure applications in irrigated wheat production systems. Pacific Northwest Extension Publication. PNW734.
Comparison of nutrient management recommendations and soil health indicators in southern Idaho Reprint Icon - (Peer Reviewed Journal)
Leytem, A.B., Rogers, C.W., Tarkalson, D.D., Dungan, R.S., Haney, R.L., Moore, A.D. 2020. Comparison of nutrient management recommendations and soil health indicators in southern Idaho. Agrosystems, Geosciences & Environment. 3(1):e20033. https://doi.org/10.1002/agg2.20033.
Soil phosphorus testing on alkaline calcareous soils - ()
Rogers, C.W., Dari, B., Leytem, A.B. 2019. Soil phosphorus testing on alkaline calcareous soils. Crops and Soils. https://doi.org/10.2134/cs2019.52.0510.
Managing crop nutrients to achieve water quality goals - (Peer Reviewed Journal)
Sharpley, A., Helmers, M., Kleinman, P.J., King, K.W., Leytem, A.B., Nelson, N. 2019. Managing crop nutrients to achieve water quality goals. Journal of Soil and Water Conservation. 74(5):91A-101A. https://doi.org/10.2489/jswc.74.5.91A.
Need for improved monitoring of spatial and temporal trends of reduced nitrogen - ()
Puchalski, M.A., Walker, J.T., Beachley, G.M., Zondlo, M.A., Benedict, K.B., Grant, R.H., Schichtel, B.A., Rogers, C.M., Leytem, A.B., Rice, J., Morris, K., Schauer, J.J., Wang, R. 2019. Need for improved monitoring of spatial and temporal trends of reduced nitrogen. The Magazine for Environmental Managers. July Issue:1-7.
On-farm nitrogen management requires a multifunctional approach - ()
Leytem, A.B. 2019. On-farm nitrogen management requires a multifunctional approach. Progressive Dairyman. 10:78-79.
Survey of selected antibiotic resistance genes in agricultural and non-agricultural soils in south-central Idaho - (Peer Reviewed Journal)
Dungan, R.S., Strausbaugh, C.A., Leytem, A.B. 2019. Survey of selected antibiotic resistance genes in agricultural and non-agricultural soils in south-central Idaho. FEMS Microbiology Ecology. 95(6):fiz071. https://doi.org/10.1093/femsec/fiz071.
Dairy-CropSyst: Gaseous emissions and nutrient fate modeling tool - (Peer Reviewed Journal)
Khalil, T.M., Stockle, C.O., Carlson, B.R., Uslar-Valle, N., Nelson, R.L., Frear, C.S., Ma, J., Higgins, S.S., Leytem, A.B., Dungan, R.S. 2019. Dairy-CropSyst: Gaseous emissions and nutrient fate modeling tool. Computers and Electronics in Agriculture. 162:962-978. https://doi.org/10.1016/j.compag.2019.05.039.
Evaluation of soil test phosphorus extractants in Idaho soils Reprint Icon - (Peer Reviewed Journal)
Biswanath, D., Rogers, C.W., Leytem, A.B., Schroeder, K.L. 2019. Evaluation of soil test phosphorus extractants in Idaho soils. Soil Science Society of America Journal. 83(3):817-824. https://doi.org/10.2136/sssaj2018.08.0314.
Greenhouse gas emissions from an irrigated crop rotation utilizing dairy manure Reprint Icon - (Peer Reviewed Journal)
Leytem, A.B., Moore, A.D., Dungan, R.S. 2019. Greenhouse gas emissions from an irrigated crop rotation utilizing dairy manure. Soil Science Society of America Journal. 83:137-152. https://doi.org/10.2136/sssaj2018.06.0216.
Short-term methane emissions from two dairy farms in California estimated by different measurement techniques and US Environmental Protection Agency inventory methodology: A case study - (Peer Reviewed Journal)
Arndt, C., Leytem, A.B., Zavala-Araiza, D., Hristov, A., Cativiela, J.P., Conley, S., Daube, C., Faloona, I., Herndon, S.C. 2018. Short-term methane emissions from two dairy farms in California estimated by different measurement techniques and US Environmental Protection Agency inventory methodology: A case study. Journal of Dairy Science. 101(12):11461-11479. https://doi.org/10.3168/jds.2017-13881.
Tracking antibiotic resistance genes in soil irrigated with dairy wastewater - (Peer Reviewed Journal)
Dungan, R.S., Mckinney, C.W., Leytem, A.B. 2018. Tracking antibiotic resistance genes in soil irrigated with dairy wastewater. Science of the Total Environment. 635:1477-1483. https://doi.org/10.1016/j.scitotenv.2018.04.020.
Identifying challenges and opportunities for improved nutrient management through U.S.D.A's Dairy Agroecosystem Working Group - (Peer Reviewed Journal)
Holly, M.A., Kleinman, P.J., Bryant, R.B., Bjorneberg, D.L., Church, C., Baker, M.E., Boggess, M.V., Chintala, R., Feyereisen, G.W., Gamble, J.D., Leytem, A.B., Reed, K., Rotz, C.A., Vadas, P.A., Waldrip, H., Brauer, D.K. 2018. Identifying challenges and opportunities for improved nutrient management through U.S.D.A's Dairy Agroecosystem Working Group. Journal of Dairy Science. 101:1-10. https://doi.org/10.3168/jds.2017-13819.
