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Alumni

2022
Rebekah Ann (Akers) Hanson M.S. Nutritional Sciences. Minor: Sustainable Agriculture, 2022

Advisor: Christina Campbell

Emma Herrighty M.S., Sustainable Agriculture, 2022, M.S. World Languages and Cultures, 2022

Advisors: Christina Gish Hill 

2021
Emma Bravard M.S., Sustainable Agriculture, 2021

Application of Multi-State Financial Data for Use with the USDA Agricultural Conservation Planning Framework

Advisors: John Tyndall and Emily Zimmerman

Kevin Ellis M.S., Sustainable Agriculture, Iowa State University, 2021, M.C.R.P., Community and Regional Planning, Iowa State University, 2021

Thesis: The role of ecosystem services in urban agriculture and planning in Austin, Texas

Advisor: Carlton Basmajian

Caroline Murray M.S. Sustainable Agriculture and Entomology, 2021

Thesis: Pollinator Response to Prairie Strips in the Iowa Agricultural Landscape

Advisors: John Tyndall and Matt O'Neal

2020
Rebecca Abbott Roberts M.S., Sustainable Agriculture, 2020

Thesis: Influence of cereal rye spring termination timing and herbicide type on soil nitrate and litter composition

Advisor: Michael Castellano

Lydia English M.S., Sustainable Agriculture/Ecology and Evolutionary Biology, 2020

Thesis: Understanding the variation in vegetation composition of prairie restorations within crop fields

Advisor: Matthew Liebman

Guang Han PhD, Sustainable Agriculture, 2020

Dissertation: Motivations, challenges, benefits, and educational needs associated with organic grain farming adoption in Iowa

Advisor: Nancy Grudens-Schuck

Jacob Howe M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2020

Thesis: Understanding site location factors of food pantries and free meal programs in the Des Moines, IA metro

Advisor: Francis Owusu

Elizabeth Kersey

Advisor: Christina Gish Hill

Chris Morris B.S., Range Science, 2003, M.S., Rural Sociology and Sustainable Agriculture, 2020

Thesis: Conservation plans and targeted conservation: Investigating two approaches to improving farmer practice adoption

Advisor: J. G. Arbuckle

Joshua Winaya Budi M.S., Sustainable Agriculture, 2020

Thesis: Approaches to sustainable management of sudden death syndrome of soybean

Advisor: Leonor Leandro

Grace Yi M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2020

Thesis: Farmer and farm characteristics associated with interest in prairie strips in Iowa

Advisor: Jane Rongerude

2019
Morgan Bradley M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2019

Thesis: What does food mean? A multi-scale investigation into Des Moines, Iowa

Advisor: Monica Haddad

Samuel Ikendi M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2019

Thesis: Impact of nutrition education centers on food and nutrition security in Kamuli District, Uganda

Advisor: Francis Owusu

Kristine Lang PhD, Sustainable Agriculture, 2019

Dissertation: Optimizing high tunnel vegetable crop production through grafting, cultivar selection, and microclimate modification

Advisor: Ajay Nair

Maggie Norton M.S., Sustainable Agriculture, 2019

Thesis: Livestock production, water scarcity, and the potential for collaborative water governance in northwest Iowa

Advisor: J. Arbuckle

Erika Rodbell M.S., Sustainable Agriculture, 2019

Thesis: Impact of host plant health and host plant resistance on Aphis glycines (Hemiptera: Aphididae)

Advisors: Erin Hodgson, Matthew O’Neal

Alyvia Steenhoek M.S., Sustainable Agriculture, 2019

Thesis: Cover crop, manure application timing, nitrification inhibitors, and biochar impact on nitrogen loss in Midwestern soils

Advisor: Daniel Andersen

Emily Zimmerman PhD, Sustainable Agriculture, 2019

Dissertation: Identifying opportunities for co-production of commodities and water quality improvements in agricultural landscapes in the US Cornbelt

Advisors: Lisa Schulte Moore and John Tyndall

2018
Nataliya Apanovich PhD, Sustainable Agriculture, 2018

Thesis: Energy and food security in the context of biomass, crop production and soil quality in Uganda

Advisor: Robert Mazur

Laura Irish M.S., Sustainable Agriculture, 2018

Thesis: The Growing Together Project: Understanding impacts on field day attendees and Iowa Master Gardeners

Advisor: Cynthia Haynes

Ala Khaleel M.S., Sustainable Agriculture, 2018

Thesis: Soil carbon sequestration potential of tree windbreaks in the U.S. Great Plains

Advisor: John Tyndall

Navreet Mahal PhD, Sustainable Agriculture, 2018

Dissertation: Understanding and predicting nitrogen dynamics in the Midwest United States Corn Belt

