Directory

Mary Cathleen Savin

Mary Cathleen Savin

Professor of Microbial Ecology

Director Experiment Station

(CSES)-Crop, Soil and Environmental Sciences

Phone: 479-575-5740

Fax: (479) 575-7465

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Activities

Student Mentoring

CSES Undergraduate Club advisor, 2002-2013

  • 3rd place Gateway to the Future video, 2013, "Students for a Sustainable Future", contest sponsored by the Agronomic Science Foundation & ASA/CSSA/SSSA, $2000
  • Presidents' Trophy, 2013, 1st place, Tampa, FL
  • Visual Presentation Contest, 2013, 1st place, Ashley Rodman, Tampa, FL
  • 1st place in Club Poster Contest, ASA, 2005, 2007, 2008, 2011, 2012  
  • 2nd place, ASA, 2002, 2003, 2006, 2009, 2013 
  • Student publication, 2004
  • $450 college research grant, 2002

Honors research advisor to 4 students

  • Overall accomplishments:  2nd place ASA Undergraduate Research Symposium, 2005; 3 DBCALFS grants (1 Carroll Walls award), 2005, 2007; 3 Discovery papers, 2006, 2008; 2 SURF, 2006, 2013; 2 Honors College grants, 2005, 2007; 2nd and 3rd place Gamma Sigma Delta undergraduate poster contest, 2005; 5 national presentations, 2005, 2006, 2007; 1 AWRC presentation, 2013 .
  • 2012-2014, Presence and quantification of antibiotic resistance genes from wastewater treatment plant effluent in Northwest Arkansas. Student advisee: Ryan MacLeod.
  • 2005-2007, Antibiotic resistance in bacterial indicators downstream of a wastewater treatment plant where low levels of antibiotics have been detected. Student advisee: Adam McClymont.  
  • 2004-2008, A comparison of the distribution and movement of fertilizer nitrogen applied to clay and silt loam soils (funded by the Rice Research and Promotion Board). Student advisee: Lindsay Copenhaver.
  • 2005-2009, Earthworms in Northern Arkansas. Student advisee: Ashley Rashé.

Undergraduate student research advisor, total of 3 students, 4 projects

Overall accomplishments: 3rd place ASA Undergraduate Research Symposium, 2012; 2nd place ASA Undergraduate Research Symposium, 2003; 3 DBCALFS grants, 2002-2007; 1 peer-reviewed article, 2003; 4 Discovery papers, 2003, 2004, 2007, 2012; 1 SURF, 2003; 3 regional presentations, 2002-2004; 3 national presentations, 2003, 2006, 2012. 

  • 2012, Invertebrate abundances and diversity in surface litters of a six year old organic apple orchard in Northwest Arkansas. Student advisee: Cory Johnson.
  • 2006-2007, Urea mobility in a silt loam during flooding for rice production. Student advisee: Aaron Daigh.
  • 2005-2006, Mycorrhizal infection rates in Roundup-Ready row crops in response to glyphosate and phosphorus applications. Student advisee: Aaron Daigh.
  • 2003-2004, Soil microbial ecology under invasive species and native grasses in a local wetland. Student advisee: Kimberly Payne.
  • 2002-2003, Surveying department alumni and potential employers to evaluate the effectiveness and relevance of the Crop, Soil, and Environmental Sciences curricula. Student advisee: Thalia Madewell.

Undergraduate academic advisor, 2002-2013.

Currently ~35 students, graduated 38 students  

  •  Internship/REU advisor, 4 students
  • Special Problems Research, total of 15 students for 40 credits, 11 undergraduate, 4 graduate.

Graduate academic advising

  • Ph.D. advisee:  P. Tomlinson, 2007-2011; Suhartono, 2012-current. 
  •  M.S. advisees:  P. Tomlinson, 2002-2006; R. M. Blair, 2004-2007; T. Akiyama, 2006-2009; K. Asfahl, 2009-2011; M. Sweeney, 2007-current; J. Ford, 2012-current; K. Brantley, 2012-current.
  • Currently on 4 Ph.D. and 4 M.S committees. Member of 2 Ph.D. and 13 M.S. committees of students who have graduated.
  • Graduate student awards: Francis and Evelyn Clark Soil Biology Fellowship, 2005 (national); DBCAFLS Outstanding M.S., 2006; CSES Outstanding M.S. 2010, 2005; Spooner Award, 2004; 3rd place in Gamma Sigma Delta competition, M.S. Division, 2011, 2004; 2nd place in Gamma Sigma Delta poster contest, M.S. Division, 2010.
  • Presented research at 17 national and regional meetings, 2003-2013.

Graduate student research grants

  • Suhartono and M. C. Savin. 2014. Is persistence of plasmids in antibiotic resistant E. coli isolated from stream water impacted by integrons and conjugation or mobilization genes? USGS 104(b) (AWRC), $6000.
  • J. Ford and M. C. Savin. 2013-2014. Ground cover and organic nutrient management practices altering the denitrifier community in an organic apple orchard soil. Southern Region Sustainable Agriculture Research and Education (SARE) Program, Graduate Student Grant, $11,000.
  • Akiyama, T. (M. C. Savin mentor). 2008-2009. Multi-drug resistance plasmids in a microbial community in an effluent-driven stream. Sigma Xi Grants-in-Aid of Research, $976.  
  • Tomlinson, P. J. and M. C. Savin. 2003. Evaluation of microbial ecology in pasture ecosystems with long-term poultry litter additions. Southern Region Sustainable Agriculture Research and Education (SARE) Program, Graduate Student Grant, $9989.

