02/09/2012

01/02/2013

PUBLICATIONS

Abi-Ghanem, R., Parker, D., Waskom, R.M., Dobrowolski, J., O'Neill, M., Groffman, P.M., Addy, K., Barber, M., Batie, S., Benham, B., Bianchi, M., Blewett, T., Evenson, C., Farrell-Poe, K., Gardner, C., Graham, W., & Harrison, J.H. (in press). Advancing water resource management in agricultural, rural, and urbanizing watersheds:Why land-grant universities matter. Journal of Soil and Water Conservation.

Aguerre, M. J., M. C. Capozzolo, M. A. Wattiaux, and J. M. Powell. 2011. Effect of Quebracho-Chestnut tannin extracts at two forage levels on dairy cow lactation performance and emission of methane and ammonia. J. Anim. Sci. Vol. 89, E-Suppl. 1/J. Dairy Sci. Vol. 94, E-Suppl. 1:608.

Aguerre, M. J., M. A. Wattiaux, J. M. Powell, G. A. Broderick, and C. Arndt. 2011. Effect of forage to concentrate ratio in dairy cow diets on emission of methane, carbon dioxide and ammonia, lactation performance and manure excretion. Journal of Dairy Science 94:3081-3093.

Aguerre, M. J., J. O. Giordano, A. S. Kalantari, M. A. Wattiaux, P. M. Fricke and V. E. Cabrera. 2012. Impact of dairy herd reproductive performance on predicted economic performance, enteric CH4 emission and excretion of N and P using a Markov-chain model. J. Anim. Sci. Vol. 90, E-Suppl. 3/J. Dairy Sci. Vol. 95, E-Suppl. 2:90.

Aguerre, M. J., M. A. Wattiaux, and J. M. Powell. 2012. Emission of ammonia, nitrous oxide, methane, and carbon dioxide during storage of dairy cow manure as affected by dietary forage to concentrate ratio and crust formation. Journal of Dairy Science (In Press).

Aguerre, M.J., Wattiaux, M.A., Powell, J.M., and Broderick. G.A. 2012. Effect of forage to concentrate ratio in dairy cow diets on emission of methane, carbon dioxide and ammonia, lactation performance and manure excretion. J. Dairy Sci. 95: 1-8. doi:10.3168/jds.2010-4011.

Arndt C., M. A. Wattiaux, J. M. Powell, and M. J. Aguerre. 2011. Effect of air-flow controlled chambers and cows of contrasting feed efficiency on methane emission. J. Anim. Sci. Vol. 89, E-Suppl. 1/J. Dairy Sci. Vol. 94, E-Suppl. 1:65.

Belflower, J.B., J.K. Bernard, D.K. Gattie, D.W. Hancock, L.M. Risse, C.A. Rotz. 2012. A case study of the potential environmental impacts of different dairy production systems in Georgia. Agric. Systems 108:84-93.

Fortuna, A.M. Honeycutt, C.W., Vandemark, G., Griffin, T.S. Larkin, R.P., He, Z., Wienhold, B.J., Sistani, K.R., Albrecht, S.L., Woodbury, B.L., Torbert, H.A., Powell, J.M.,Hubbard, R.K., Eigenberg, R.A., Wright R.J., Alldredge, J.R.,Harsh, J.B. 2012. Links among nitrification, nitrifier communities and edaphic properties in contrasting soils receiving dairy slurry. J. Environ. Qual. 41:262272.

Gourley, C.J.P., Aarons, S.A., and Powell, J.M. 2012. Nitrogen use efficiency in grazed and confinement dairy production systems. Agric. Ecosyst. Environ. 147: 73-81. doi:10.1016/j.agee.2011.05.011.

Guo, X. S., D. J. Undersander, and D. K. Combs. 2012. Effect of Lactobacillus Inoculants and Forage Dry Matter on the Fermentation and Aerobic Stability of Ensiled Mixed-crop Tall Fescue and Meadow Fescue . J. Dairy Science 95: Accepted.

Hafner, S.D., F. Montes, and C.A. Rotz. 2012. The role of carbon dioxide in emission of ammonia from manure. Atmos. Environ. xxx:1-9.

Hafner, S.D., F. Montes, and C.A. Rotz. 2012. A mass transfer model for VOC emission from silage. Atmos. Environ. 54:134-140.