Identifying challenges and opportunities for improved nutrient management through U.S.D.A's Dairy Agroecosystem Working Group - (Peer Reviewed Journal)
Holly, M.A., Kleinman, P.J., Bryant, R.B., Bjorneberg, D.L., Rotz, C.A., Baker, J.M., Boggess, M.V., Brauer, D.K., Chintala, R., Feyereisen, G.W., Gamble, J.D., Leytem, A.B., Reed, K., Vadas, P.A., Waldrip, H. 2018. Identifying challenges and opportunities for improved nutrient management through U.S.D.A's Dairy Agroecosystem Working Group. Journal of Dairy Science. 101(7):6632-6641. https://doi.org/10.3168/jds.2017-13819.
Ammonia emissions from dairy lagoons in the western U.S. - (Peer Reviewed Journal)
Leytem, A.B., Bjorneberg, D.L., Moraes, L.E., Kebreab, E., Rotz, C.A., Dungan, R.S. 2018. Ammonia emissions from dairy lagoons in the western U.S. Transactions of the ASABE. 61(3):1001-1015. https://doi.org/10.13031/trans.12646.
Occurrence and abundance of antibiotic resistance genes in agricultural soil receiving dairy manure - (Peer Reviewed Journal)
Dungan, R.S., Leytem, A.B., McKinney, C.W., Moore, A. 2018. Occurrence and abundance of antibiotic resistance genes in agricultural soil receiving dairy manure. FEMS Microbiology Ecology. 94(3):1-10. https://doi.org/10.1093/femsec/fiy010.
Use of new techniques to evaluate the environmental footprint of feedlot systems - (Peer Reviewed Journal)
Cole, N.A., Parker, D.B., Todd, R.W., Leytem, A.B., Dungan, R.S., Hales Paxton, K.E., Ivey, S., Jennings, J. 2018. Use of new techniques to evaluate the environmental footprint of feedlot systems. Translational Animal Science. 2:89-100. https://doi.org/10.1093/tas/txx001.
Effects of dairy manure storage conditions on the survival of E. coli O157:H7 and listeria - (Peer Reviewed Journal)
Biswas, S., Niu, M., Pandey, P., Appuhamy, J., Leytem, A.B., Kebreab, E., Dungan, R.S. 2018. Effects of dairy manure storage conditions on the survival of E. coli O157:H7 and listeria. Journal of Environmental Quality. 47:185-189. https://doi.org/10.2134/jeq2017.06.0224.
Nitrogen mineralization as affected by temperature in calcareous soils receiving applications of dairy manure Reprint Icon - (Peer Reviewed Journal)
Cassity-Duffey, K., Moore, A., Satterwhite, M., Leytem, A.B. 2018. Nitrogen mineralization as affected by temperature in calcareous soils receiving applications of dairy manure. Soil Science Society of America Journal. 82(1):235-242. https://doi.org/10.2136/sssaj2017.02.0044.
Effects of diet and manure storage method on carbon and nitrogen dynamics during storage and plant nitrogen uptake Reprint Icon - (Peer Reviewed Journal)
Niu, M., Appuhamy, J., Dungan, R.S., Kebreab, E., Leytem, A.B. 2017. Effects of diet and manure storage method on carbon and nitrogen dynamics during storage and plant nitrogen uptake. Agriculture, Ecosystems and Environment. 250:51-58.
Assessing edge-of-field nutrient runoff from agricultural lands in the United States: How clean is clean enough? - (Peer Reviewed Journal)
Harmel, R.D., Pampell, R.A., Leytem, A.B., Smith, D.R., Haney, R.L. 2018. Assessing edge-of-field nutrient runoff from agricultural lands in the United States: How clean is clean enough? Journal of Soil and Water Conservation. 73(1):9-23. https://doi.org/10.2489/jswc.73.1.9.
Dairy production systems in the United States: Nutrient budgets and environmental impacts - (Abstract Only)
Dairy production systems in the United States: Nutrient budgets and environmental impacts - (Abstract Only)
Bryant, R.B., Rotz, C.A., Kleinman, P.J., Bjomeberg, D., Leytem, A.B., Baker, J.M., Feyereisen, G.W., Vadas, P.A., Bjorneberg, D.L. 2017. Dairy production systems in the United States: In:BurchillW., Richards K.G. and Lanigan G.J.(Eds). Proceedings of the 17th RAMIRAN Conference-Sustainable utilization of manures and residue resources in agriculture,September 4-6,2017,Wexford, Ireland.P.155.
The Potential of the Nutrient Uptake and Outcome network (NUOnet) to Contribute to Soil and Water Conservation - (Abstract Only)
Nutrient Uptake and Outcome network (NUOnet): Connecting a Wide Range of Natural Resource Conservation Networks - (Abstract Only)
Methane emissions from dairy lagoons in western U.S. - (Peer Reviewed Journal)
Leytem, A.B., Bjorneberg, D.L., Koehn, A.C., Moraes, L.E., Kebreab, E., Dungan, R.S. 2017. Methane emissions from dairy lagoons in western U.S. Journal of Dairy Science. 100(8):6785-6803. https://doi.org/10.3168/jds.2017-12777.
Greenhouse gas emissions from an irrigated dairy forage rotation as influenced by fertilizer and manure applications Reprint Icon - (Peer Reviewed Journal)
Dungan, R.S., Leytem, A.B., Tarkalson, D.D., Ippolito, J.A., Bjorneberg, D.L. 2017. Greenhouse gas emissions from an irrigated dairy forage rotation as influenced by fertilizer and manure applications. Soil Science Society of America Journal. 81:537-545.