Professional Activities/ Memberships

  • American Society of Agronomy (ASA)/Soil Science Society of America (SSSA)
     ASA Chair, Education and Extension Section, 2012; ASA Book and Multimedia Publishing committee, 2007-2013; AIBS/NSF Conversation in Biological Education, 2008; American Society of Agronomy (ASA) Education Task Force, chair, 2007; Ambassador, 2007-2013; ASA Undergraduate Research Symposium faculty chair, 2006-2007; Undergraduate Research Symposium judge, ASA, 2005, 2007, 2013.
  • American Society for Microbiology (ASM)
  • Ecological Society of America
  • Gamma Sigma Delta The Honor Society of Agriculture, Treasurer 2007-2009, Vice-President, 2009-2010, President, 2010-2011. 
  • North American Colleges and Teachers of Agriculture (NACTA)
  • Phi Kappa Phi
  • Sigma Xi, The Scientific Research Society
  • Cooperative Regional Project S-1022 (2006-2010), Basic and Applied Aspects of Bacterial Source Tracking
  • Journal manuscript reviewer: 16 journals. Proposal reviewer:  6 programs
  • Associate Editor, Natural Sciences Education previously named Journal of Natural Resources and Life Science Education, 2013-2015
  • Faculty Editor, Discovery  The Student Journal of the Dale Bumpers College of Agricultural, Food and Life Sciences, 2010-2013

Grants

  • 37 total: 21 Research, including 18 external and 4 external graduate students; 3 Education, 12 Undergraduate

Courses Taught

  • ENSC 3223 (FA, even): Ecosystems Assessment. An application of the basic ecological principles of organisms, populations, communities, and ecosystems to gain an appreciation for small scale interactions among individuals, between individuals and their local environment, and large scale patterns in terrestrial and aquatic ecosystems. Lecture: 3 hours per week. Pre-requisites: BIOL 1543 Principles of Biology, CSES 2203 Soil Science. Pre-requisite or co-requisite: CSES 3003 Introduction to Water Science. Co-requisite: ENSC 3221L Ecosystems Assessment Laboratory.

 

  • ENSC 3221L (FA, even): Ecosystems Assessment Laboratory. The purpose of this laboratory is to complement concepts learned in lecture by carrying out experiments that familiarize students with methods used in soil and aquatic ecology. Students will collect samples, analyze and interpret data obtained from soil and water samples. Lab will meet once per week for 3 hours. Pre-requisites: BIOL 1543 Principles of Biology, CSES 2203 Soil Science. Pre-requisite or co-requisite: CSES 3003 Introduction to Water Science. Co-requisite: ENSC 3223 Ecosystems Assessment.

 

  • ENSC 4034 (SP, even): Analysis of Environmental Contaminants. Methods of analysis for inorganic and organic contaminants in soil and water. Quality assurance and quality control, sampling protocols, sample handling, instrumentation and data analysis. Lecture 3 hours and laboratory 3 hours per week. Prerequisites: CSES 2203 Soil Science and ENSC 3003 Introduction to Water Science.

 

  • ENSC 404V-1 (SP, even): Certification Exam for Professional Soil Scientist (Special Topics). This class is meant to reinforce concepts and skills already learned in other soil science courses and to provide the opportunity to prepare to take the Fundamentals of Soil Science exam, so that if so chosen, students may pursue certification or licensing as soil science professionals.

 

  • ENSC 404V-1 (SP, odd): Certification Preparation for the Professional Environmental Scientist (Special Topics). This class is meant to reinforce concepts and skills already learned in other environmental science and related courses and to provide the opportunity to prepare to take the Environmental Professional Intern exam, so that if chosen, students may pursue certification as environmental science professionals.

 

  • CSES 1011 (FA): Introduction to Crop, Soil, and Environmental Sciences (CSES). An introduction to the CSES Department and majors in Environmental, Soil, and Water Science and Crop Management. Emphasis will be placed on issues and opportunities within these disciplines and orienting students to the department and University of Arkansas. Required of all department majors with less than 24 semester credit hours. Recitation 1 hour 20 minutes twice per week for the first eight weeks of the semester. Freshman and sophomore standing only.

 

  • CSES 3023 (FA): Crop, Soil, and Environmental Sciences Colloquium. A communication intensive course covering topics in agronomy and environmental, soil and water sciences with particular emphasis on spoken communication, but also including written communication, group activities, professionalism, ethics, problem solving, and information retrieval. A student-oriented class with collaborative participation. Colloquium workshop, 3 hrs per week. Pre-requisite: upper division standing.

 

  • CSES 3214 (SP, odd): Soil Resources and Nutrient Cycles. Integration of the fundamental concepts of the biological, chemical, and physical properties of soil systems and their roles in managing soil resources. Pre-requisite: CSES 2203, Soil Science. Co-requisite: CSES 3210L, Soil Resources and Nutrient Cycles Laboratory. Lecture 3 hrs.

 

  • CSES 3210L (SP, odd): Soil Resources and Nutrient Cycles Laboratory. Laboratory will be used to develop skills associated with the fundamental concepts of the biological, chemical and physical properties of soil systems. Laboratory 3 hours per week. Prerequisite: CSES 2203. Co-requisite: CSES 3214.

 

  • CSES 5264 (FA, odd): Microbial Ecology. Did you know that bacteria account for almost half of the organic C biomass on Earth? Microbes are everywhere, and they influence how ecosystems function. This course will focus on contemporary issues of microbial ecology in terrestrial and aquatic environments, including microbial interactions, adaptations to environments, quantitative ecology, and biogeochemical cycles. A study of the microorganisms in soil and the biochemical processes for which they are responsible. Lecture 3 hrs.

Education

  • Ph.D., University of Rhode Island, 1999 (Biological Sciences)
    Dissertation title: Interaction of pore size distribution, nematodes, and carbon and nitrogen mineralization in soil
  • M.S., University of Rhode Island, 1995 (Natural Resources)
    Thesis title: Role of edaphic factors and cranberry cultivation practices in the biodegradation of the herbicide norflurazon in a cranberry bog soil
  • B.S., University of Notre Dame, 1991 (Biology)

Publications

Peer-reviewed teaching publications

2006

  • Savin, M. C., C. P. West, and L. C. Purcell. 2006. Establishing a faculty mentoring program in an applied science department. NACTA Journal 50:19-24.

2005

  • Savin, M. C., D. Longer, and D. M. Miller. 2005. Matrices to revise crop, soil, and environmental sciences undergraduate curricula. Journal of Natural Resources and Life Sciences Education 34:77-82.
  • Brye, K. R., M. C. Savin, and E. E. Gbur. 2005. Graduate-level science classes: How important are extra time and open notes and book when evaluating students with calculation-oriented exams? NACTA Journal 49:2-9.

2003

  • Madewell, T. M., M. C. Savin, and K. R. Brye. 2003. Alumni and employer perceptions of crop, soil, and environmental sciences curricula: survey results. Journal of Natural Resources and Life Sciences Education 32:100-106.

Peer-reviewed publications

2014

  • Savin, M. C., D. C. Wolf, K. J. Davis, E. E. Gbur, and G. J. Thoma. 2014. Nematodes as bioindicators of ecosystem recovery during phytoremediation of crude oil contaminated soil. International Journal of Phytoremediation. Accepted.