Harrison, J.H., White, R., Ishler, G., Erickson, G., Sutton, A., Applegate, T., Richert, B., Nennich, T., Koeslch, R., Burns, R., Meyer, D., Massey, R., & Carpenter, G. (2012). Implementation of feed management as part of whole farm nutrient management. The Professional Animal Scientist.

Harrison, J.H., White, R., Kincaid, R.L., Block, E., Jenkins, T., & St Pierre, N. (2012). Effectiveness of potassium carbonate sesquihydrate to increase dietary cation-anion. Journal of Dairy Science. 95, 3919-3925.

Harrison, J.H., Whitefield, E.M., & Werkhoven, A. (2012). Partitioning of solids, nitrogen, and phosphorus in solids and liquid fractions of anaerobically digested dairy effluent. Proceeding of American Dairy Science Association Annual Meeting Annual Meeting of the American Dairy Science Association, Phoenix, AZ.

Hristov, A.N., M. Hanigan, A. Cole, R. Todd, T.A. McAllister, P.M. Ndegwa, and A. Rotz. 2011. Review: Ammonia emissions from dairy farms and beef feedlots. Can. J. Anim. Sci. 91:1-35.

Jarrett, J., Taylor, M.S., Nennich, T., Knowlton, K., Harrison, J.H., & Block, E. (2012). Effect of stage of lactation and dietary calcium on potassium balance in lactating Holstein cows through twenty weeks of lactation. The Professional Animal Scientist 28, 502-506.

Lal, R., J.A. Delgado, P.M. Groffman, N. Millar, C. Dell, and A. Rotz. 2011. Management to mitigate and adapt to climate change. J. Soil Water Cons. 66(4):276-285.
Li, C., W. Salas, R. Zhang, C. Krauter, A. Rotz, and F. Mitloehner. 2012. Manure-DNDC: a biogeochemical process model for quantifying greenhouse gas and ammonia emissions from livestock manure systems. Nutr. Cycl. Agroecosys. DOI 10.1007/s10705-012-9507-z.

Lopes, F., D. K. Combs, P. C. Hoffman and W. Coblentz. 2012. Assessment of heifer grazing experience on adaptation to pasture and performance as lactating cows . J. Dairy Science 95: Submitted August 2012.

McGraw, T.N., A. Gahagan, E. Mengis, C. Kliebert, and E. C. Achberger. 2012. Differential Survival of Escherichia coli in the Environment. The LSU Undergraduate Research Conference, Excite/Explore/Experiment.

McGraw, T.N., A. Gahagan, E. Mengis, C. Kliebert, and E. C. Achberger. 2012. The Differential Survival of Escherichia coli in the Environment. Annual Biomedical Research Conference for Minority Students, San Jose, CA.

Miller, R., B. Jensen, and L. Trinca. 2012. Effect of grazing on compaction and nitrogen cycling. 2012. In 2012 Agronomy Abstracts. Madison, WI: American Society of Agronomy.

Moreira, V. R., B. D. LeBlanc, E. C. Achberger, R. Sheffield, K. J. Han, L. K. Zeringue, and C. Leonardi. 2012. Evaluating plant growth on artificial floating islands over two growing seasons  preliminary results. In Proceedings of the 2012 Land Grant and Sea Grant National Water Conference, Portland, OR. (Abstract)

Moreira, V. R., B. D. LeBlanc, E. Achberger, R. E. Sheffield, L. K. Zeringue, C. Leonardi. 2011. Improving multi-stage wastewater treatment system effectiveness: effect of wetland flow rates. 2011 Louisiana Dairy Report. B. F. Jenny, ed. 39-42.

Moreira, V. R., B. D. LeBlanc, R. E. Sheffield, K. J. Han, M. E. McCormick. 2011. Whole-Farm Nutrient Management. 2011 Louisiana Dairy Report. B. F. Jenny, ed. 20-25.

Moreira, V. R., B. LeBlanc, E. Achberger, R. Sheffield, K. J. Han, L. K. Zeringue, C. Leonardi. 2011. Improving multi-stage wastewater treatment system effectiveness: Evaluating plant growth on artificial floating islands over two growing seasons  preliminary results. In: Southeast Research Station Field Day Summaries, 2011. LSU AgCenter SERS, Franklinton, LA. 44-48.

Neibergs, J.S., Harrison, J.H., Whitefield, E.M., & De Hart, M. (2012, March 29). Development and application of an economic anaerobic digester optimization model. Got Manure Conference, Syracuse, NY.