Advisor: Michael Castellano

Maritza Pierre M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2018

Thesis: Gender, trees, and hardship or the dilemma of the Haitian farmer

Advisor: Francis Owusu

Marie Ryan M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2018

Thesis: Khana khanu bhayo (Have you eaten)? Traditional rice varieties, land tenure, and social structure in Nepal’s mid-hills

Advisor: Francis Owusu

Timothy Sklenar M.S., Sustainable Agriculture, 2018

Thesis: Winter cereal rye and selected brassica cover crops for forage prior to soybeans

Advisor: Andrew Lenssen

2017
Ann Almond PhD, Sustainable Agriculture, 2017

Dissertation: Chronic wasting disease as a model for the development of risk communication using the mental models approach

Advisor: Robert W Klaver

Stefans Gailans M.S., Sustainable Agriculture, 2010, PhD, Sustainable Agriculture, 2017

Thesis: The agronomic and economic performance of flax in Iowa

Dissertation (2017): Evaluating alternative, diverse cropping systems that include canola, wheat, and red clover in Iowa

Advisor: Mary Wiedenhoeft

Syed Gardezi PhD, Sustainable Agriculture, 2017

Dissertation: Rethinking adaptive capacity: A study of Midwestern U.S. corn farmers

Advisor: J. Arbuckle

John Krzton-Presson M.S., Sustainable Agriculture, 2017

Thesis: Effects of cover crops and tillage in a muskmelon production system

Advisor: Ajay Nair

Rebecca Nixon M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2017

Thesis: “If you have money, you have water”: Intersectional influences on women’s participation in irrigation management in Batken, Kyrgyzstan

Advisor: Francis Owusu

Mary Nyasimi PhD, Sustainable Agriculture, 2007, M.S., Sustainable Agriculture, 2006

Dissertation: Transforming lands and livelihoods in the Awach River Basin of Lake Victoria, western Kenya

Thesis: Changing capitals, shifting livelihoods : case study of Luo community living on Awach catchment of Lake Victoria Basin, Western Kenya

Advisor: Lorna Michael Butler, Lee Burras

David Weisberger M.S., Sustainable Agriculture, 2017

Thesis: Production, perceptions and limitations of organic small grains in Iowa

Advisor: Mary Wiedenhoeft

Adam Wright M.S., Sustainable Agriculture, 2017

Thesis: Magincally modified Grimm’s: Storytelling in the agricultural classroom

Advisor: Michael Dahlstrom

2016
Hector Bombiella Medina PhD, Sustainable Agriculture, 2016

Dissertation: Place-based communities and neoliberalism: a study of the artisanal fishing community of Chorrillos, Peru

Advisor: Maximilian Viatori

Marcie Fahn Sustainable Agriculture 2016
Anna Johnson M.S., Sustainable Agriculture, 2016

Thesis: Agricultural Labor in Midwestern United States specialty cropping systems

Advisor: Lois Wright Morton

Dana Jokela M.S., Sustainable Agriculture, 2016

Thesis: Organic no-till and strip-till systems for broccoli and pepper production

Advisor: Ajay Nair

Ahna Kruzic M.S., Sustainable Agriculture, 2016

Thesis: An equitable alternative to conventional agriculture? Discourses of whiteness and color-blind racism in local foods systems

Advisor: Carmen Bain

Joshua Lang M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2016

Thesis: Tough tobacco transitions

Advisor: Carlton Basmajian

Huong Nguyen M.S., Sustainable Agriculture, 2016

Thesis: Reducing Herbicide Use Through Cropping System Diversification: a Case Study at the Iowa State University Marsden Farm, and Some Recommendations for the Mekong Delta of Vietnam

Advisor: Matt Liebman

Juliana Nnoko Mewanu PhD, Sustainable Agriculture, 2016

Dissertation: Who is not at the table: Land deal negotiations in Southwestern Cameroon

Advisor: Robert Mazur

Gabrielle Roesch-McNally PhD, Sustainable Agriculture, 2016

Dissertation: Agricultural transformations: climate change adaptation and farmer decision making

Advisors: J. Arbuckle and John Tyndall

Maclaine Sorden M.S., Sustainable Agriculture, 2016
2015
Saul Abarca Orozco PhD, Sustainable Agriculture, 2015

Dissertation: Production and marketing innovations in Fair Trade and organic coffee cooperatives in the Cordoba-Huatusco corridor in Veracruz, Mexico

Advisor: Jan Flora

Andrea Basche PhD, Sustainable Agriculture, 2015

Dissertation: Climate-smart agriculture in Midwest cropping systems: evaluating the benefits and tradeoffs of cover crops

Advisor: Fernando Miguez

Hanna Bates M.S., Sustainable Agriculture, 2015
Naboth Bwambale M.S., Sustainable Agriculture, 2015