Spatial and temporal variation in physicochemical properties of dairy lagoons in south-central Idaho Reprint Icon - (Peer Reviewed Journal)
Leytem, A.B., Dungan, R.S., Bjorneberg, D.L. 2017. Spatial and temporal variation in physicochemical properties of dairy lagoons in south-central Idaho. Transactions of the ASABE. 60(2):439-447.
USDA Agricultural Research Service creates Nutrient Uptake and Outcome Network (NUOnet) - (Peer Reviewed Journal)
Delgado, J.A., Weyers, S.L., Dell, C.J., Harmel, R.D., Kleinman, P.J., Sistani, K.R., Leytem, A.B., Huggins, D.R., Strickland, T.C., Kitchen, N.R., Meisinger, J.J., Del Grosso, S.J., Johnson, J.M., Balkcom, K.S., Finley, J.W., Fukagawa, N.K., Powell, J.M., Van Pelt, R.S. 2016. USDA Agricultural Research Service creates Nutrient Uptake and Outcome Network (NUOnet) Journal of Soil and Water Conservation. 71(6):147A-148A. https://doi.org/10.2489/jswc.71.6.147A.
Impacts of dietary forage and crude protein levels on the shedding of Escherichia coli O157:H7 and Listeria in dairy cattle feces Reprint Icon - (Peer Reviewed Journal)
Biswas, S., Niu, M., Appuhamy, J., Leytem, A.B., Dungan, R.S., Kebreab, E., Pandey, P. 2016. Impacts of dietary forage and crude protein levels on the shedding of Escherichia coli O157:H7 and Listeria in dairy cattle feces. Livestock Science. 194:17-22.
Winter wheat yield, quality, and nitrogen removal following compost- or manure-fertilized sugarbeet Reprint Icon - (Peer Reviewed Journal)
Lehrsch, G.A., Brown, B., Lentz, R.D., Johnson-Maynard, J.L., Leytem, A.B. 2017. Winter wheat yield, quality, and nitrogen removal following compost- or manure-fertilized sugarbeet. Communications in Soil Science and Plant Analysis. 48(1):124-138.
Nutritional and environmental effects on ammonia emissions from dairy cattle housing: A meta-analysis Reprint Icon - (Peer Reviewed Journal)
Bougouin, A., Leytem, A.B., Dijkstra, J., Dungan, R.S., Kebreab, E. 2016. Nutritional and environmental effects on ammonia emissions from dairy cattle housing: A meta-analysis. Journal of Environmental Quality. 45:1123-1132.
Impact of the intensification of beef production in Brazil on greenhouse gas emissions - (Peer Reviewed Journal)
Cardoso, A.S., Berndt, A., Leytem, A.B., Alves, B.J., De Carvalho, I.N., De Barros Soares, L.H., Urquiaga, S., Boddey, R.M. 2016. Impact of the intensification of beef production in Brazil on greenhouse gas emissions. Agricultural Systems. 143:86-96. http://dx.doi.org/10.1016/j.agsy.2015.12.007.
Winter and growing season nitrogen mineralization from fall-applied composted or stockpiled solid dairy manure Reprint Icon - (Peer Reviewed Journal)
Lehrsch, G.A., Brown, B., Lentz, R.D., Johnson-Maynard, J.L., Leytem, A.B. 2016. Winter and growing season nitrogen mineralization from fall-applied composted or stockpiled solid dairy manure. Nutrient Cycling in Agroecosystems. 104:125-142.
Recovery of culturable of Escherichia coli O157:H7 during operation of a liquid-based bioaerosol sampler Reprint Icon - (Peer Reviewed Journal)
Dungan, R.S., Leytem, A.B. 2016. Recovery of culturable of Escherichia coli O157:H7 during operation of a liquid-based bioaerosol sampler. Aerosol Science and Technology. 50(1):71-75.
Effect of dietary crude protein and forage contents on enteric methane emissions and nitrogen excretion from dairy cows simultaneously Reprint Icon - (Peer Reviewed Journal)
Niu, M., Appuhamy, J., Leytem, A.B., Dungan, R.S., Kebreab, E. 2016. Effect of dietary crude protein and forage contents on enteric methane emissions and nitrogen excretion from dairy cows simultaneously. Animal Production Science. 56:312-321.
Reactive nitrogen emissions from agricultural operations - (Peer Reviewed Journal)
Rotz, C.A., Leytem, A.B. 2015. Reactive nitrogen emissions from agricultural operations. EM Magazine (September):12-16.
Detection of purple sulfur bacteria in purple and non-purple dairy wastewaters Reprint Icon - (Peer Reviewed Journal)
Dungan, R.S., Leytem, A.B. 2015. Detection of purple sulfur bacteria in purple and non-purple dairy wastewaters. Journal of Environmental Quality. 44:1550-1555.
Process-based modeling of ammonia and nitrous oxide emissions from open lot beef and dairy facilities - (Peer Reviewed Journal)
Bonifacio, H.F., Rotz, C.A., Leytem, A.B., Waldrip, H., Todd, R.W. 2015. Process-based modeling of ammonia and nitrous oxide emissions from open lot beef and dairy facilities. Transactions of the ASABE. 58:827-846.