Page, L., Ni, J., Heber, A.J., Mosier, N.S., Liu, X., Joo, H., Ndegwa, P.M., & Harrison, J.H. 2012. Effect of Anaerobic Digestion on Volatile Fatty Acids in Dairy Manure. ASABE Annual Meeting, paper # 121337674 ASABE National Meeting.

Percival, B., and R. Miller. 2012. Modification of dynamic chambers to reduce variability. ASABE Presentation No. 121338073. St. Joseph, MI: American Society of Agricultural and Biological Engineers.

Powell, J.M., Aarons, S.A, and Gourley, C.J.P. Determinations of feed-milk-manure relationships on grazing-based dairy farms. Animal. 6(10):1702-1710. doi: 10.1017/S1751731112000511.

Powell, J.M., Aguerre, M.J., and Wattiaux, M.A. 2011. Dietary crude protein and tannin impact dairy manure chemistry and ammonia emissions from soils. J. Environ. Qual. 40:1767-74. doi:10.2134/jeq2011.0085.

Powell, J.M., Aguerre, M.J., and Wattiaux, M.A. 2011. Tannin extracts abate ammonia emission from simulated dairy barn floors. J. Environ. Qual. 40: 907-914. doi:10.2134/jeq2010.0492.

Powell, J.M. and Broderick, G.A. 2011. Transdisciplinary soil science research: Impacts of dairy nutrition on manure chemistry and the environment. Soil. Sci. Soc. Am. J. 75:2071-2078. doi:10.2136/sssaj2011.0226.

Powell, J.M., Wattiaux, M.A., and Broderick, G.A. 2011. Evaluation of milk urea nitrogen as a management tool to reduce ammonia emissions from dairy farms. J. Dairy Sci. 94:46904694. doi: 10.3168/jds.2011-4476.

Risse, L.M., J.B. Belflower, C. A. Rotz, B. Kiepper, and J.K. Bernard. 2011. A case study comparing the environmental impacts of grazing and confined dairies. Proc. Southeast Dairy Management Conf. November 1-2, Tifton, GA.

Rotz, C.A., D.S. Chianese, F. Montes, and S. Hafner. 2011. The Dairy Greenhouse Gas Model: Reference Manual, version 1.0. Available at: https://www.ars.usda.gov/sp2UserFiles/Place/19020000/DairyGEMReferenceManual.pdf.

Rotz, C.A. 2012. Grazing: the whole picture, Is grazing good, or bad, for the environment? Hoards Dairyman 157:10.

Saunders, O.E., Fortuna, A., Harrison, J.H., Cogger, C.G., Whitefield, E.M., Kennedy, A.C., & Bary, A.I. (2012). Comparison of raw dairy manure slurry and anaerobically digested slurry as N sources for grass forage production. International Journal of Agronomy.

Saunders, O.E., Fortuna, A., Cogger, C.G., Harrison, J.H., Whitefield, E.M., & Green, T. (2012). Use of manure management technology and microbial processes to mitigate gaseous nitrogen losses from soil. Environmental Science & Technology.

Sun, F., Harrison, J.H., Ndegwa, P.M., & Joo, H. (2012). Effect of manure source on ammonia emission on first day of application. Proceedings of American Dairy Science Association Annual Meeting of American Dairy Science Association, Phoenix, AZ.

Sutitarnnontr, P., M. Tuller, R. Miller, and S. Jones. 2012. Temporal variations in greenhouse gas emissions from dairy and beef manure. 2012 Spring Runoff Conference. Logan, UT: utah State University.

Sutitarnnontr, P., R. Miller, S. Bialkowski, M. Tuller, and S. Jones. 2012. A multiplexing system for monitoring greenhouse and regulated gas emissions from manure sources using a portable FTIR gas analyzer. ASABE Paper & Presentation No. 121337982. St. Joseph, MI: American Society of Agricultural and Biological Engineers.

Watson, A.K., Erickson, G., Klopfenstein, T.J., Koeslch, R., Massey, R., Harrison, J.H., & Luebbe, M.K. (2012). BFNMP$: A tool for estimating feedlot manure economics. J An Sci abstracts , 90(2), pp 236P. Midwest ASAS Meeting. J An Sci.