2013

  • Mancinelli, R., S. Marinari, V. Di Felice, M. C. Savin, and E. Campiglia. 2013. Soil property, CO2 emission and aridity index as agroecological indicators to assess the mineralization of cover crop  green manure in a Mediterranean environment. Ecological Indicators 34:31-40.
  • Caldwell, J. D., K. P. Coffey, J. A. Jennings, D. Philipp, A. N. Young, J. D. Tucker, D. S. Hubbell, III, T. Hess, M. L. Looper, C. P. West, M. C. Savin, M. P. Popp, D. L. Kreider, D. M. Hallford, and C. F. Rosenkrans, Jr. 2013. Performance by spring and fall-calving cows grazing with full access, limited access, or no access to Neotyphodium coenophialum-infected fescue. Journal of Animal Science 91:465-476. DOI: 10.2527/jas.2011-4603.

2012

  • Smith, S. A., J. D. Caldwell, M. P. Popp, K. P. Coffey, J. A. Jennings, M. C. Savin, and C. F. Rosenkrans, Jr. 2012. Tall fescue toxicosis mitigation strategies: comparisons of cow-calf returns in spring- and fall-calving herds. Journal of Agricultural and Applied Economics 44(4):577-592.
  • Asfahl, K. L., and M. C. Savin. 2012. Destruction of Escherichia coli and broad-host-range plasmid DNA in treated wastewater by dissolved ozone disinfection under laboratory and field conditions. Advances in Microbiology 2:1-7. DOI: 10.4236/aim.2012.21001.
  • Asfahl, K. L., and M. C. Savin. 2012. Dead-end hollow-fiber ultrafiltration for concentration and enumeration of Escherichia coli and broad-host-range plasmid DNA from wastewater. Journal of Microbiological Methods 8:430-432. DOI: 10.1016/j.mimet.2012.01.005.

2010

  • Akiyama, T., K. Asfahl, and M. C. Savin. 2010. Occurrence of broad-host-range plasmids in treated wastewater effluent and receiving streams. Journal of Environmental Quality 39:2211-2215.
  • Akiyama, T., and M. C. Savin. 2010. Populations of antibiotic-resistant coliform bacteria change rapidly in a wastewater effluent dominated stream. Science of the Total Environment 408:6192-6201.
  • Purcell, L. C., K. R. Brye, M. R. McClelland, and M. C. Savin. 2010. Comment on "Soybean Aphid Population Dynamics, Soybean Yield Loss, and Development of Stage-Specific Economic Injury Levels" by M. A. Catangui, E. A. Beckendorf, and W. E. Riedell. Agronomy Journal 101:1080-1092 (2009) Agronomy Journal 102:55-56.
  • Rom, C. R., M. E. Garcia, J. McAfee, H. Friedrich, H. S. Choi, D. T. Johnson, J. Popp and M. Savin. 2010. The effects of groundcover management and nutrient source during organic orchard establishment. Acta Hort. 873:105-113.

2009

  • Savin, M. C. 2009. Root Feeders: An ecosystem perspective (book review). Journal of Environmental Quality 38:2159.
  • Savin, M. C., L. C. Purcell, A. Daigh, and A. Manfredini. 2009. Response of mycorrhizal infection to glyphosate applications and P fertilization in glyphosate-tolerant soybean, maize, and cotton. Journal of Plant Nutrition 32:1702-1717. 

2008

  • Hawkins, C. L., M. J. Shipitalo, E. M. Rutledge, M. Savin, and K. Brye. 2008. Earthworm populations in septic system filter fields and potential effects on wastewater renovation. Applied Soil Ecology 40:195-200.
  • Hawkins, C. L., E. M. Rutledge, M. Savin, M. Shipitalo, and K. Brye. 2008. A sand layer deters burrowing by Lumbricus terrestris L. Soil Science 173:186-194.
  • Tomlinson, P. J., M.C. Savin and P.A. Moore, Jr. 2008. Phosphatase activities in soil after repeated untreated and alum-treated poultry litter applications. Biology and Fertility of Soils 44:613-622.

2006

  • Amador, J.A. D. A. Potts, M. C. Savin, P. Tomlinson, J. H. Görres, and E. L. Nicosia. 2006. Mesocosm-scale evaluation of faunal and microbial communities of aerated and unaerated leachfield soil. Journal of Environmental Quality 35:1160-1169.
  • Amador, J. A., J. H. Görres, and M. C. Savin. 2006. Effects of Lumbricus terrestris L. on carbon and nitrogen dynamics beyond the burrow. Applied Soil Ecology 33:61-66. 

2005

  • Rooney-Varga, J. N., M. W. Giewat, S. Sood, M. C. Savin, M. LeGresley, J. L. Martin. 2005. Links between bacterial and phytoplankton diversity in a coastal marine environment. Microbial Ecology 49:163-175.
  • Amador, J. A., J. H. Görres, and M. C. Savin. 2005. Role of soil water content in the carbon and nitrogen dynamics of Lumbricus terrestris L. burrow soil. Applied Soil Ecology 28:15-22.

2004

  • Brye, K. R., N. A. Slaton, R. J. Norman, and M. C. Savin. 2004. Short-term effects of poultry litter form and rate on soil bulk density and water content. Communications in Soil Science and Plant Analysis 35:2311-2325.
  • Savin, M. C., J. Martin, M. LeGresley, M. Giewat, and J. N. Rooney-Varga. 2004. Plankton diversity in the Bay of Fundy as measured by morphological and molecular methods. Microbial Ecology 48:51-65.
  • Savin, M. C., J. H. Görres, and J. A. Amador. 2004. Microbial and microfaunal community dynamics in artificial and Lumbricus terrestris (L.) burrows. Soil Science Society of America Journal 68:116-124.
  • Brye, K. R., N. A. Slaton, M. Mozaffari, M. C. Savin, R. J. Norman, and D. M. Miller. 2004. Short-term effects of land leveling on soil chemical properties and their relationships with microbial biomass. Soil Science Society of America Journal 68:924-934.

2003

  • Brye, K. R., N. A. Slaton, M. C. Savin, R. J. Norman, and D. M. Miller. 2003. Short-term effects of land leveling on soil physical properties and microbial biomass. Soil Science Society of America Journal 67:1405-1417.
  • Amador, J. A., J. H. Görres, and M. C. Savin. 2003. Carbon and nitrogen dynamics in Lumbricus terrestris (L.) burrow soil: Relationship to plant residues and macropores. Soil Science Society of America Journal 67:1755-1762.