Ammonia and nitrous oxide model for open lot cattle production systems - (Abstract Only)
Bonifacio, H.F., Rotz, C.A., Leytem, A.B., Waldrip, H., Todd, R.W. 2015. Ammonia and nitrous oxide model for open lot cattle production systems{Abstract}. Waste to Worth. p 72819.
Compost and manure effects on sugarbeet nitrogen uptake, nitrogen recovery, and nitrogen use efficiency Reprint Icon - (Peer Reviewed Journal)
Lehrsch, G.A., Brown, B., Lentz, R.D., Johnson-Maynard, J.L., Leytem, A.B. 2015. Compost and manure effects on sugarbeet nitrogen uptake, nitrogen recovery, and nitrogen use efficiency. Agronomy Journal. 107(3):1155-1166.
Sugarbeet yield and quality when substituting compost or manure for conventional nitrogen fertilizer Reprint Icon - (Peer Reviewed Journal)
Lehrsch, G.A., Brown, B., Lentz, R.D., Johnson-Maynard, J.L., Leytem, A.B. 2014. Sugarbeet yield and quality when substituting compost or manure for conventional nitrogen fertilizer. Agronomy Journal. 107(1):221-231.
Phosphorus losses from an irrigated watershed in the Northwestern U.S.: Case study of the Upper Snake Rock Watershed Reprint Icon - (Peer Reviewed Journal)
Bjorneberg, D.L., Leytem, A.B., Ippolito, J.A., Koehn, A.C. 2015. Phosphorus losses from an irrigated watershed in the Northwestern U.S.: Case study of the Upper Snake Rock Watershed. Journal of Environmental Quality. 44:552-559.
Livestock GRACEnet: A workgroup dedicated to evaluating and mitigating emissions from livestock production - (Peer Reviewed Journal)
Leytem, A.B., Dungan, R.S. 2014. Livestock GRACEnet: A workgroup dedicated to evaluating and mitigating emissions from livestock production. Journal of Environmental Quality. 43(4):1101-1110.
Chapter 5: Quantifying greenhouse gas sources and sinks in animal production systems - ()
Powers, W., Auvermann, B., Cole, N.A., Gooch, C., Grant, R., Hatfield, J.L., Hunt, P.G., Johnson, K., Leytem, A.B., Liao, W., Powell, J.M. 2014. Chapter 5: Quantifying greenhouse gas sources and sinks in animal production systems. Government Publication/Report. Chapter 5: 31-160.
Feed management practices to reduce manure phosphorus excretion in dairy cattle Reprint Icon - (Peer Reviewed Journal)
Kebreab, E., Hansen, A.V., Leytem, A.B. 2013. Feed management practices to reduce manure phosphorus excretion in dairy cattle. Advances in Animal Biosciences. 4(s1):37-41.
The characterization of microorganisms in dairy wastewater storage ponds Reprint Icon - (Peer Reviewed Journal)
Dungan, R.S., Leytem, A.B. 2013. The characterization of microorganisms in dairy wastewater storage ponds. Journal of Environmental Quality. 42:1583-1588.
Feeding low-phytic acid corn grain to finishing wethers does not alter phosphorus digestion - (Proceedings)
Taylor, J.B., Leytem, A.B., Raboy, V. 2013. Feeding low-phytic acid corn grain to finishing wethers does not alter phosphorus digestion. Journal of Animal Science Supplement. 64:392-395.
Comparison of atmospheric stability methods for calculating ammonia and methane emission rates with WindTrax - (Peer Reviewed Journal)
Koehn, A.C., Leytem, A.B., 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.
Increasing the quantitative credibility of open-path FT-IR spectroscopic data with focus on several properties of the background spectrum - (Peer Reviewed Journal)
Shao, L., Wang, W., Griffiths, P.R., 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.
US agricultural nitrous oxide emissions: context, status, and trends - (Peer Reviewed Journal)
Cavigelli, M.A., Del Grosso, S.J., Liebig, M.A., Snyder, C.S., Fixen, P.E., Venterea, R.T., Leytem, A.B., McLain, J.E., Watts, D.B. 2013. US agricultural nitrous oxide emissions: context, status, and trends. Frontiers in Ecology and the Environment. 10:537-546.
Quantification of bacterial indicators and zoonotic pathogens in dairy wastewater ponds - (Peer Reviewed Journal)
Dungan, R.S., Klein, M., Leytem, A.B. 2012. Quantification of bacterial indicators and zoonotic pathogens in dairy wastewater ponds. Applied and Environmental Microbiology. 78(22):8089-8095.
Greenhouse gas and ammonia emissions from an open-freestall dairy in Southern Idaho - (Peer Reviewed Journal)
Leytem, A.B., Dungan, R.S., Bjorneberg, D.L., Koehn, A.C. 2013. Greenhouse gas and ammonia emissions from an open-freestall dairy in Southern Idaho. Journal of Environmental Quality. 42:10-20.
Analysis of total metals in waste molding and core sands from ferrous and non-ferrous foundries - (Peer Reviewed Journal)
Miguel, R.E., Ippolito, J.A., Leytem, A.B., Porta, A.A., Banda Noriega, R.B., 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.
Sustainable Manure Management - ()
Leytem, A.B., Dungan, R.S., Kleinman, P.J. 2014. Sustainable Manure Management. In: Kebreab, E., editor. Sustainable Animal Agriculture. Oxfordshire, United Kingdom: CAB International. p. 83-112.