05/29/2014

1. Li, C., W. Salas, R. Zhang, C. Krauter, A. Rotz, and F. Mitloehner. 2012. Manure-DNDC: a biogeochemical process model for quantifying greenhouse gas and ammonia emissions from livestock manure systems. Nutr. Cycl. Agroecosys. 93:163-200.

2. Hafner, S.D., F. Montes, and C.A. Rotz. 2012. A mass transfer model for VOC emission from silage. Atmos. Environ. 54:134-140.

3. Robertson, G.P., T.W. Bruulsema, R.J. Gehl, D. Kanter, D.L. Mauzerall, C.A. Rotz, and C.O. Williams. 2012. Nitrogen–climate interactions in US agriculture. Biogeochemistry. DOI 10.1007/s10533-012-9802-4.

4. Stackhouse-Lawson, K.R., C. A. Rotz, J. W. Oltjen, and F. M. Mitloehner. 2012. Carbon footprint and ammonia emissions of California beef production systems. J. Anim. Sci. 90:4641-4655.

5. Stackhouse-Lawson, K.R., C.A. Rotz, J.W. Oltjen, and F.M. Mitloehner. 2012. Growth-promoting technologies decrease the carbon footprint, ammonia emissions, and costs of California beef production systems. J. Anim. Sci. 90:4656-4665.

6. Hafner, S.D., F. Montes, and C.A. Rotz. 2013. The role of carbon dioxide in emission of ammonia from manure. Atmos. Environ. 66:63-71.

7. Gerber, P.J., A.N. Hristov, B. Henderson, H. Makkar, J. Oh, C. Lee, R. Meinen, F. Montes, T. Ott, J. Firkins, A. Rotz, C. Dell, A.T. Adesogan, W.Z. Yang, J.M. Tricarico, E. Kebreab, G. Waghorn, J. Dijkstra and S. Oosting. 2013. Technical options for the mitigation of direct methane and nitrous oxide emissions from livestock: a review. Animal 7:s2, pp 220–234.

8. Del Prado, A., P. Crosson, J.E. Olesen and C.A. Rotz. 2013. Whole-farm models to quantify greenhouse gas emissions and their potential use for linking climate change mitigation and adaptation in temperate grassland ruminant-based farming systems. Animal 7:s2, pp 373–385.

9. Hafner, S.D., C. Howard, R.E. Muck, R.B. Franco, F. Montes, P.G. Green, F. Mitloehner, S.L. Trabue, C.A. Rotz. 2013. Emission of volatile organic compounds from silage: compounds, sources, and implications. Atmos. Environ. 77:827-839.

10. Rotz, C.A., B.J. Isenberg, K.R. Stackhouse-Lawson, and J. Pollak. 2013. A simulation-based approach for evaluating and comparing the environmental footprints of beef production systems. J. Animal Sci. (in press).

11. Rotz, C.A., F. Montes, S.D. Hafner, A.J. Heber, R.H. Grant. 2013. Ammonia emission model for whole farm evaluation of dairy production systems. J. Environ. Quality. (in press).

12. Hristov, A.N., J. Oh, C. Lee, R. Meinen, F. Montes, T. Ott, J. Firkins, A. Rotz, C. Dell, A. Adesogan, W. Yang, J. Tricarico, E. Kebreab, G. Waghorn, J. Dijkstra & S. Oosting. 2013. Mitigation of greenhouse gas emissions in livestock production – A review of technical options for non-CO2 emissions. Edited by Pierre J. Gerber, Benjamin Henderson and Harinder P.S. Makkar. FAO Animal Production and Health Paper No. 177. FAO, Rome, Italy.

13. Rotz, C.A. and T. L. Veith. 2013. Integration of air and water quality issues, Chapter 10. In Kebreab, E. (ed). Sustainable Animal Agriculture. CAB International. Oxfordshire, UK. (in press)

14. Sørensen, C.G., S.G. Sommer, D. Bochtis, and A. Rotz. 2013. Technologies and Logistics for Handling, Transport and Distribution of Animal Manures. In Sommer, S.G., M.L.

15. Parker, D., Waskom, R.M., Dobrowolski, J., O'Neill, M., Groffman, P.M., Addy, K., Barber, M., Batie, S., Benham, B., Bianchi, M., Blewett, T., Evenson, C., Farrell-Poe, K., Gardner, C., Graham, W., & Harrison, J.H. (2013). Advancing water resource management in agricultural, rural, and urbanizing watersheds: Why land-grant universities matter. Journal of Soil and Water Conservation. 68, 337-348.