2001

  • Savin, M. C., J. H. Görres, D. A. Neher, and J. A. Amador. 2001. Uncoupling of carbon and nitrogen mineralization: Role of microbivorous nematodes. Soil Biology & Biochemistry 33:1463-1472.       
  • Görres, J. H., M. C. Savin, and J. A. Amador. 2001. Soil micropore structure and carbon mineralization in burrows and casts of anecic earthworms (Lumbricus terrestris). Soil Biology & Biochemistry 33:1881-1887.
  • Savin, M. C., J. H. Görres, D. A. Neher, and J. A. Amador. 2001. Biogeophysical factors influencing soil respiration and mineral nitrogen content in an old field soil. Soil Biology & Biochemistry 33:429-438.   

2000

  • Amador, J. A., Y. Wang, M. C. Savin, and J. H. Görres. 2000. Small-scale spatial variability of physical and biological soil properties in Kingston, Rhode Island. Geoderma 98:83-84.

1997-1999

  • Görres, J. H.,  M. C. Savin, D. A. Neher, T. H. Weicht, and J. A. Amador. 1999.Grazing in a porous environment: 1. The effect of pore structure on C and N mineralization. Plant and Soil 212:75-83.
  • Neher, D. A., T. R. Weicht., M. C. Savin, J. H. Görres, and J. A. Amador. 1999. Trophic interactions in a porous environment 2. Nematode community structure. Plant and Soil 212:84-99.
  • Savin, M. C., and J. A. Amador. 1998. Biodegradation of norflurazon in a peat soil. Soil Biology & Biochemistry 30:275-284.
  • Savin, M. C., and J. A. Amador. 1998. Mineralization of norflurazon in a cranberry bog soil: Laboratory evaluations of management practices. Journal of Environmental Quality 27:1234-1239.
  • Görres, J. H., M. C. Savin, and J. A. Amador. 1997. Dynamics of carbon and nitrogen mineralization, microbial biomass, and nematode abundance within and outside the burrow walls of anecic earthworms (Lumbricus terrestris). Soil Science 162:666-671.

Peer reviewed research chapter

2014

  • Savin, M. C. 2014. Soil Fauna. In Y. Q. Wang (ed.) Encyclopedia of Natural Resources. Taylor and Francis, [hard copy and online] To be available at www.informaworld.com. In press.

Conference proceedings

2010

  • Caldwell, J., K. Coffey, C. West, D. Philipp, J. Jennings, D. Hubbell, III, J. Tucker, A. Young, T. Hess, D. Kreider, M. Looper, M. Popp, M. Savin, E. Kegley, and C. Rosendrans, Jr. 2010. Use of novel endophyte fescue for cows. Proc. Am. For. Grassl. Council. June 21-23, 2010, Springfield, MO.

2005

  • DeFauw, S. L., T. J. Sauer, K. R. Brye, M. C. Savin, P. D. Hays and J. V. Brahana. 2005. Nitrate-N distributions and denitrification potential estimates for an agroforestry site in the Ozark Highlands, USA. In Brooks, K. N., and P. F. Folliott (eds.) Moving Agroforestry into the Mainstream. The 9th North American Agroforestry Conference Proceedings, June 12-15, 2005, St. Paul, MN, pp. 1-13. [distributed on CD]

Undergraduate student publications

2012

  • Johnson, C., B. Smith, and M. C. Savin. 2012. Invertebrate abundances and diversity of a six year old organic apple orchard in Northwest Arkansas. Discovery The Student Journal of the Dale Bumpers College of Agricultural, Food, and Life Sciences 13:38-45.

2008

  • Rashé, A. C. and M. C. Savin. 2008. Earthworm abundances in endophyte-infected tall fescue pastures in Northwest Arkansas. Discovery The Student Journal of the Dale Bumpers College of Agricultural, Food, and Life Sciences. 9:75-81.

2007

  • Daigh, A., L. Purcell, and M. C. Savin. 2007. Mycorrhizal infection rates in Roundup-Ready row crops in response to glyphosate and phosphorus applications. Discovery The Student Journal of the Dale Bumpers College of Agricultural, Food, and Life Sciences. 8:50-55. 

2006

  • Copenhaver, L. M., M. C. Savin, D. M. Miller, P. J. Tomlinson, K. R. Brye, R. J. Norman. 2006. Infiltration and short-term movement of nitrogen in a silt loam soil typical of rice cultivation in Arkansas. Discovery The Student Journal of the Dale Bumpers College of Agricultural, Food, and Life Sciences 7:14-18.
  • McClymont, A., M. C. Savin, and B. E. Haggard. 2006. Estimating surface runoff in the Illinois River Basin for the management of nonpoint-source phosphorus loads. Discovery The Student Journal of the Dale Bumpers College of Agricultural, Food, and Life Sciences 7:51-56.

2004

  • Neal, R., K. R. Payne, L. Moreno, G. Duffy, J. Peck, M. C. Savin, P. Chen. 2004. Assessment and Restoration of a Neighborhood Wetland Invaded by Exotic Plant Species. Discovery The Student Journal of the Dale Bumpers College of Agricultural, Food, and Life Sciences. 5:53-58
  • Payne, K. R., M. C. Savin, and P. J. Tomlinson. 2004. Microbial biomass and nitrogen availability under the invasive plant species Lonicera japonica and native grasses in wetland soil. Discovery The Student Journal of the Dale Bumpers College of Agricultural, Food, and Life Sciences. 5:65-71.

2003

  • Madewell, T. M., K. R. Brye, and M. C. Savin. 2003. Changing career paths in environmental, soil and water science and crop management: Survey results. Discovery The Student Journal of the Dale Bumpers College of Agricultural, Food, and Life Sciences. 4:47-52.

Non-peer Reviewed Teaching & Education Publications

  • Savin, M. C. 2013. A welcome note from SASES co-advisor. The SASES Times: An Undergraduate Organization of ASA, CSSA, and SSSA. 1(1):3. Available at https://www.agronomy.org/files/students/news-august2013.pdf
  • Savin, M. C. 2010. Achieving change in undergraduate science education. CSA News 55:48-50.

