Department of Crop Sciences
Maria Villamil
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Maria Villamil

Associate Professor
N-323 Turner Hall
1102 S. Goodwin
Urbana, IL 61801
(217) 333-4690


Ph.D.: Crop Sciences, University of Illinois at Urbana-Champaign — 2005
M.S.: Agricultural Education, University of Illinois at Urbana-Champaign — 2007
M.S.: Agronomy, Universidad Nacional del Sur, Argentina — 2000
B.S.: Agronomy, Universidad Nacional del Sur, Argentina — 1995

Research Areas

Biometry - Statistics
Soil Quality
Sustainable Cropping Systems - Agroecology


Associate Professor Sustainable Cropping Systems. University of Illinois. Department of Crop Sciences. 09/09/09 to present.


CPSC 569 - Applied Bioinformatics. Co-Instructor. - CPSC 569 outline
CPSC 414 - Forage Crops and Pasture Ecology - CPSC 414 syllabus
CPSC 437 - Principles of Agroecology - CPSC 437 syllabus
CPSC 418 - Crop Growth and Management - CPSC 418 syllabus

Teaching Honors

List of teachers ranked as Excellent by their students, Summer 2014. CPSC 569.
List of teachers ranked as Excellent by their students, Summer 2013. CPSC 569.
List of teachers ranked as Excellent by their students, Summer 2012. CPSC 569.

Other Honors and Awards

Fulbright Fellow

Journal Articles

Yeater K, and MB Villamil. 2016. Multivariate analyses in agronomy. Chapter 18. Applied Statistics in Agricultural, Biological, and Environmental Sciences. ASA, CSSA and SSSA Publisher. Madison, WI. In Press.
Zuber SM, and MB Villamil. 2016. Meta-analysis approach to assess effect of tillage on microbial biomass and enzyme activities. Soil Biol. Biochem. 97: 176-187.
Welch RY, GB Behnke, AS Davis, J Masiunas and MB Villamil. 2016. Using cover crops in headlands of organic grain farms: Effects on soil properties, weeds and crop yields. Agr. Ecosyst. Environ. 216:322-332.
Nafziger ED, MB Villamil, F. Iutzi, J Niekamp, and V. Davis. 2016. Bioenergy yields of several cropping systems in the U.S. Corn Belt. Agron. J. 108: 559-565.
Villamil MB, J Little, ED Nafziger. 2015. Corn residue, tillage, and nitrogen rate effects on soil properties. Soil Till. Res. 151: 61-66.
Villamil MB, and ED Nafziger. 2015. Corn residue, tillage, and nitrogen rate effects on soil carbon and nutrient stocks in Illinois. Geoderma 253-254, 61-66.
Fernandez F, B Sorensen and MB Villamil. 2015. A comparison of soil properties in long-term no-till and strip-till systems. Agron. J. In Press.
Zuber SM, GD Behnke, ED Nafziger, and MB Villamil. 2015. Crop rotation and tillage effects on soil physical and chemical properties in Illinois. Agron. J. 107, 1-8. doi:10.2134/agronj14.0465.
Davis VM, NE Mellendorf, MB Villamil, ED Nafziger. 2015. Initial plant size affects response to thinning in soybean. Agron. J. 107:158-166. doi:10.2134/agronj13.0599.
Marzano SL, D Eastburn, M Wander, C Ugarte, and MB Villamil. 2015. Organic transition effects on soilborne diseases of soybean and populations of Pseudomonadaceae. Agron. J. In Press.
Necpálová M, RP Anex, AN Kravchenko, LJ Abendroth, SJ Del Grosso, WA Dick, MJ Helmers, D Herzmann, JG Lauer, ED Nafziger, JE Sawyer, PC Scharf, JS Strock, and MB Villamil. 2014. What does it take to detect a change in soil carbon stock? A regional comparison of minimum detectable difference and experiment duration in the north central United States. J Soil Water Conserv 69:517-531. doi:10.2489/jswc.69.6.517.
Kladivko EJ, MJ Helmers, LJ Abendroth, D Herzmann, R Lal, MJ Castellano, DS Mueller, JE Sawyer, RP Anex, RW Arritt, B Basso, JV Bonta, LC Bowling, RM Cruse, NR Fausey, JR Frankenberger, PW Gassman, AJ Gassmann, CL Kling, A Kravchenko, JG Lauer, FE Miguez, ED Nafziger, N Nkongolo, M O'Neal, LB Owens, PR Owens, P Scharf, MJ Shipitalo, JS Strock, and MB Villamil. 2014. Standardized research protocols enable transdisciplinary research of climate variation impacts in corn production systems. J Soil Water Conserv 69:532-542. doi:10.2489/jswc.69.6.532.
Suarez Tapia A, MB Villamil, and L Grabau. 2014. Evaluation of N sources, cover crops, and tillage systems for corn grown under organic management. Phyton 83:71-81.
Acuña JCM, and MB Villamil. 2014. Short term effects of cover crops and compaction on soil properties and soybean production in Illinois. Agron. J. 106:860-870. doi:10.2134/agronj13.0370.
Marzano SL, D Eastburn, M Wander, C Ugarte, E Zaborski, and MB Villamil. 2014. Transitional cropping systems and organic amendment effects on crop diseases. Agron. J. 106:519-527. doi:10.2134/agronj2013.0189.
Villamil MB, M Alexander, A Heinze-Silvis, and M Gray. 2012. Producer perceptions and information needs regarding their adoption of bioenergy crops. Renew. Sust. Energ. Rev.16: 3604-3612. DOI:10.1016/j.rser.2012.03.033.
Villamil MB, V Davis, and ED Nafziger. 2012. Estimating factor contributions to soybean yield from farm field data. Agron. J. 104:881-887. DOI:10.2134/agronj2012.0018n.
Amiotti NM, MB Villamil, and RG Darmody. 2012. Agronomic and taxonomic consequences of agricultural use of marginal soils in Argentina. Soil Sci. Soc. Am. J. 76: 2, 558-568.
Lee CH, Kim SY, MB Villamil, P Pramanik, CO Hongand, and PJ Kim. 2011. Different response of silicate fertilizer having electron acceptors on methane emission in rice paddy soil under green manuring. Biol. Fert. Soils. (26 November 2011), pp. 1-8. DOI:10.1007/s00374-011-0637-2.
Villamil MB, NM Amiotti, and N Peinemann. 2011. Segregation of patches by patterns of soil attributes in native grassland in central Argentina. Phyton 80. 193-201.
Villamil MB, FE Miguez, and GA Bollero. 2008. Multivariate Analysis and Visualization of Soil Quality Data for No-Till Systems. J. Environ. Qual. 37:1-7.
Miguez FE, MB Villamil, GA Bollero, and SP Long. 2008. Meta-Analysis of Management Factors Effects on Miscanthus × giganteus Growth and Productivity. Agr. Forest Meteorol. 148: 1280-1292.
Villamil MB, A Heinze-Silvis, and GA Bollero. 2008. Potential Miscanthus’ Adoption in Illinois: Information Needs and Preferred Information Channels. Biomass Bioenerg. 32:1338-1348.
Villamil MB, GA Bollero, RG Darmody, FW Simmons, and DG Bullock. 2006. No-Till Corn/Soybean Systems Including Winter Cover Crops: Effects on Soil Properties. Soil Sci. Soc. Am. J. 70: 1936-1944.
Martínez RS, P Zalba, MB Villamil, and N. Peinemann. 2002. Organic Matter Mobilization as Affected by Soil-Solution Composition and Prevailing Clay Minerals. Comm. Soil Sci. Plant Anal. 33: 2291-2299.
Villamil MB, NM Amiotti, and N. Peinemann. 2001. Soil Degradation Related to Overgrazing in the Semi-Arid Southern Caldenal Area of Argentina. Soil Sci. 166: 441-452.