16. Harrison, J.H. (2013). Nutrient Management, Environmental Issues and Societal Issues Affecting Confinement Dairy Sustainability. , 96(E-Suppl. 1), pp 708. American Dairy Science Association Annual Meeting, Indianapolis, IN.

17. Sun, F., Harrison, J.H., Ndegwa, P.M., Joo, H., Whitefield, E.M., & Johnson, K.A. (2013). Ammonia Emissions from Eight Types of Dairy Manure During Storage. Poster presentation at Waste to Worth Conference, Denver, CO.

18. Neerackal, G.M., Joo, H., Wang, X., Ndegwa, P.M., Harrison, J.H., Heber, A.J., & Ni, J. (2013). Impacts of Anaerobic Digestion and Solids Separation on Ammonia Emissions from Stored Dairy Manure. ASABE Annual Conference Proceedings. ASABE 2013 Annual International Meeting, Kansas City, Missouri.

19. Wang, X., Joo, H., Neerackal, G.M., Ndegwa, P.M., Harrison, J.H., Heber, A.J., & Ni, J. (2013). Effects of Anaerobic Digestion and Application Methods on Ammonia Emission from Land Applied Dairy Manure. ASABE Annual Conference Proceedings. ASABE National International Meeting, Kansas City, Missouri.

20. Koirala, K., Joo, H.S., Frear, C.S., Harrison, J.H., Stockle, C.O., & Ndegwa, P.M. (2013). Influence of Suspended Solids Characteristics on Ammonia Volatilization Mechanism from Liquid Dairy Manure. ASABE Annual Conference Proceedings. 2013 ASABE Annual International Conference, Kansas City, Missouri.

21. Koirala, K., Joo, H.S., Ndegwa, P.M., Frear, C.S., Stockle, C.O., & Harrison, J.H. (2013). Influence of Anaerobic Digestion of Dairy Manure on Ammonia Volatilization Mechanism. ASABE Annual Conference Proceedings.

22. Joo, H.S., Ndegwa, P.M., Neerackal, G.M., Wang, X., Harrison, J.H., & Neibergs, J.S. (2013). Mitigation of Ammonia, Hydrogen sulfide, and Greenhouse Gases Emissions from Naturally Ventilated Dairy Barns. ASABE Annual Conference Proceedings. 2013 ASABE Annual International Conference, Kansas City, Missouri.

23. Joo, H.S., Ndegwa, P.M., Harrison, J.H., Whitefield, E.M., Heber, A., & Ni, J.-. (2013). Potential air quality impacts of anaerobic digestion of dairy manure. From Waste to Worth: "Spreading" Science and Solutions -, Denver, Colorado.

24. Watson, A.K., Erickson, G., Klopfenstein, T., Koelsch, R., Massey, R., Harrison, J.H., & Luebbe, M.K. (2013). BFNMP$: A tool for estimating feedlot manure economics. Proceedings of Waste to Worth Conference. Denver, Colorado.

05/28/2015

Temu, V., B. J. Rude, and B. S. Baldwin. 2014. Nutritive value response of native warm-season forage grasses to harvest intervals and durations in mixed stands. Plants. 2014 3:266-283.

Temu, V., B. J. Rude, and B. S. Baldwin. 2014. Yield response of native warm-season forage grasses to harvest intervals and durations in mixed stands. Agronomy. 2014 4:90-107.

Smith, D., T. Smith, B. J. Rude, and S. H. Ward. 2013. Short Communication: Comparison of the effects of heat stress on milk and component yields and somatic cell count in Holstein and Jersey cows. J. Dairy Sci. 96:3028-3033.

Frahm, A. J., S. H. Ward, A. Brown-Johnson, D. L. Sparks, J. M. Martin, B. J. Rude, and R. Meiring. 2012. Case Study: Comparison of fatty acid content in homogenized and nonhomogenized milk from Holstein and Jersey cows. Prof. Anim. Sci. 28:689-693.

C. Arndt, J. M. Powell, M. J. Aguerre, and M. A. Wattiaux. 2015. Performance, digestion, nitrogen balance, and emission of manure ammonia, enteric methane, and carbon dioxide in lactating cows fed diets with varying alfalfa silage-to-corn silage ratios. J. Dairy Sci. 98 :418–430.

