Personal profile
Education/Academic qualification
Doctor of Philosophy, Iowa State University
2017
Master of Science, University Of Maryland
2014
Bachelor of Science, University Of Maryland
2011
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
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SDG 2 Zero Hunger -
SDG 3 Good Health and Well-being -
SDG 6 Clean Water and Sanitation -
SDG 7 Affordable and Clean Energy -
SDG 12 Responsible Consumption and Production -
SDG 13 Climate Action -
SDG 15 Life on Land
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Collaborations and top research areas from the last five years
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Reducing Nitrous Oxide Emissions from Soybean Through Early Planting
Salmeron Cortasa, M. (PI) & Poffenbarger, H. (CoI)
1/1/26 → 3/31/27
Project: Research project
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Sustainable Agriculture Research and Education (SARE) Program 2024
Brzozowski, L. (PI), Poffenbarger, H. (CoI) & Van Sanford, D. (CoI)
4/1/25 → 3/31/28
Project: Research project
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Interdisciplinary Process-Based Approach To Identify Nitrogen Limitations and Increase Soybean Yield and Meal Protein
Salmeron Cortasa, M. (PI), Haramoto, E. (CoI), Poffenbarger, H. (CoI) & Sama, M. (CoI)
10/1/24 → 9/30/26
Project: Research project
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Understanding the Roots of Soil Health
Poffenbarger, H. (PI), Haramoto, E. (CoI) & McNear, D. (CoI)
Foundation for Food and Agriculture Research
1/1/22 → 12/31/26
Project: Research project
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ECO-CBET: Foliar Applied Plant-Activated Nitrogen Delivery Agents for Sustainable Crop Production
Tsyusko-Unrine, O. (PI), Poffenbarger, H. (CoI) & Unrine, J. (CoI)
11/1/21 → 10/31/26
Project: Research project
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Impacts of rotation, tillage, cover cropping, and drainage on soil health in soybean-based cropping systems: Evidence from 4–50-year trials across the US
Silva, T. S., Malone, L. C., Ruark, M. D., Lee, C. D., Jordan, D., Poffenbarger, H. J., Kandel, H. J., Ross, J., Gaska, J. M., Lauer, J. G., Lindsey, L. E., Singh, M. P., Licht, M. A., Plumblee, M., Vann, R. A., Werle, R., Mourtzinis, S., Naeve, S. L., Roberts, T. L. & Conley, S. P., Jan 1 2026, In: Agriculture, Ecosystems and Environment. 395, 109950.Research output: Contribution to journal › Article › peer-review
Open Access -
Root tissue chemistry influences the formation and composition of new mineral-associated organic matter
Rinehart, B., Noel, J. P., Allen, J., Kaal, J., McNear, D. & Poffenbarger, H., Mar 2026, In: Soil Biology and Biochemistry. 214, 110064.Research output: Contribution to journal › Article › peer-review
1 Scopus citations -
Cover crops did not change optimal corn nitrogen rate over three variable precipitation seasons in the Western Corn Belt
de Almeida, T. F., Canisares, L. P., Robinson, E., Pesini, G., Poffenbarger, H. & Basche, A., Jul 1 2025, In: Agronomy Journal. 117, 4, e70129.Research output: Contribution to journal › Article › peer-review
Open Access -
Delta yield predicts nitrogen fertilizer requirements for corn in US production systems
Ordóñez, R. A., White, C. M., Spargo, J. T., Kaye, J. P., Ruark, M., Iqbal, J., Shapiro, C. A., Thomason, W. E., Fiorellino, N. M., Thorne, L. A., Shober, A., Grove, J. H., Hirsh, S. M., Weil, R. R., Castellano, M. J., Archontoulis, S. V., Hatfield, J. J., Lee, C. D., Quinn, D. J. & Sanders, Z. P. & 12 others, , Sep 1 2025, In: Agronomy Journal. 117, 5, e70150.Research output: Contribution to journal › Article › peer-review
Open Access -
Diversified cropping systems with limited carbon accrual but increased nitrogen supply
Yi, B., Huang, W., Liebman, M., Woods, M., McDaniel, M. D., Lu, C., VanLoocke, A., Archontoulis, S., Petersen, B., Jian, S., Poffenbarger, H. J., Wang, G., Luo, Y. & Hall, S. J., Feb 2025, In: Nature Sustainability. 8, 2, p. 152-161 10 p., 198.Research output: Contribution to journal › Article › peer-review
12 Scopus citations
Prizes
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New Innovator in Food & Agriculture Research Award
Poffenbarger, H. (Recipient), 2021
Prize: Honorary award