Non-peer reviewed publications

2011

  • Coffey, K., J. Caldwell, J. Jennings, D. Philipp, A. Young, J. Tucker, D. Hubbell, III, T. Hess, M. Looper, C. West, M. Savin, M. Popp, D. Kreider, and C. Rosenkrans, Jr. 2011. Performance by spring and fall-calving cows grazing with full access, limited access, or no access to toxic, wild-type endophyte-infected tall fescue - 3-year summary. Proc. Am. For. Grassl. Council. French Lick, IN.
  • Coffey, K., J. Caldwell, J. Jennings, D. Philipp, A. Young, J. Tucker, D. Hubbell, III, C. West, M. Savin, M. Popp, and C. Rosenkrans, Jr. 2011. Forage quality, ergot alkaloid concentrations, and species composition from toxic wild-type and non-toxic, novel endophyte infected tall fescue pastures grazed by cow-calf pairs. Proc. Am. For. Grassl. Council. French Lick, IN.
  • Caldwell, J., K. Coffey, D. Kreider, D. Philipp, D. Hubbell, III, J. Tucker, A. Young, M. Looper, M. Popp, M. Savin, J. Jennings, and C. Rosenkrans, Jr. 2011. Post-weaning performance by spring and fall-born calves weaned from full access, limited access, or no access to 'wild-type' endophyte-infected tall fescue pastures - 3 Year Summary. Arkansas Agri. Exper. Sta. Research Series 597:43-46.

2010

  • Caldwell, J., K. Coffey, C. West, D. Philipp, J. Jennings, D. Hubbell, III, J. Tucker, A. Young, T. Hess, D. Kreider, M. Looper, M. Popp, M. Savin, E. Kegley, and C. Rosenkrans, Jr. 2010. Performance by spring and fall-calving cows grazing with full access, limited access, or no access to wild-type endophyte-infected fescue - 3-year summary. Arkansas Agri. Exper. Sta. Research Series 584:10-12.
  • Caldwell, J., K. Coffey, D. Kreider, D. Philipp, D. Hubbell, III, J. tucker, A. Young, M. Looper, M. Popp, M. Savin, J. Jennings, and C. Rosenkrans, Jr. 2010. Post-weaning performance by spring and fall-born calves weaned from full access, limited access, or no access to 'wild-type' endophyte-infected tall fescue pastures - 2 year summary. Arkansas Agri. Exper. Sta. Research Series 584:12-15.

2009

  • Caldwell, J., K. Coffey, D. Kreider, D. Philipp, D. Hubbell, III, J. Tucker, A. Young, M. Looper, M. Popp, M. Savin, J. Jennings, and C. Rosenkrans, Jr. 2009. Post-weaning performance by spring and fall-born calves weaned from full access, limited access, or no access to 'wild-type' endophyte-infected tall fescue pastures - year 1. Arkansas Agri. Exper. Sta. Research Series 574:49-51.
  • Caldwell, J., K. Coffey, D. Kreider, D. Philipp, D. Hubbell, III, J. Tucker, A. Young, M. Looper, M. Popp, M. Savin, J. Jennings, and C. Rosenkrans, Jr. 2009 Performance by spring and fall-calving cows grazing with full access, limited access, or no access to wild-type endophyte-infected fescue - 2 year summary. Arkansas Agri. Exper. Sta. Research Series 574:52-54.

2008

  • Caldwell, J., K. Coffey, J. Jennings, D. Hubbell, III, T. Hess, D. Kreider, M. Looper, M. Popp, M. Savin, D. Philip, and C.F. Rosenkrans, Jr. 2008. Performance by spring- and fall-calving cows grazing with full access, limited access, or no access to endophtye-infected fescue. University of Arkansas Agricultural Experiment Station Research Series 563: 25-27.
  • Savin, M. C., A. L. Daigh, P. J. Tomlinson, and R. J. Norman. 2008. Urea persistence in ponded surface water and a silt-loam soil used for rice production. In R. J. Norman, J. F. Meullenet, and K. A. K. Moldenhauer (eds.) B. R. Wells Rice Research Studies 2007. University of Arkansas Agricultural Experiment Station Research Series, 560: 202-208, Fayetteville, AR.

2007

  • Savin, M. C., L. C. Purcell, A. Daigh, and A. Manfredini. 2007. Mycorrhizal response in soybean, corn, and cotton to glyphosate applications and P fertilization. In N. Slaton (ed.) Wayne E. Sabbe Soil Fertility Studies. University of Arkansas Agricultural Experiment Station Research Series 548:49-51, Fayetteville, AR.
  • Savin, M. C., P. J. Tomlinson, and R. J. Norman. 2007. Soil Properties and carbon, nitrogen, and phosphorus availability in White River Region fields. In R. J. Norman, J. F. Meullenet, and K. A. K. Moldenhauer (eds.) B. R. Wells Rice Research Studies 2006. University of Arkansas Agricultural Experiment Station Research Series 550:315-324, Fayetteville, AR.
  • Savin, M. C., D. M. Miller, P. Tomlinson, K. R. Brye, and R. J. Norman. 2007. Movement of fertilizer nitrogen applied to a dry silt-loam soil during four days of surfacewater ponding. In R. J. Norman, J. F. Meullenet, and K. A. K. Moldenhauer (eds.) B. R. Wells Rice Research Studies 2006. University of Arkansas Agricultural Experiment Station Research Series 550:325-331, Fayetteville, AR.

2006

  • Savin, M. C., P. J. Tomlinson, and R. J. Norman. 2006. Labile C and N pools in soil quality assessment of White River Region fields. In R. J. Norman, J. F. Meullenet, and K. A. K. Moldenhauer (eds.) B. R. Wells Rice Research Studies 2005. University of Arkansas Agricultural Experiment Station Research Series 540:316-323, Fayetteville, AR.
  • Savin, M. C., D. M. Miller, L. Copenhaver, P. Tomlinson, K. R. Brye, and R. J. Norman. 2006. Distribution and movement of fertilizer nitrogen applied to a silt-loam soil. In R. J. Norman, J. F. Meullenet, and K. A. K. Moldenhauer (eds.) B. R. Wells Rice Research Studies 2005. University of Arkansas Agricultural Experiment Station Research Series 540:310-315, Fayetteville, AR.

2000

  • Savin, M. C., and J. A. Amador. 2000. Burrowing a Better Future: Earthworms and the Life of the Soil. RINHews The Newsletter of the Rhode Island Natural History Survey 7:2-3.

Published abstracts (72 abstracts 1994-2013)

2013

  • Ford, J., M. C. Savin, C. Rom, and J. McAfee. 2013. Mineralization and nitrification in soil altered by ground cover and nutrient source in an organic apple orchard. In 2013 Annual Meeting Program. ASA, CSSA, And SSSA, Madison, WI. Available at https://scisoc.confex.com/scisoc/2013am/webprogram/Paper79973.html
  • Brantley, K., M. Savin, and D. Longer. 2013. Mycorrhizal infection of corn and nutrient availability in soil amended with poultry litter biochar. In 2013 Annual Meeting Program. ASA, CSSA, and SSSA, Madison, WI. Available at https://scisoc.confex.com/scisoc/2103am/webprogram/Session11773.html
  • Savin, M. C. 2013. The impacts of organic apple production practices on soil. 32nd Annual Horticulture Industries Show, Horticulture Production & Food Safety: Making Good During Tough Times. Fort Smith, AR, Jan. 11-12, 2013.