C. Arndt,* J. M. Powell,† M. J. Aguerre,* P. M. Crump,‡ and M. A. Wattiaux. 2015. Feed conversion efficiency in dairy cows: Repeatability, variation in digestion and metabolism of energy and nitrogen, and ruminal methanogens. J. Dairy Sci. 98:3938–3950.

Westendorf, M.L., J. E. Wohlt, C. J. Sniffen, and R. T. Ward. 2014. Nutrient Content of Brewers Grains Produced at a Commercial Brewery: Variation in Protein/Nitrogen, Fiber, Carbohydrate, Fat, and Minerals. Prof. Anim. Sci. 30:400-406.

Noviandi, C. T., J.-S. Eun, M. D. Peel, B. L. Waldron, B. R. Min, D. R. ZoBell, and R. L. Miller. 2014. Effects of energy supplementation in pasture forages on in vitro ruminal fermentation characteristics in continuous cultures. The Professional Animal Scientist TBC. 30:23-32.

Sutitarnnontr, P., R. Miller, M. Tuller, and S. B. Jones. 2014. Cumulative evaporation from surface-applied manure using a closed dynamic chamber technique. 2014 Spring Runoff Conference. Logan, UT: Utah State University.

Sutitarnnontr, P., R. Miller, M. Tuller, and S. B. Jones. 2014. Simulation of greenhouse gas emissions after land application of cattle manure. In 2014 Agronomy Abstracts. Madison, WI: American Society of Agronomy.

Bingham, T. J., B. L. Waldron, E. Creech, D. ZoBell, and R. L. Miller. 2013. Plant and animal performance in grass/legume pastures. Western Society of Crop Science 2013 Annual Meeting. Available at: https://www.crops.org/files/membership/branches/western/wscs-meeting-schedule-2013.pdf

Miller, R., P. Sutitarnnontr, E. Hu, M. Tuller, J. Walworth, S. B. Jones. 2013. Best management practices for reducing gas emissions from manure application in semi-arid regions. eXtension Waste to Worth “Spreading” Science and Solutions 2013 Paper & Presentation No. 67662. Available at: http://www.extension.org/pages/67662/best-management-practices-for-reducing-gas-emissions-from-manure-application-in-semi-arid-regions#.Un23vZEqY8M

Murdock, S. (undergraduate student), M. Jensen, and R. Miller. 2013. Impact of compaction on ammonia losses from urine deposition. In 2013 Agronomy Abstracts. Madison, WI: American Society of Agronomy.

Sutitarnnontr, P., E. Hu, R. Miller, M. Tuller, S. B. Jones. 2013. Drying and rewetting effects on gas emissions from dairy manure in semi-arid regions. eXtension Waste to Worth “Spreading” Science and Solutions 2013 Paper & Presentation No. 67670. Available at: http://www.extension.org/pages/67670/drying-and-rewetting-effects-on-gas-emissions-from-dairy-manure-in-semi-arid-regions/print/#.Un22XJEqY8M

Sutitarnnontr, P., E. Hu, R. Miller, M. Tuller, and S. B. Jones. 2013. Measurement accuracy of a multiplexed portable FTIR – surface chamber system for estimating gas emissions. ASABE Paper & Presentation No. 131620669. St. Joseph, MI: American Society of Agricultural and Biological Engineers.

Miller. R., B. Jensen (undergraduate student), and L. Trinca. 2012. Effect of grazing on compaction and nitrogen cycling. In 2012 Agronomy Abstracts. Madison, WI: American Society of Agronomy.

Sutitarnnontr P., M. Tuller, R. Miller, and S.B. Jones. 2012. Monitoring Temporal Variations in Greenhouse Gas Emissions from Cow Manure in Relation to Moisture Content and Temperature. In 2012 SSSA Abstracts. Madison, WI: Soil Science Society of America.

Sutitarnnontr, P., M. Tuller, R. Miller, and S. Jones. 2012. Temporal variations in greenhouse gas emissions from dairy and beef manure. 2012 Spring Runoff Conference. Logan, UT: Utah State University.

Miller, R. L., B. Jensen (undergraduate student), and L. Trinca. 2011. Effect of Grazing on Compaction and Nitrogen Cycling. In 2011 Agronomy Abstracts. Madison, WI: American Society of Agronomy.

Belflower, J.B., J.K. Bernard, D.K. Gattie, D.W. Hancock, L.M. Risse, C.A. Rotz. 2012. A case study of the potential environmental impacts of different dairy production systems in Georgia. Agric. Systems 108:84-93.

