Back row L to R: Mike Castellano, Elaine Jordan, Fernanda Chizzotti, Carolina Cordova, Hanna Poffenbarger, Aaron Sassman. Front row L to R: Javed Iqbal, Jordan Kersey, Navreet Mahal.
Mike Castellano (PhD, Penn State, 2009)
William T. Frankenberger Professor of Soil Science
About Bill Frankenberger:
http://envisci.ucr.edu/faculty/frankenberger.html
https://www.researchgate.net/profile/William_Frankenberger
Raziel Antonio Ordonez, post-doc co-advised w/ Sotirios Archontoulis (Universitat de Lleida)
Makis Danalatos, MS student co-advised w/ Sotirios Archontoulis (BS University of the Aegean)
Javed Iqbal, research scientist (PhD, University of Wuhan)
Aaron Sassman, research agronomist (MS, Iowa State University)
Yunjia Zhu, PhD student (BS, Hohai University)
William T. Frankenberger Professor of Soil Science
About Bill Frankenberger:
http://envisci.ucr.edu/faculty/frankenberger.html
https://www.researchgate.net/profile/William_Frankenberger
Raziel Antonio Ordonez, post-doc co-advised w/ Sotirios Archontoulis (Universitat de Lleida)
Makis Danalatos, MS student co-advised w/ Sotirios Archontoulis (BS University of the Aegean)
Javed Iqbal, research scientist (PhD, University of Wuhan)
Aaron Sassman, research agronomist (MS, Iowa State University)
Yunjia Zhu, PhD student (BS, Hohai University)
Lab Alumni and their Publications
Navreet Mahal, PhD student. Now Lecturer at South Dakota State University.
Mahal NK, Castellano MJ, Miguez FE. 2018. Conservation agriculture practices affect potentially mineralizable nitrogen: a meta-analysis. Soil Science Society of America Journal.
Mahal, N. K., Osterholz, W. R., Miguez, F. E., Poffenbarger, H., Sawyer, J. E., Olk, D. C., ... & Castellano, M. J. (2019). Nitrogen fertilizer suppresses mineralization of soil organic matter in maize agroecosystems. Frontiers in Ecology and Evolution, 7, 59.
Sarah Leichty, undergraduate (Agronomy & Environmental Science, Iowa State University). Now scientist at Pacific National Lab, Department of Energy.
Jordan Kersey, undergraduate (Environmental Science, Iowa State University). Now grad student at Oregon State University
Carolina Cordova, PhD student now post-doc with Phil Robertson.
Córdova SC, Olk D, Dietzel R, Mueller K, Archontouilis S, Castellano MJ. 2018. Plant litter quality affects the accumulation rate, composition, and stability of stable soil organic matter. Soil Biology & Biochemistry. https://www.sciencedirect.com/science/article/pii/S00380717183023
Ehsan Toosi, post-doc 2010-2012. Now Senior Scientist at Actagro and Adjunct Professor at Cal State Fresno
Toosi ER, Castellano MJ, Singer J, Mitchell D. 2012. Differences in soluble organic matter after 23 years of contrasting soil management. Soil Science Society of America Journal doi:10.2136/sssaj2011.0280
Toosi ER, Schmidt JP, Castellano MJ. 2014. Soil temperature is positively associated with dissolved organic carbon supply and negatively associated with soil solution nitrate. European Journal of Soil Biology
doi: 10.1016/j.ejsobi.2014.01.003
Toosi ER, Schmidt JP, Castellano MJ. 2014. Land use and hydrologic flowpaths interact to affect dissolved organic matter and nitrate dynamics. Biogeochemistry, doi: 10.1007/s10533-014-9983-0.
David Mitchell, MS student 2010-2012. Now at UC Davis.
Mitchell DC, Castellano MJ, Sawyer JE, Pantoja JL. 2013. Cover crop effects on nitrous oxide emissions from a maize-based cropping system: Role of carbon inputs. Soil Science Society of America Journal doi:10.2136/sssaj2013.02.0074. Featured in the CSA News: https://www.crops.org/publications/csa/abstracts/58/9/14
Mitchell DC, Helmers MJ, Parkin TB, Zhou X, Castellano MJ. 2015. Comparing nitrate sink strength in perennial filter strips at toeslope of cropland watersheds. Journal of Environmental Quality doi:10.2134/jeq2014.05.0201.
Iqbal J, Necpalova M, Archontoulis SV, Anex RP, Bourguignon M, Herzmann D, Mitchell DC, Sawyer J, Zhu Q, Castellano MJ. 2017. Extreme weather-year sequences have non-additive effects on environmental nitrogen losses. Global Change Biology doi:10.1111/gcb.13866
Kim Brown, MS student 2012-2014. Now at Iowa State University.
Brown KH, Bach EA, Drijber RA, Hofmockel K, Jeske ES, Sawyer JE, Castellano MJ. 2014. A long-term N fertilizer gradient has little effect on soil organic matter in a high-intensity maize production system. Global Change Biology doi: 10.1111/gcb.12519
Will Osterhoz, PhD student 2012-2016. Now at Univ of Wisconsin-Madison.
Osterholz W, Liebman M, Rinot O, Castellano MJ. 2016. Can mineralization of soil organic nitrogen meet maize nitrogen demand? Plant and Soil doi:10.1007/s11104-016-3137-1
Osterholz W, Rinot O, Shaviv A, Linker R, Liebman M, Sanford G, Stock J, Castellano MJ. 2017. Predicting gross nitrogen mineralization and potentially mineralizable nitrogen using soil organic matter properties Soil Science Society of America Journal
Osterholz W., Liebman M, Castellano MJ. Can soil nitrogen dynamics explain the yield benefit of crop diversification? 2018. Field Crops Research https://www.sciencedirect.com/science/article/pii/S0378429017319081
Hanna Poffenbarger, PhD Student 2014-2017. Now Assistant Professor at University of Kentucky
Poffenbarger HJ, Sawyer JE, Barker D, Olk D, Six J, Castellano MJ. 2018. Legacy effects of long-term nitrogen fertilizer application on nitrogen use efficiency in continuous maize. Agriculture, Ecosystems & Environment. https://www.sciencedirect.com/science/article/pii/S0167880918302780
Poffenbarger HJ, Barker DW, Helmers MJ, Miguez FE, Olk DC, Sawyer JE, Six J, Castellano MJ. 2017. Maximum soil organic carbon storage in Midwest U.S. cropping systems when crops are optimally nitrogen-fertilized. PLoS ONE 12(3): e0172293. doi:10.1371/journal.pone.0172293 http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0172293
Shane Bugeja, MS Student 2015-2017. Now an extension educator at University of Minnesota
Bugeja, S. M., & Castellano, M. J. (2018). Physicochemical Organic Matter Stabilization across a Restored Grassland Chronosequence. Soil Science Society of America Journal, 82(6), 1559-1567.