Effect of sprinkler pressure and spray plate on culturable microorganism concentrations during simulated irrigation of dairy wastewater - (Peer Reviewed Journal)
Dungan, R.S., Bjorneberg, D.L., 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.
Nutrient availability to corn from dairy manures and fertilizer in a calcareous soil - (Peer Reviewed Journal)
Leytem, A.B., Dungan, R.S., Moore, A. 2011. Nutrient availability to corn from dairy manures and fertilizer in a calcareous soil. Soil Science. 170:426-434.
Residual effects of fresh and composted dairy manure applications on potato production - (Peer Reviewed Journal)
Moore, A.D., Olsen, N.L., Carey, A.M., Leytem, A.B. 2011. Residual effects of fresh and composted dairy manure applications on potato production. American Journal of Potato Research. Available: http://www.springerlink.com/content/ek7858uj37088r50/fulltext.html.
Concentrations of airborne endotoxin and microorganisms at a 10,000 cow open-freestall dairy - (Peer Reviewed Journal)
Dungan, R.S., Leytem, A.B., Bjorneberg, D.L. 2011. Concentrations of airborne endotoxin and microorganisms at a 10,000 cow open-freestall dairy. Journal of Animal Science. 89:3300-3309.
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 - (Peer Reviewed Journal)
Shao, L., Liu, B., Griffiths, P.R., Leytem, A.B. 2011. 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.
Sheep bedding in the Centennial Mountains of Montana and Idaho: effects on vegetation - (Peer Reviewed Journal)
Seefeldt, S.S., Leytem, A.B. 2011. Sheep bedding in the Centennial Mountains of Montana and Idaho: effects on vegetation. Western North American Naturalist. 71(3):361-373.
Phosphorus and nitrogen loading depths in fluvial sediments following manure spill simulations - (Peer Reviewed Journal)
Armstrong, S.D., Smith, D.R., Owens, P.R., Joern, B.C., Leytem, A.B., Huang, C., Adeola, L. 2011. Phosphorus and nitrogen loading depths in fluvial sediments following manure spill simulations. Canadian Journal of Soil Science. 91:427-436.
Dairy manure nitrogen availability in eroded and noneroded soil for sugarbeet followed by small grains - (Peer Reviewed Journal)
Lentz, R.D., Lehrsch, G.A., Brown, B., Johnson-Maynard, J., Leytem, A.B. 2011. Dairy manure nitrogen availability in eroded and noneroded soil for sugarbeet followed by small grains. Agronomy Journal. 103:628-643.
Hydrological effects of sheep bedding on subalpine range. - (Proceedings)
Moffet, C.A., Leytem, A.B., Pierson Jr, F.B. 2010. Hydrological effects of sheep bedding on subalpine range. Proceedings of the 63rd Annual Meeting of the Society Range Management, February 7-11, 2010, Denver, Colorado. P A-68.
Advances in Data Processing for Open-path Fourier Transform Infrared Spectrometry of Greenhouse Gases - (Peer Reviewed Journal)
Shao, L., Griffiths, P.R., Leytem, A.B. 2010. Advances in Data Processing for Open-path Fourier Transform Infrared Spectrometry of Greenhouse Gases. Analytical Chemistry. 82(19):8027-8033.
Ambient Endotoxin Concentrations and Assessment of Offsite Transport at Open-Lot and Open-Freestall Dairies. - (Peer Reviewed Journal)
Dungan, R.S., 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.
Nutrient concentrations and proportions in particle size fractions of corn steam flaked to different bulk densities - (Peer Reviewed Journal)
Hales, K.E., Cole, N.A., Galyean, M.L., Leytem, A.B. 2010. Nutrient concentrations and proportions in particle size fractions of corn steam flaked to different bulk densities. Professional Animal Scientist. 26(5):511-519.
Emissions of Ammonia, Methane, Carbon Dioxide and Nitrous Oxide From Dairy Cattle Housing and Manure Management Systems - (Peer Reviewed Journal)
Leytem, A.B., Dungan, R.S., Bjorneberg, D.L., 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. 40(5):1383-1394.
Phosphorus Utilization and Characterization of Excreta From Swine Fed Diets Containing A Variety of Cereal Grains Balanced For Total Phosphorus - (Peer Reviewed Journal)
Leytem, A.B., 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.
Assessment of bioaerosols at a concentrated dairy operation - (Peer Reviewed Journal)
Dungan, R.S., Leytem, A.B., Ver Wey, S.A., Bjorneberg, D.L. 2010. Assessment of Bioaerosols at a Concentrated Dairy Operation. Aerobiologia. 26(3):171-184 Available: 1372.
Year-long assessment of airborne endotoxin at a concentrated dairy operation - (Peer Reviewed Journal)
Dungan, R.S., Leytem, A.B., Bjorneberg, D.L. 2010. Year-Long Monitoring of Airborne Endotoxin at a Concentrated Dairy Operation. Aerobiologia. 26:141-148.
Transport and Fate of Phosphorus During and After Manure Spill Simulations - (Peer Reviewed Journal)
Armstrong, S.D., Smith, D.R., Joern, B.C., Owens, P.R., Leytem, A.B., Huang, C., Adeola, L. 2010. Transport and Fate of Phosphorus During and After Manure Spill Simulations. Journal of Environmental Quality. 39:345-352.
