White, C. M., S. Sigdel, H. D Karsten, R. J. Meinen, and J. T. Spargo. 2023 Recalibrating the Pennsylvania Pre‐sidedress soil nitrate test recommendations for modern corn production. Agronomy Journal. https://doi.org/10.1002/agj2.21426
Paudel, D., R. Neupane, S. Sigdel, P. Poudel and A. Khanal. 2023. COVID-19 Pandemic, Climate Change, and Conflicts on Agriculture: A Trio of Challenges to Global Food Security. Sustainability, 15(10), p.8280. https://doi.org/10.3390/su15108280
Sigdel, S., and A. Chatterjee. 2021. Adoption of cover crop interseeding within sugarbeet in the Red River Valley. Crops & Soils 54(3): 50-55.https://doi.org/10.1002/crso.20117
Sigdel, S., A. Chatterjee, M. Berti, A. Wick, and C. Gasch. 2021. Interseeding cover crops in sugar beet. Field Crops Research 263: 108079. https://doi.org/10.1016/j.fcr.2021.108079
Sigdel, S., and A. Chatterjee. 2020. Do cover crop and soil-mediated legacy influence succeeding wheat production? Communications in Soil Science and Plant Analysis 51(11): 1514–1524.https://doi.org/10.1080/00103624.2020.1784923
Ripplinger, H., S. Sigdel, and A. Chatterjee. 2020. Amendment and Soil Type Controls Water-Soluble Phosphorus Recovery from Manure. Communications in Soil Science and Plant Analysis 51(20): 2633–2638.https://doi.org/10.1080/00103624.2020.1845363
Chatterjee, A., A.F. Jesus, D. Goyal, S. Sigdel, L.J. Cihacek, B.S. Farmaha, S. Jagadamma, L. Sharma, and D.S. Long. 2020. Temperature Sensitivity of Nitrogen Dynamics of Agricultural Soils of the United States. Open Journal of Soil Science 10(07): 298–305. https://doi.org/10.4236/ojss.2020.107016
Kruger, M., S. Sigdel, C. Gasch, T. DeSutter, J. Harmon, and A. Chatterjee. 2020. Soil carbon dioxide efflux from amended saline and thermally desorbed oil‐contaminated subsoil. Agrosystems, Geosciences & Environment 3(1).https://doi.org/10.1002/agg2.20100
Sigdel, S., 2020. Seeding Time and Interseeded Cover Crop Species Influence Sugarbeet Yield and Quality. M.S. Dissertation. North Dakota State University. Available from ProQuest Dissertations & Theses A&I. (2465754645).