Research Grants

Pittelkow C, ED Nafziger, and MB Villamil. 2015-2017. An agronomic assessment of soil nitrous oxide emissions in Illinois: Increasing nutrient utilization while reducing impacts on air quality. IL-NREC. $239,412.
Villamil MB and AH Silvis. 2014-2015. Trends in Illinois soybean production practices. Illinois Soybean Association. $49,989.
Villamil MB and ED Nafziger. 2014-2017. Updating NPK crop removal numbers for field crops in Illinois. IL-NREC. $379,040.
Villamil MB and ED Nafziger. 2014-2016. Measuring soil quality changes in corn and soybean rotations. IL-NREC. $136,100.
Nafziger ED, and MB Villamil. 2014-2016. Residue management, tillage, and nitrogen rate response in continuous corn. IL-NREC. $143,999.
Villamil MB, RC Bellm, D Bowman, R Higgins, A Peltier, R Cook, and ED Nafziger. 2012-2017. Agronomic and environmental assessment of cover crops in Illinois. IL-NREC. $1,036,555.
Rodriguez L, E Ballard, AR Green, T Meter, D Shike, and MB Villamil. 2013-2015. Management practices to improve the sustainability of integrated cattle and grain operations at the Dudley Smith Farm. Dudley Smith Initiative-ACES Office of Research. $306,000.
Nafziger ED, L Kull, and MB Villamil. 2010-2012. Yield Challenge data program. Illinois Soybean Association. $107,000.
Morton LW, Al-Kaisi M, Anex RP, JG Arbuckle,RW Arritt, B Basso, J Benning, JV Bonta, L Bowling, MJ Castellano, R Cruse, NR Fausey, J Frankenberger, P Gassman, L Grant, MJ Helmers, D Herzmann, EJ Kladivko, C Kling, A Kravchenko, R Lal, J Lauer, F Miguez, WW Miller, RH Moore, R Mullen, ED Nafziger, N Nkongolo, L Owens, P Owens, JE Sawyer, P Scharf, M Shipitalo, JS Strock, D Todey, J Tyndall, and MB Villamil. Climate Change, Mitigation and Adaptation in Corn-based Cropping Systems. 02/01/2011-01/31/2016. USDA NIFA AFRI CAP Regional Approaches to Climate Change Cropping Systems. $20 million [IL, 800,000]
Nafziger ED, S Ebelhar, and MB Villamil. Residue management for soybean establishment in no-till crop systems. 2011-2012. Illinois Soybean Association. $18,530.
Villamil MB, J Masiunas, and D Anderson. Alleviating soil compaction and improving weed suppression with multifunctional cover crops in organic grain production systems. 2011-2013. The CERES Trust. $175,693.
Gray ME, A Heinze Silvis, GA Bollero, and MB Villamil. BioFuels Research initiatives and extension, synergizing engagement with stakeholders. Energy Biosciences Institute. 2007-2010. $308,357.

Instructional Grants

Villamil MB, SL Rodriguez Zas, P Geddes, CW Riggins, and S Lubienski. 2015-2019. Multicultural investigators nurtured in data science -MINDS- in agriculture program. USDA National Needs Fellowship Program. $246,000.
Caetano-Anolles G, MB Villamil, S Rodriguez-Zas, and J Thompson. Undergraduate mentoring in New Biology with a focus on Latino students. 2010-2013. National Science Foundation NSF $662,500.