Measurement of atmospheric ammonia, methane, and nitrous oxide at a concentrated dairy production facility in Southern Idaho using open-path FT-IR spectrometry - (Peer Reviewed Journal)
Leytem, A.B., Bjorneberg, D.L., Westermann, D.T., Griffiths, P.R., Shao, L., Pollard, M.J. 2009. Measurement of atmospheric ammonia, methane, and nitrous oxide at a concentrated dairy production facility in Southern Idaho using open-path FT-IR spectrometry. Transactions of the ASABE. 52(5):1749-1756.
Measurement of atmospheric ammonia, methane, and nitrous oxide at a concentrated dairy production facility in southern Idaho using open-path FT-IR spectrometry - (Peer Reviewed Journal)
Bjorneberg, D.L., Leytem, A.B., Westermann, D.T., Griffiths, P.R., Shao, L., Pollard, M.J. 2009. Measurement of Atmospheric Ammonia, Methane, and Nitrous Oxide at a Concentrated Dairy Production Facility in Southern Idaho Using Open-path FT-IR Spectrometry. Transactions of the ASABE. 52(5):1749-1756.
Case study: Seasonal and Spatial Distribution of Ambient Ammonia Concentrations Measured at a Large Open-Lot Dairy - (Peer Reviewed Journal)
Leytem, A.B., Dungan, R.S., 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.
The effect of extraction, storage, and analysis techniques on the measurement of airborne endotoxin from a large dairy - (Peer Reviewed Journal)
Dungan, R.S., 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.
Phosphorus Adsorption and Desorption During and After Swine Manure Spill Simulations - (Abstract Only)
Armstrong, S.D., Smith, D.R., Joern, B.C., Owens, P.R., Leytem, A.B., Huang, C., Adeola, L. 2009. Phosphorus Adsorption and Desorption During and After Swine Manure Spill Simulations [abstract]. SERA-IEG 17 Bulletin. July 28-31, 2009, Windsor, Ontario, Canada. 2009 CDROM.
Changes in soil test phosphorus and phosphorus in runoff from calcareous soils receiving manure, compost, and fertilizer application with and without alum - (Peer Reviewed Journal)
Leytem, A.B., 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.
The characterization and composition of bacterial communities in soils blended with spent foundry sand - (Peer Reviewed Journal)
Dungan, R.S., Kim, J., Weon, H., 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.
Qualitative and quantitative methodologies for determination of airborne microorganisms at concentrated animal-feeding operations - (Peer Reviewed Journal)
Dungan, R.S., 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.
Crude protein, ash, phosphorus, neutral detergent fiber and starch concentrations in particle size distributions of corn steam flaked to varying bulk densities - (Abstract Only)
Hales, K.E., Cole, N.A., Leytem, A.B., Galyean, M.L. 2009. Crude protein, ash, phosphorus, neutral detergent fiber and starch concentrations in particle size distributions of corn steam flaked to varying bulk densities [abstract]. 2009 Plains Nutrition Council Spring Conference, April 9-10, 2009, San Antonio, Texas. Texas AgriLife Research & Extension Pub. No. AREC 09-18. p. 94.
Airborne endotoxin concentrations at a large open-lot dairy in southern Idaho - (Peer Reviewed Journal)
Dungan, R.S., Leytem, A.B. 2009. Airborne endotoxin concentrations at a large open-lot dairy in southern Idaho. Journal of Environmental Quality. 38:1919-1923.
Optimizing the extraction, storage, and analysis of airborne endotoxins - (Abstract Only)
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 - (Peer Reviewed Journal)
Thacker, P.A., Haq, I., Willing, B.P., 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.
Phosphorus mobility in soil columns treated with dairy manures and commercial fertilizer - (Peer Reviewed Journal)
Tarkalson, D.D., Leytem, A.B. 2009. Phosphorus mobility in soil columns treated with dairy manures and commercial fertilizer. Soil Science. 174(2):73-80.
Case Study: On-Farm Evaluation of Liquid Dairy Manure Application Methods to Reduce Ammonia Losses - (Peer Reviewed Journal)
Leytem, A.B., Bjorneberg, D.L., Sheffield, R.E., 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.
Completely automated open-path FT-IR spectrometry - (Peer Reviewed Journal)
Griffiths, P.R., Shao, L., Leytem, A.B. 2008. Completely automated open-path FT-IR spectrometry. Analytical and Bioanalytical Chemistry. 393(1):45-50.
Phosphorus utilization and characterization of ileal digesta and excreta from broiler chickens fed diets varying in cereal grain, phosphorus level, and phytase addition - (Peer Reviewed Journal)
Leytem, A.B., Widyaratne, G.P., 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.
Nutrient excretion, phosphorus characterization, and phosphorus solubility in excreta from broiler checks fed diets containing graded levels of wheat distillers grains with solubles - (Peer Reviewed Journal)
Leytem, A.B., Kwanyuen, P., Thacker, P. 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.
Impact of sheep bedding on soil nutrient dynamics in the Centennial Mountains of Montana and Idaho - (Peer Reviewed Journal)
Leytem, A.B., Seefeldt, S.S. 2008. Impact of sheep bedding on soil nutrient dynamics in the Centennial Mountains of Montana and Idaho. Soil Science. 173(8):503-510.
Fecal phosphorus excretion and characterization from swine fed diets containing a variety of cereal grains - (Peer Reviewed Journal)
Leytem, A.B., Thacker, P.A. 2008. Fecal phosphorus excretion and characterization from swine fed diets containing a variety of cereal grains. Animal Feed Science And Technology. 7(2):113-120.