2012

2011

  • Phillipp, D., M. C. Savin, K. P. Coffey, and B. E. Briggs. 2011. Utilization of legumes in cattle grazing systems to minimize synthetic N input. Ecological Society of America, annual meeting, Austin, TX
  • Philipp, D., M. Popp, K. Coffey, M. Savin, J. Jennings, 2011. Beef cattle production on grass-legume mixes: Economic implications of establishment methods and grazing systems performance. 2011. USDA-NIFA/AFRI, annual project directors meeting, Miami, FL.
  • Savin, M., D. Wolf, E. Gbur, and D. Graham. 2011. Perceptions of incivility in the classroom. In American Association for Agricultural Education Research Conference Abstracts May 24-27, 2011, Coeur d'Alene, ID.
  • Savin, M., D. Wolf, E. Gbur, and D. Graham. 2011. Incivility in the classroom. 2011. In NACTA/DOCE Conference Abstracts June 14-18, University of Alberta, Edmonton, Canada.
  • Savin, M. C., and D. C. Wolf, 2011. A decade of retention and graduation of undergraduate crop management and environmental, soil, and water science students. Annual Meetings Recordings and Abstracts. ASA, CSSA, and SSSA, Madison, WI.
  • Tomlinson, P. J., and M. C. Savin. 2011. Does earthworm ecological group influence gross nitrogen mineralization and plant uptake? In Annual Meetings Recordings and Abstracts. ASA, CSSA, and SSSA, Madison, WI.

2008

  • Caldwell, J., K. Coffey, D. Philipp, J. Jennings, D. Hubbell, III, T. Hess, D. Kreider, M. Looper, M. Popp, M. Savin, and C. Rosenkrans, Jr. 2008. Performance by spring and fall-calving cows grazing with full access, limited access, or no access to endophyte -infected tall fescue J. Anim. Sci. 86(E-Suppl.2):536.
  • Savin, M. C., and D. C. Wolf. 2008. Putting our undergraduates to the test: Using the SSSA certification exam to assess student learning in soil science. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Tomlinson, P. J., and M. C. Savin. 2008. Nutrient cycling in soil cores with different native and exotic earthworms. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Sweeney, M. B., P. Tomlinson, M. Savin, J. Caldwell, and K. Coffey. 2008. Response of soil microbial biomass and enzyme activities to an experimental cow-calf management system incorporating rotation onto novel endophyte infected tall fescue. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Savin, M.C., P. J. Tomlinson, R. J. Norman, A. Daigh, K. R. Brye, and D. M. Miller. 2008. Nitrogen in surface water and silt-loam soil cores following fertilizer application and surface ponding. Proceedings of the 32nd Rice Technical Working Group, San Diego, CA, Feb. 18-21.
  • Akiyama T., and M. C. Savin. 2008. Antibiotic-resistant Escherichia coli in a Northwest Arkansas stream receiving wastewater treatment plant effluent. In 108th General Meeting Abstr. Am. Soc. Microbiol. [CD-ROM].
  • Akiyama T., and M. C. Savin. 2008. Patterns of multi-drug resistance in Escherichia coli isolated from a stream receiving treated wastewater, Arkansas Water Resources Center Conference, April 22-23, 2008, Fayetteville, AR.

2007

  • Akiyama T., and M. C. Savin. 2007. Antibiotic-resistant bacteria in a stream receiving wastewater treatment plant effluent. In Annual Meeting South Central Branch American Society for Microbiology, November 2-3, 2007, University of Arkansas at Little Rock, AR.
  • Savin, M. C. A. L. Daigh, P. Tomlinson, and R. Norman. 2007.Urea persistence in a ponded silt-loam soil used for rice production. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Tomlinson, P. J. M. C. Savin, D. M. Miller, K. R. Brye, and R. J. Norman. 2007. Delayed flood N infiltration and movement in silt-loam soil used for Arkansas rice production. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Rashé, A., M. C. Savin, and P. Tomlinson. 2007. Earthworm abundances and distributions in infected fescue pastures in Northern Arkansas. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Savin, M. C. and T. Akiyama. 2007. Antibiotic resistance in aquatic bacteria downstream from an effluent discharge. In Presentation and Poster Abstracts and Bios [CD-ROM]. 2007 AWRC Conference, Fayetteville, AR.

2006

  • Copenhaver, L., M. Savin, D. Miller, P. Tomlinson, K. Brye, R. Norman. 2006. Use of flooding to analyze N infiltration and movement in clay versus silt-loam soil used for Arkansas rice production. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Daigh, A., M. Savin, L. Purcell. 2006. Mycorrhizal infection in Roundup-Ready row crops. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Rashé, A., M. Savin. 2006. Evaluation of Earthworm Populations in Managed Ecosystems in Northern Arkansas. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Blair, R., M. Savin, and P. Chen. 2006. Soil properties and crop performance of vegetable soybeans following application of poultry litter. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Tomlinson, P.T., A. T. McClymont, and M. C. Savin. 2006. Nitrogen cycling as affected by organic amendments to grassland soil. In 91st Annual Meeting Abstracts, Icons and Upstarts in Ecology [CD-ROM]. Ecological Society of America, Washington, DC.

