
Manage the agroecology laboratory, conduct and assist with field experiments and related analyses, and support graduate and undergraduate research.
Selected Publications
Mandal, P., Lima, M. R. M., Wallingford, A. K., Warren, N. D., Brito, A. F., & Smith, R. G. (2025). Short-term exposure to elevated temperature and CO2 alters phytoestrogen production in red clover.. Sci Rep, 15(1), 9105. doi:10.1038/s41598-025-92250-y
Mandal, P., Mortensen, D. A., Brito, A. F., Wallingford, A. K., Lima, M. R. M., Warren, N. D., & Smith, R. G. (2024). Water Stress Influences Phytoestrogen Levels in Red Clover (Trifolium pratense) but Not Kura Clover (T. ambiguum).. J Agric Food Chem, 72(18), 10247-10256. doi:10.1021/acs.jafc.4c00300
Teixeira, C. D. S., Castillo, B. T., Bernhardt, L., Warren, N. D., Petry, C., Ernakovich, J. G., . . . Frey, S. D. (2023). Frequent defoliation of perennial legume-grass bicultures alters soil carbon dynamics. Plant and Soil, 490(1-2), 423-434. doi:10.1007/s11104-023-06091-7
Warren, N. D., Hobbie, E. A., Chen, J., & Smith, R. G. (2023). Relative uptake of organic and inorganic nitrogen by common weed species. Weed Science, 71(5), 470-477. doi:10.1017/wsc.2023.48
Warren, N. D., Cox, D. A., & Smith, R. G. (2023). Effects of soil amendments on hairy vetch no‐till interseeded into a hayfield. Agronomy Journal., 115(2), 887-895. doi:10.1002/agj2.21249
Smith, R. G., Warren, N. D., & Cordeau, S. (2020). Are cover crop mixtures better at suppressing weeds than cover crop monocultures?. WEED SCIENCE, 68(2), 186-194. doi:10.1017/wsc.2020.12
Lowry, C. J., Bosworth, S. C., Goslee, S. C., Kersbergen, R. J., Pollnac, F. W., Skinner, R. H., . . . Smith, R. G. (2020). Effects of expanding functional trait diversity on productivity and stability in cultivar mixtures of perennial ryegrass. AGRICULTURE ECOSYSTEMS & ENVIRONMENT, 287. doi:10.1016/j.agee.2019.106691
Hodgdon, E. A., Warren, N. D., Smith, R. G., & Sideman, R. G. (2016). In-Season and Carry-Over Effects of Cover Crops on Productivity and Weed Suppression. AGRONOMY JOURNAL, 108(4), 1624-1635. doi:10.2134/agronj2015.0419
Smith, R. G., Atwood, L. W., Pollnac, F. W., & Warren, N. D. (2015). Cover-Crop Species as Distinct Biotic Filters in Weed Community Assembly. WEED SCIENCE, 63(1), 282-295. doi:10.1614/WS-D-14-00071.1
Smith, R. G., Atwood, L. W., & Warren, N. D. (2014). Increased Productivity of a Cover Crop Mixture Is Not Associated with Enhanced Agroecosystem Services. PLOS ONE, 9(5). doi:10.1371/journal.pone.0097351