Interaction of calcium and phytate in broiler diets: 1. Effects on apparent prececal digestibility and retention of phosphorus - (Peer Reviewed Journal)
Plumstead, P.W., Leytem, A.B., Spears, J.W., Maguire, R.O., Kwanyuen, P., 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.
Phytate utilization and phosphorus excretion by broiler chickens fed diets containing cereal grains varying in phytate and phytase content - (Peer Reviewed Journal)
Leytem, A.B., Willing, B.P., 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.
Interaction of calcium and phytate in broiler diets: 2. Effects on total and soluble phosphorus excretion - (Peer Reviewed Journal)
Leytem, A.B., Plumstead, P.W., Maguire, R.O., Kwanyuen, P., Burton, J.W., Brake, J. 2008. Interaction of calcium and phytate in broiler diets: 2. Effects on total and soluble phosphorus excretion. Poultry Science. 87:459-467.
Evaluation of Phosphorus Characterization in Broiler Ileal Digesta, Manure, and Litter Samples: 31P-NMR vs. HPLC - (Peer Reviewed Journal)
Leytem, A.B., Kwanyuen, P., Plumstead, P.W., Maguire, R., 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.
Evaluation of Phosphorus Characterization in Ileal Digesta, Manure, and Litter Samples: 31P-NMR vs. HPLC - (Peer Reviewed Journal)
Leytem, A.B., Kwanyuen, P., Plumstead, P.W., Maguire, R.O., Brake, J. 2008. Evaluation of Phosphorus Characterization in Ileal Digesta, Manure, and Litter Samples: 31P-NMR vs. HPLC. Journal of Environmental Quality. 37:494-500.
SELECTION OF A WATER EXTRACTABLE PHOSPHORUS TEST FOR MANURES AND BIOSOLIDS AS AN INDICATOR OF RUNOFF LOSS POTENTIAL - (Peer Reviewed Journal)
Kleinman, P.J., Sullivan, D., Wolf, A., Brandt, R., Dou, Z., Elliott, H., Kovar, J.L., Leytem, A.B., Maguire, R., Moore Jr, P.A., Sharpley, A.N., Shober, A., Sims, T., Toth, J., Toor, G., Zhang, H., Zhang, T., Saporito, L.S. 2007. Selection of a Water-Extractable Phosphorus Test for Manures and Biosolids as an Indicator of Runoff Loss Potential. Journal of Environmental Quality. 36(5):1357-1367.
ENVIRONMENTAL IMPLICATIONS OF INOSITOL PHOSPHATES IN ANIMAL MANURES - ()
Leytem, A.B., Maguire, R.D. 2007. Environmental implications of inositol phosphates in animal manures. In: Turner, B.L., Richardson, A.E., Mullaney, E.J., editors. Inositol Phosphates: Linking Agriculture and the Environment. 1st edition. Cambridge, MA:CAB International. p. 150-168.
What aspect of dietary modification in broilers controls litter water soluble P: dietary phosphorus, phytase, or calcium? - (Peer Reviewed Journal)
Leytem, A.B., Plumstead, P.W., Maguire, R.O., Kwanyuen, P., Brake, J. 2007. What aspect of dietary modification in broilers controls litter water soluble P: Dietary phosphorus, phytase, or calcium? Journal of Environmental Quality. 36:453-463.
THE EFFECT OF LOW-PHYTATE MUTANT-M 995 BARLEY GRAIN ON PHYTATE DEGRADATION AND MINERAL DIGESTION IN SHEEP FED HIGH-GRAIN DIETS. - (Peer Reviewed Journal)
Leytem, A.B., Taylor, J.B., Raboy, V., 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.
Phosphorus characterization in feces from broiler chicks fed low-phytate barley diets - (Peer Reviewed Journal)
Leytem, A.B., Thacker, P.A., 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.
Nutrient Losses from Manure and Fertilizer Applications as Impacted by Time to First Runoff Event - (Peer Reviewed Journal)
Smith, D.R., Owens, P.R., Leytem, A.B., Pappas, E.A. 2007. Nutrient Losses from Manure and Fertilizer Applications as Impacted by Time to First Runoff Event. Environmental Pollution. 14:131-137.
STANDARDIZING THE WATER-SOLUBLE PHOSPHORUS TEST FOR MANURES AND BIOSOLIDS - (Abstract Only)
Sullivan, D., Kleinman, P.J., Wolf, A., Brandt, R., Dou, Z., Elliott, H., Kovar, J.L., Leytem, A.B., Maguire, R., Moore Jr, P.A., Sharpley, A.N., Shober, A., Sims, J.T., Toor, G., Zhang, H., Zhang, T. 2006. Standardizing the water-soluble phosphorus test for manures and biosolids. ASA-CSSA-SSSA Annual Meeting Abstracts.
THE INFLUENCE OF MANURE PHYTIC ACID ON PHOSPHORUS SOLUBILITY IN CALCAREOUS SOILS - (Peer Reviewed Journal)
Leytem, A.B., Smith, D.R., Applegate, T.J., 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.
DAIRY MANURE/COMPOST N RELEASE FOR SUGARBEETS AND SUBSEQUENT WHEAT - (Abstract Only)
Brown, B., Johnson-Maynard, J., Leytem, A.B., Lentz, R.D., Lehrsch, G.A. 2006. Dairy manure/compost n release for sugarbeets and subsequent wheat. Proceedings of the Idaho Nutrient Management Conference. III:13-18.