2005

  • Savin, M. C., P. J. Tomlinson, K. J. Davis, K. Karim, G. J. Thoma, and D. C. Wolf. 2005. Assessing phytoremediation of a crude oil-contaminated soil using nematode diversity and maturity indices. In Book of Abstracts, The 12th IPEC Conference. http://ipec.utulsa.edu.
  • Tomlinson, P. J. and M. C. Savin. 2005. Nitrogen availability and bacterial community structure in simulated pasture plots receiving annual poultry litter or inorganic nitrogen amendments. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Blair, R. M., M. C. Savin, and P. Chen. 2005. Linking short-term changes in soil health to associated food quality characteristics following soil incorporation of poultry litter in vegetable soybean production. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Copenhaver, L. M., M. C. Savin, D. M. Miller, P. J. Tomlinson, K. R. Brye, R. J. Norman. 2005. Nitrogen infiltration and short-term movement in a silt loam soil typical of rice cultivation in Arkansas. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • McClymont, A., B. E. Haggard, M. C. Savin. 2005. Surface runoff along the Illinois River and tributaries in northwest Arkansas and northwest Oklahoma. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Savin, M. C., K. Karim, P.J. Tomlinson, K. J. Davis, G. J. Thoma, and D. C. Wolf. 2005. Nematodes as biological indicators in relationship to total petroleum hydrocarbon degradation during phytoremediation.In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • DeFauw, S.L., T. J. Sauer, K. R. Brye, M. C. Savin, P. D. Hays, and J.Van Brahana. 2005. Nitrate-N distributions and denitrification potential estimates for an agroforestry site in the Ozark Highlands, U.S In Abstracts for the 9th North American Agroforestry Conference, 12-15 June 2005, Rochester, MN, pp.25-26. (refereed).
  • Savin, M. C., Tomlinson, P. J., Davis, K. J., Ziegler, S. E., Thoma , G. J., and Wolf, D. C. 2005. Using nematode diversity and maturity indices to assess ecosystem recovery during phytoremediation of a crude oil-contaminated soil. In Linkages in Soil Ecology, Soil Ecology 10th Biennial International Conference, Argonne, IL.
  • Tomlinson, P.T., and M. C. Savin. 2005. Assessment of dehydrogenase, phosphatase and β-glucosaminidase enzyme potentials in soil receiving long-term poultry litter additions. In Linkages in Soil Ecology, Soil Ecology 10th Biennial International Conference, Argonne, IL.

2004

  • Potts, D., M. C. Savin, P. J. Tomlinson, J. A. Amador. 2004. Leachfield Bacterial Community Structure as Affected by Aeration in Septic Tank Effluent Treatment. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Savin, M. C., S. E. Ziegler, G. J. Thoma, K. J. Davis, P. J. Tomlinson, D. C. Wolf. 2004. Nematodes as Ecological Indicators during Phytoremediation of a Crude Oil-Contaminated Soil. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Savin, M. C. 2004. Revising Undergraduate Curriculum for Environmental, Soil, and Water Sciences. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Tomlinson P.J., and M.C. Savin. 2004.Antibiotic resistance in runoff and soil receiving poultry litter. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Payne, K. R. and M.C. Savin. 2004.16S rDNA DGGE Profiles of Microbial Communities in a Disturbed Wetland. In Invited Papers and Abstracts of Contributed Papers [CD-ROM], Southern Branch of the American Society of Agronomy, June 27-29, 2004 Biloxi, MS.
  • Tomlinson P.J., and M.C. Savin. 2004. Poultry litter, an influence on antibiotic resistance in soil? In Invited Papers and Abstracts of Contributed Papers [CD-ROM], Southern Branch of the American Society of Agronomy, June 27-29, 2004 Biloxi, MS.

2003

  • Savin, M.C., S.E. Ziegler, G.J. Thoma, K.M. Greer , P.J. Tomlinson, and D.C. Wolf. 2003. Nematode population changes during phytoremediation of a crude oil-contaminated soil. p. 44. In 10th Annual International Petroleum Environmental Conference. 11-14 November 2003. Houston, TX. Integrated Petroleum Environmental Consortium, Tulsa, OK.
  • Savin, M.C., J. L. Martin, M. M. LeGresley, M. Giewat, and J. Rooney-Varga. 2003. A comparison between morphological and molecular methods for identifying phytoplankton. In Bates, S. S. (Ed.) Proceedings of the Eighth Canadian Workshop on Harmful Algae. Canadian Technical Report of Fisheries and Aquatic Sciences 2498:57.
  • Rooney-Varga , J. N., M. W. Giewat, S. Sood, M. C. Savin, M. M. LeGresley, J. L. Martin. 2003. Bacterial community dynamics in the Bay of Fundy: relationships with abiotic factors and the phytoplankton community. In Bates, S. S. (Ed.) Proceedings of the Eighth Canadian Workshop on Harmful Algae.  Canadian Technical Report of Fisheries and Aquatic Sciences. 2498:99.
  • Savin, M. C., K. R. Brye, and T. M. Madewell. 2003. Has restructuring curriculum changed alumni perspectives?  Suggestions for the future. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Savin, M. C., B. Bellows, P. J. Tomlinson, K. R. Payne, K. Cassida. 2003. Influence of grazing management practices on soil quality parameters. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Payne, K. R., and M. C. Savin. 2003. Microbial dynamics under the invasive species Japanese honeysuckle in wetland soil. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Brye, K. R., N. A. Slaton, M. C. Savin, R. J. Norman, and D. M. Miller. 2003. Short-term effects of land leveling on soil physical properties and microbial biomass. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Moore, J. W., E. M. Rutledge, and M. Savin. 2003.Overview of soil treatment of septic tank effluent in Arkansas. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Slaton, N. A., M. B. Daniels, K. R. Brye, T. C. Daniel, D. M. Miller, R. J. Norman, and M. C. Savin. 2003. A nutrient use balance assessment for nine geographic regions within Arkansas. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Tomlinson, P. J., K. R. Payne, K. R. Brye, and M. C. Savin. 2003. Microbial dynamics in long-term research plots receiving alum-treated and untreated poultry litter. In Annual Meetings Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
  • Rooney-Varga, J. N., M. Giewat, S. Sood, M.C. Savin, M. LeGresley, J. L. Martin. 2003. Links between bacterial and phytoplankton diversity in a coastal marine environment. Abstr. Am. Soc. Microbiol.

2002

  • Savin, M.C., J. Martin, M. LeGresley, M. Ferrier, and J. Rooney-Varga. 2002. Phytoplankton diversity in the Bay of Fundy as determined by morphological and molecular methods. Abstr. Am. Soc. Microbiol., p.336.

2000

  • Savin, M. C., H. Taylor, J. H. Görres, and J. A. Amador. 2000. Seasonal variation in acid phosphatase activity as a function of landscape position and nutrient inputs. Agron. Abstr., p.391.
  • Amador, J. A., M. C. Savin, J. H. Görres, and E. Nicosia. 2000. Nutrient dynamics and microfauna in earthworm burrows in a corn field soil. Agron. Abstr., p.249.       
  • Görres, J. H.,  M. C. Savin, D. A. Neher, and J. A. Amador. 2000. Soil pore diameter as a niche separator for nematode fauna. Agron. Abstr., p.248.
  • Rooney-Varga, J. N., M. Savin, M. Ferrier, and A. B. Golay. 2000. Inhibition of         Alexandrium fundyense str. CB301-A by marine bacteria. Symposium on Harmful Marine Algae in the U.S. p.171.