Li, C., W. Salas, R. Zhang, C. Krauter, A. Rotz, and F. Mitloehner. 2012. Manure-DNDC: a biogeochemical process model for quantifying greenhouse gas and ammonia emissions from livestock manure systems. Nutr. Cycl. Agroecosys. 93:163-200.

Hafner, S.D., F. Montes, and C.A. Rotz. 2012. A mass transfer model for VOC emission from silage. Atmos. Environ. 54:134-140.

Stackhouse-Lawson, K.R., C. A. Rotz, J. W. Oltjen, and F. M. Mitloehner. 2012. Carbon footprint and ammonia emissions of California beef production systems. J. Anim. Sci. 90:4641-4655.

Stackhouse-Lawson, K.R., C.A. Rotz, J.W. Oltjen, and F.M. Mitloehner. 2012. Growth-promoting technologies decrease the carbon footprint, ammonia emissions, and costs of California beef production systems. J. Anim. Sci. 90:4656-4665.

Hafner, S.D., F. Montes, and C.A. Rotz. 2013. The role of carbon dioxide in emission of ammonia from manure. Atmos. Environ. 66:63-71.

Hafner, S.D., C. Howard, R.E. Muck, R.B. Franco, F. Montes, P.G. Green, F. Mitloehner, S.L. Trabue, C.A. Rotz. 2013. Emission of volatile organic compounds from silage: compounds, sources, and implications. Atmos. Environ. 77:827-839.

Rotz, C.A., B.J. Isenberg, K.R. Stackhouse-Lawson, and J. Pollak. 2013. A simulation-based approach for evaluating and comparing the environmental footprints of beef production systems. J. Animal Sci. 91:5427-5437.

Rotz, C.A., F. Montes, S.D. Hafner, A.J. Heber, R.H. Grant. 2014. Ammonia emission model for whole farm evaluation of dairy production systems. J. Environ. Quality 43:1143-1158.

Waldrip, H.M., C. A. Rotz, S. D. Hafner, R. W. Todd, and N. A. Cole. 2014. Process-based modeling of ammonia emission from beef cattle feedyards with the Integrated Farm Systems Model. J. Environ. Quality 43:1159-1168.

Powell, J.M., C.A. Rotz, and M.A. Wattiaux. 2014. Potential use of milk urea nitrogen to abate atmospheric nitrogen emissions from Wisconsin dairy farms. J. Environ. Quality 43:1169-1175.

Hafner, S.D., R.B. Franco, L. Kung, C.A. Rotz and F. Mitloehner. 2014. Potassium sorbate reduces production of ethanol and 2 esters in corn silage. J. Dairy Sci. 97:7870-7878.

Asem-Hiablie, S., C.A. Rotz, J. Dillon, R. Stout and K. Stackhouse-Lawson. 2015. Management characteristics of cow-calf, stocker, and finishing operations in Kansas, Oklahoma and Texas. Prof. Anim. Scientist 31:1-10.

Rotz, C.A., S. Asem-Hiablie, J. Dillon and H. Bonifacio. 2015. Cradle-to-farm gate environmental footprints of beef cattle production in Kansas, Oklahoma, and Texas. J. Anim. Sci. 93:2509-2519.

Bonifacio, H.F., C.A. Rotz, A.B. Leytem, H.M. Waldrip, and RW. Todd. 2015. Process-based Modeling of Ammonia and Nitrous Oxide Emissions from Open Lot Beef and Dairy Facilities. Trans. ASABE (in press).

Watt, L., C. E. F. Clark, G. L. Krebs, C. E. Petzel, S. Nielsen and S. A. Utsumi. (Accepted). Differential rumination, intake and enteric methane production of dairy cows in a pasture-based automatic milking system. J Dairy Sci

Page, L., Ni, J., Heber, A.J., Mosier, N.S., Liu, X., Joo, H., & Harrison, J.H. (2014). Characteristics of volatile fatty acids in stored dairy manure before and after anaerobic digestion. 2014. Biosystems Engineering. 118, 16-28.

Jenkins, T., Harrison, J.H., Bridges, W., & Young, K. (2014). Potassium carbonate addition to continuous cultures of mixed ruminal bacteria shifts volatile fatty acids and daily production of biohydrogenation intermediates. 2014. Journal of Dairy Science. 97, 975–984.