INFLUENCE OF SOLID DAIRY MANURE AND COMPOST WITH AND WITHOUT ALUM ON SURVIVAL OF INDICATOR BACTERIA IN SOIL AND ON POTATO - (Peer Reviewed Journal)
Entry, J.A., Leytem, A.B., Verwey, S.A. 2005. Influence of solid dairy manure and compost with and without alum on survival of indicator bacteria in soil and on potato. Environmental Pollution. 138:212-218.
LINKING MANURE PROPERTIES TO SOIL PHOSPHORUS SOLUBILITY: IMPORTANCE OF THE CARBON TO PHOSPHORUS RATIO - (Peer Reviewed Journal)
Leytem, A.B., Turner, B.L., Raboy, V., 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.
LINKING MANURE PROPERTIES TO SOIL PHOSPHORUS SOLUBILITY: IMPORTANCE OF THE CARBON TO PHOSPHORUS RATIO - (Peer Reviewed Journal)
Leytem, A.B., Turner, B.L., Raboy, V. 2005. Linking manure properties to soil phosphorus solubility: importance of the carbon to phosphorus ratio. Soil Science Society of America Journal. 69:1516-1524.
PHOSPHORUS AVAILABILITY TO BARLEY FROM MANURES AND FERTILIZERS ON A CALCAREOUS SOIL - (Peer Reviewed Journal)
Leytem, A.B., Westermann, D.T. 2005. Phosphorus availability to barley from manures and fertilizers on a calcareous soil. Soil Science. 170(6):401-412.
PHOSPHORUS AVAILABILITY TO BARLEY FROM MANURES AND FERTILIZERS ON A CALCAREOUS SOIL - (Peer Reviewed Journal)
Leytem, A.B., Westermann, D.T. 2005. Phosphorus availability to barley from manures and fertilizers on a calcareous soil. Soil Science. 170(6):401-412.
TECHNOLOGIES TO MINIMIZE WATER QUALITY IMPACTS OF IRRIGATED AGRICULTURE - (Proceedings)
Bjorneberg, D.L., Sojka, R.E., Leytem, A.B. 2005. Technologies to minimize water quality impacts of irrigated agriculture. In: Proceedings of the World Water and Environmental Resources Congress, May 15-19, 2005, Anchorage, Alaska. 2005 CDROM.
CHANGES IN SOIL TEST PHOSPHORUS FROM BROILER LITTER ADDITIONS. - (Peer Reviewed Journal)
Leytem, A.B., Sims, J.T. 2006. Changes in soil test phosphorus from broiler litter additions. Communications in Soil Science and Plant Analysis. 36:2541:2559.
Changes in soil test phosphorus from broiler litter additions - (Peer Reviewed Journal)
Leytem, A.B., Sims, J.T. 2006. Changes in soil test phosphorus from broiler litter additions. Communications in Soil Science and Plant Analysis. 36:2541-2559.
THE NATURE OF PHOSPHORUS IN CALCAREOUS SOILS - ()
Leytem, A.B., Mikkelsen, R.L. 2005. The nature of phosphorus in calcareous soils. Better Crops. 89(2):11-13.
PHOSPHORUS LOSS WITH SURFACE IRRIGATION - ()
Bjorneberg, D.L., Leytem, A.B. 2005. Phosphorus loss with surface irrigation. In: Walker, F., Russell, W., Dagnan, G., Dalton, A., editors. Phosphorus Best Management Practices: Protecting Water Quality. USDA-NRCS Fact Sheet. Available: http://www.sera17.ext.vt.edu/SERA_17_Publications.htm.
PHOSPHORUS COMPOUNDS IN SEQUENTIAL EXTRACTS OF ANIMAL MANURES: CHEMICAL SPECIATION AND A NOVEL FRACTIONATION PROCEDURE - (Peer Reviewed Journal)
Turner, B.L., Leytem, A.B. 2004. Phosphorus compounds in sequential extracts of animal manures: Chemical speciation and a novel fractionation procedure. Environmental Science and Technology. 38:6101-6108.
PHOSPHORUS COMPOSITION OF MANURE FROM SWINE FED LOW-PHYTATE GRAINS: EVIDENCE FOR HYDROLYSIS IN THE ANIMAL - (Peer Reviewed Journal)
Leytem, A.B., Turner, B.L. 2004. Effect of feeding low phytate barleys on manure phosphorus forms in swine. Journal of Environmental Quality. 33:380-2383.
VIRGINIA PHOSPHORUS INDEX EVALUATION - PANEL REPORT - ()
Sharpley, A.N., Beegle, D., Jokela, W., Kleinman, P.J., Leytem, A.B., Maguire, R., Myers, J., Weld, J.L. 2004. An evaluation of the Virginia Phosphorus Index. Final Report to USDA-NRCS, Virginia State Office, 1606 Santa Rosa Blvd., Suite 209, Richmond, VA. 30 p.
DETERMINATION OF PHOSPHORUS SOURCE COEFFICIENTS FOR ORGANIC PHOSPHORUS SOURCES: LABORATORY STUDIES - (Peer Reviewed Journal)
Leytem, A.B., Sims, J.T., Coale, F.J. 2004. Determination of phosphorus source coefficients for organic phosphorus sources: laboratory studies. Journal of Environmental Quality. 33:380-388.
SORPTION OF ORGANIC PHOSPHORUS COMPOUNDS IN ATLANTIC COASTAL PLAIN SOILS - (Peer Reviewed Journal)