1999

  • Amador, J.A., J. H. Görres, M. C. Savin, and W. Rodriguez. 1999. Enhanced C and N mineralization in earthworm burrow soil: Role of ecological interactions and soil structure. Agron. Abstr., p.369.
  • Görres, J. H., M. C. Savin, W. Rodriguez, and J. A. Amador. 1999. Habitat and resource effects on microfauna and C and N mineralization in earthworm burrows. Agron. Abstr., p. 232.
  • Savin, M. C., J. H. Görres, and J. A. Amador. 1999. Effect of interactions among pore size distribution, nematodes, and microorganisms on soil respiration and inorganic nitrogen. Agron. Abstr., p.232.

1998

  • Savin, M. C., J. H. Görres, J. B. Lyons, D. A. Neher, and J. A. Amador. 1998. Carbon and nitrogen mineralization as affected by water tension and grazing in a field soil. Agron. Abstr., p. 220.
  • Görres, J. H.,  M. C. Savin, D. A. Neher, and J. A. Amador. 1998. The effect of the interaction between grazing and soil structure on nutrient mineralization. Invited contribution. 24th International Nematology Conference, Dundee, Scotland, U.K.
  • Neher, D. A., T. R. Weicht, M. C. Savin, J. H. Görres, and J. A. Amador. 1998. The effect of matric potential on nematode community structure and grazing associations. Invited contribution. 24th International Nematology Conference, Dundee, Scotland, U.K.

1997

  • Savin, M. C., J. H. Görres, J. B. Lyons, and J. A. Amador. 1997. Effects of litter layer and landscape position on nematode abundance, microbial biomass, and carbon and nitrogen mineralization in forest soil. Agron. Abstr., p.112.
  • Savin, M. C., J. H. Görres, J. B. Lyons, D. A. Neher, and J. A. Amador. 1997. Carbon and nitrogen mineralization, nematode abundance, and microbial biomass in field soil at various water tensions. Agron. Abstr., p.112.   

1996

  • Görres, J. H., J. A. Amador, S. Aubois, K. Conde, and M. C. Savin. 1996. Effect of earthworm channels on nematode aggregation and mineralization. Agron. Abstr., p.231.

1995

  • Savin, M. C., and J. A. Amador. 1995. Effects of cranberry cultivation practices on the biodegradation of norflurazon in a peat soil. Agron. Abstr., p. 236.

1994

  • Amador, J. A., and M. C. Savin. 1994. Factors affecting mineralization of norflurazon in a peat soil. Agron. Abstr., p. 283.

Professional Background

  • 2011-present, Professor, Dept. of Crop, Soil, and Environmental Sciences, University of Arkansas, Fayetteville, AR.
  • 2006-2011, Associate Professor, Dept. of Crop, Soil, and Environmental Sciences, University of Arkansas, Fayetteville, AR.
  • 2002-2006, Assistant Professor, Dept. of Crop, Soil, and Environmental Sciences, University of Arkansas, Fayetteville, AR.
  • 2000-2001, Post-Doctoral Research Associate, Dept. of Biological Sciences, University of Massachusetts Lowell, Lowell, MA.
  • 1999-2000, Post-Doctoral Research Associate, Dept. of Natural Resources Science, University of Rhode Island, Kingston, RI.
  • 1993-1999, Graduate Research Assistant, Dept. of Natural Resources Science, University of Rhode Island, Kingston, RI.
  • 1991-1992, Research Assistant, Environmental Analysis Unit, Arthur D. Little, Cambridge, MA.

Additional Training

  • Qualified Environmental Professional, Institute of Professional Environmental Practice, 2009. Water Quality, Aug. 2009; General Environmental Science, Mar. 2009.
  • 2009, 2007, American Society of Agronomy (ASA) Leadership I and II Development Workshops, annual ASA meetings, New Orleans, LA and Pittsburgh, PA.
  • 2009, LEAD Participant: Leadership for Academic Diversity workshop, funded by the National Science Foundation under its ADVANCE programs, Fayetteville, AR, June 22-23. Workshop is to aid the recruitment and retention of faculty in the STEM areas.
  • 2007, Fundamentals of Soil Science, passed exam, Soil Science Society of America (SSSA).
  • 2007, American Society of Agronomy (ASA) Leadership Development Workshop, annual ASA meeting, New Orleans, LA.
  • 2002-2009, Wally Cordes Teaching and Faculty Support Center (TFSC) activities.
  • Teaching Camp, sponsored by the Wally Cordes TFSC and the University of Arkansas, Eureka Springs, AR, 2002-2007, workshop presenter, 2003-2007.
  • 2004, Peer Review of Teaching
  • 2002, DNA Microarrays and T-RFLP Profiling for Environmental Microbiology, American Society for Microbiology annual meeting workshop. Salt Lake City, UT.
  • 2002, Molecular Techniques for the Analysis of Microbial Community Structure in Soil and the Rhizosphere, Training Workshop in Support of the Multi-state Initiative in Soil Microbiology S-297, Cornell University, Ithaca, NY.
  • 2002 & 2003, Teaching retreat, University of Arkansas Teaching and Faculty Support Center, Fayetteville, AR.
  • 1997, Intensive apprenticeship in nematode enumeration, identification to genus, and trophic-level classification with Dr. Deborah Neher, Dept. of  Biology, University of Toledo, Toledo, OH.
  • 1995, Ecosystems Ecology course, Institute of Ecosystems Studies, Millbrook, NY.

Honors and Awards

  • 2012, Alumni Advising Award, Dale Bumpers College and Arkansas Division of Agriculture
  • 2011, Faculty Gold Medal, Office of Nationally Competitive Awards, UA.
  • 2009, Teaching Award of Merit, North American Colleges & Teachers of Agriculture (NACTA) and University of Arkansas.
  • 2009, John W. White Teaching Award, Arkansas Division of Agriculture.
  • 2006-present, University of Arkansas Teaching Academy, inductee in 2006.
  • 2005, Teaching Award of Merit, Gamma Sigma Delta The Honor Society of Agriculture, The Arkansas Chapter.
  • 1997-1998, University of Rhode Island Graduate Fellowship (tuition and stipend), University of Rhode Island.
  • 1995, 1998, Graduate Student Travel Award, Society of Soil Scientists of Southern New England. 
  • 1995, Chrysalis Scholarship, Association of Women Geoscientists.
  • 1995-2005, Phi Kappa Phi, academic honor society.
  • 1994, Tuition Scholarship, to attend Institute of Ecosystem Studies interim course, Rhode Island Sea Grant College Program.