Erin Cortus
Associate Professor
210 BioAgEng Building
1390 Eckles Ave
St. Paul, MN 55108
+1 612 625 8288
Education
- Ph.D. - University of Saskatchewan. 2007.
- B.E. - University of Saskatchewan. 2002.

Areas of Interest
The broad mission of my program is to work with producers and communities to understand and continually improve the quality and productivity of livestock environments. My specific applied research interests lie at the intersection of measuring and communicating sustainability metrics and improving air quality.
Teaching
Select Publications
- Miller, E., Spiehs, M., Arthur, T. M., Woodbury, B., Cortus, E., Chatterjee, A., . . . Schmidt, J. W. (2019). Cropland Amendment with Beef Cattle Manure Minimally Impacts Antimicrobial Resistance. Journal of Environmental Quality, 2019.
- Mehata, M., Cortus, E. L., Niraula, S., Spiehs, M. J., Darrington, J., Chatterjee, A., . . . Parker, D. (2019). Aerial Nitrogen Fluxes and Soil Nitrate in Response to Fall-Applied Manure and Fertilizer Applications in Eastern South Dakota. International Journal of Agronomy, 2019, 15.
- Cortus, E. L., Darrington, J., & Thaler, R. C. Dynamic heat flux measurements from finishing pigs. Applied Engineering in Agriculture, 35(4), 535-542.
- Niraula, S., Rahman, S., Chatterjee, A., Cortus, E. L., Mehata, M., & Spiehs, M. J. (2019). Beef Manure and Urea Applied to Corn Show Variable Effects on Nitrous Oxide, Methane, Carbon Dioxide, and Ammonia. Agronomy Journal, 111(3), 1448.
- Cortus, E., Kasu, B., Jacquet, J., Embertson, N., Millmier Schmidt, A., Lim, T. T., & Heemstra, J. (2018). Relevant information sources in the vast and complex manure nutrient management network. Journal of Extension, 56(3).
- Wang, K. -Y., Li, Q. -F., Wang-Li, L., Cortus, E. L., Bogan, B. W., Kilic, I., . . . Heber, A. J. (2016). The National Air Emissions Monitoring Study’s Southeast layer site: Part V. Hydrogen suflide and volatile organic compounds. Transactions of the ASABE, 59(2), 681-693.
- Ayadi, F. Y., Cortus, E. L., Spiehs, M. J., Miller, D. N., & Djira, G. D. (2015). Ammonia and greenhouse gas concentrations at surfaces of simulated beef cattle bedded manure packs. Transactions of the ASABE, 58(3), 783-795.
- Joo, H. S., Ndegwa, P. M., Wang, X., Heber, A. J., Ni, J. -Q., Cortus, E. L., . . . Chai, L. (2015). Ammonia and hydrogen sulfide concentrations and emissions for naturally ventilated freestall dairy barns. Transactions of the ASABE, 58(5), 1321-1331.
- Joo, H. S., Ndegwa, P. M., Heber, A. J., Ni, J. -Q., Bogan, B. W., Ramirez-Dorronsoro, J. C., & Cortus, E. (2015). Greenhouse gas emissions from naturally ventilated freestall dairy barns. Atmospheric Environment, 102, 384-392.
- Ayadi, F. Y., Cortus, E. L., Clay, D. E., & Hansen, S. A. (2015). Isotope Ratio Mass Spectrometry Monitoring of Nitrogen Volatilization from Beef Cattle Feces and N-15-Labeled Synthetic Urine. Atmosphere, 6(5), 641-649.
- Cortus, E. L., Jacobson, L. D., Hetchler, B. P., Heber, A. J., & Bogan, B. W. (2015). Methane and nitrous oxide analyzer comparison and emissions from dairy freestall barns with manure flushing and scraping. Atmospheric Environment, 100, 57-65.
- Ayadi, F. Y., Spiehs, M. J., Cortus, E. L., Miller, D. N., & Djira, G. D. (2015). Physical, chemical and biological properties of simulated beef cattle bedded manure packs. Transactions of the ASABE, 58(3), 797-811.
- Cortus, E. L., Al Mamun, M. R., Spiehs, M. J., Ayadi, F. Y., Doran, B. E., Kohl, K. D., . . . Nicolai, R. (2015). Site, environmental, and airflow characteristics for mono-slope beef cattle facilities in the Northern Great Plains. Transactions of the ASABE, 58(1), 123-135.
- Cai, L., Koziel, J. A., Zhang, S., Heber, A. J., Cortus, E. L., Parker, D. B., . . . Lim, T. T. (2015). The National Air Emissions Monitoring Study's Southeast layer site: Part 3. Chemical emissions. Transactions of the ASABE, 58(5), 1333-1347.
Awards
Outstanding Reviewer for American Society for Agricultural and Biological Engineers (2015)
Dean's Award for Distinguished Team - Extension Biosecurity Education Team (2018-19)