Sun, F., Harrison, J.H., Ndegwa, P.M., & Johnson, K.A. (2014). Effect of manure treatment on ammonia emission during storage under ambient environment. Water, Air, and Soil Pollution. 225, 2094.

Sun, F., Harrison, J.H., Ndegwa, P.M., & Johnson, K.A. (2014). Effect of Manure Treatment on Ammonia and Greenhouse gases Emissions Following Surface Application.. Water, Air, and Soil Pollution. 225, 1923.

Koirala, K., Ndegwa, P.M., Joo, H., Frear, C., Stockle, C.O., & Harrison, J.H. (2014). Effects of suspended solids characteristics and concentration on ammonia emission process from liquid dairy manure. Transactions of the ASABE. 57(2), 661-668.

Ndegwa, P.M., Ni, J Heber, A.J., Mosier, N.S., Liu, X., Joo, H.S., Page, L., & Harrison, J.H. (2014). Characteristics of volatile fatty acids in stored dairy manure before and after anaerobic digestion. Biosystems Engineering. (118), 16-18.

Koirala, K., Ndegwa, P.M., Joo, H.S., Frear, C.S., Stockle, C.O., & Harrison, J.H. (2014). Effects of suspended solids characteristics and concentration on ammonia emission process from liquid dairy manure. Transactions of the ASABE. 57(2), 661-668.

Koirala, K., Ndegwa, P.M., Joo, H.S., Frear, C.S., Stockle, C.O., & Harrison, J.H. (2013). Impact of anaerobic digestion of liquid dairy manure on ammonia volatilization process. Transactions of the ASABE. 56(5), 1959-1966.

Page, L., Ni, J., Heber, A.J., Mosier, N.S., Liu, X., Joo, H., & Harrison, J.H. Characteristics of volatile fatty acids in stored dairy manure before and after anaerobic digestion. 2014. Biosystems Engineering. 118, 16-28.

Parker, D., Waskom, R.M., Dobrowolski, J., O'Neill, M., Groffman, P.M., Addy, K., Barber, M., Batie, S., Benham, B., Bianchi, M., Blewett, T., Evenson, C., Farrell-Poe, K., Gardner, C., Graham, W., & Harrison, J.H.. 2013. Advancing water resource management in agricultural, rural, and urbanizing watersheds:Why land-grant universities matter. Journal of Soil and Water Conservation. 68: 337-348

Saunders, O.E., Fortuna, A., Harrison, J.H., Cogger, C.G., Whitefield, E.M., Kennedy, A.C., & Bary, A.I. 2012. Comparison of raw dairy manure slurry and anaerobically digested slurry as N sources for grass forage production. International Journal of Agronomy.

Saunders, O.E., Fortuna, A., Cogger, C.G., Harrison, J.H., Whitefield, E.M., & Green, T. (2012). Use of manure management technology and microbial processes to mitigate gaseous nitrogen losses from soil. Environmental Science & Technology.

Harrison, J.H., White, R., Ishler, G., Erickson, G., Sutton, A., Applegate, T., Richert, B., Nennich, T., Koeslch, R., Burns, R., Meyer, D., Massey, R., & Carpenter, G. (2012). Implementation of feed management as part of whole farm nutrient management. The Professional Animal Scientist. 28 (2012):364–369.

Harrison, J.H., White, R., Kincaid, R.L., Block, E., Jenkins, T., & St Pierre, N. (2012). Effectiveness of potassium carbonate sesquihydrate to increase dietary cation-anion. Journal of Dairy Science.95, 3919-3925.

Jarrett, J., Taylor, M.S., Nennich, T., Knowlton, K., Harrison, J.H., & Block, E. (2012). Effect of stage of lactation and dietary calcium on potassium balance in lactating Holstein cows through twenty weeks of lactation. The Professional Animal Scientist 28, 502-506.

Saunders, O., Harrison, J.H., Fortuna, A., Whitefield, E.M., & Bary, A.I. 2011. Effect of Anaerobic Digestion and Application Method on the Presence and Survivability of E. coli and Fecal Coliforms in Dairy Waste Applied to Soil. Water, Air, and Soil Pollution. 223 (3):1055-1063.

Zhang, T., Jiang, A., Harrison, J.H., & Chen, S. 2011. Pigment removal in anaerobically digested effluent through polyelectrolyte flocculation and liquid-liquid extraction. Journal of Chemical Technology and Biotechnology. DOI 10.1002/jctb.372.