Thesis: Farmers’ Knowledge, Perceptions, and Socioeconomic Factors Influencing Decision Making For Integrated Soil Fertility Management Practices in Masaka and Rakai Districts, Central Uganda

Advisor: Robert Mazur

Sumac Cardenas Oleas M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2015

Thesis: Case study: a sustainable livelihoods analysis of a non-governmental organization working with quinoa producers in the province of Chimborazo, Ecuador

Advisor: Francis Owusu

Angie Carter M.S., Sustainable Agriculture, 2012, PhD, Sustainable Agriculture, 2015

Thesis: Strategizing agency and community partnerships: A case study of an urban fishing program

Dissertation: “We love this land, and we want to take care of this land”: Iowa women farmland owners constructing and contesting narratives

Current Title: Associate Professor of Environmental/Energy Justice at Michigan Tech University

Advisors:  Dr. David Schweingruber and Rebecca Christoffel

Laura Frescoln M.S., Sustainable Agriculture, 2015

Thesis: A longitudinal panel study of participants’ attitudes and behaviors towards transdisciplinary science

Advisor: J. Arbuckle

Justin Landhuis M.S., Sustainable Agriculture, 2015

Thesis: Analysis of adaptive capacity and governance surrounding an invasive pest, the Emerald Ash Borer , in Iowa

Advisor: John Tyndall

Joyce Lok M.S., Sustainable Agriculture, 2015

Thesis: Cover crop impacts on soil quality during Miscanthus x giganteus establishment in central Iowa

Advisor: Richard Cruse

Leigh Long M.S., Sustainable Agriculture, 2015

Thesis: Impacts of riparian buffer vegetation on soil quality physical parameters, 20-23 years after initial riparian buffer establishment

Advisor: Richard Schultz

Rafael Martinez-Feria M.S., Sustainable Agriculture, 2015

Thesis: Suitability of winter canola (Brassica napus) for enhancing summer annual crop rotations in Iowa

Advisor: Mary Wiedenhoeft

Jacqueline Nester M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2015

Thesis: An exploratory case study of three scales of food pantries in Story County, Iowa

Advisor: Carlton Basmajian

Kelsey Regan M.S., Sustainable Agriculture, 2015

Thesis: Optimizing the value of manure nutrients through testing and treatment

Advisor: Daniel Andersen

Bryn Takle M.S., Sustainable Agriculture, 2015

Thesis: Motivation and retention of Iowa’s Master Gardener volunteers

Advisor: Cynthia Haynes

Jennifer Tillman M.S., Sustainable Agriculture, 2015

Thesis: Strip tillage and rowcovers as a potential alternative to black plastic mulch in cucurbit production

Advisor: Ajay Nair

Andrea Vaage M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2015

Thesis: Understanding competing motivations for urban agriculture: an analysis of U.S. municipal ordinance adoption

Advisor: Gary Taylor

2014
Jelili Adebiyi M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2014

Thesis: Organic agriculture development strategies in Tunisia and Uganda: Lessons for African organics

Advisor: Francis Owusu

Usman Anwar M.S., Sustainable Agriculture, 2014

Thesis: Soil moisture patterns and hydraulic properties associated with alternative biomass cropping systems across a landscape gradient

Advisor: Lisa Schulte Moore

Mark Bauermeister PhD Sociology, SUSAG minor, 2014
Anna Blumstein M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2014

Thesis: Salvaging salmon: Shasta Dam and the conservation movement

Advisor: Carlton Basmajian

Anna Bruen M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2014

Thesis: Small-town sustainability: a case study

Advisor: Carlton Basmajian

Carrie Chennault M.S., Sustainable Agriculture, 2014

Thesis: People in Ecosystems/Watershed Integration: Visualizing ecosystem services tradeoffs in agricultural landscapes

Advisors: Lisa Schulte Moore and John Tyndall

Eric Christianson M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2014

Thesis: “Keep it rural”: the politics of planning for smart growth in South Fulton County, Georgia

Advisor: Carlton Basmajian

Travis Cox PhD, Sustainable Agriculture, 2014

Dissertation: Integral Agriculture: Taking seriously the mindset of the farmer, the interiority of the beings on the farm, and a metaphysics that connects them

Advisor: Kevin deLaplante

Ranae Dietzel PhD, Sustainable Agriculture, 2014

Dissertation: A comparison of carbon storage potential in corn- and prairie-based agroecosystems

Advisor: Matt Liebman

Kevin Duerfeldt PhD, Sustainable Agriculture, 2014

Dissertation: Values-based supply chains: local and regional food systems in the Upper Midwest United States

Advisor: Cynthia Haynes

Stephanie Enloe M.S., Sustainable Agriculture, 2014

Thesis: Toward a collaborative model of surface water management: Lessons from the Boone River watershed nutrient management initiative

Advisors: Lisa Schulte Moore and John Tyndall

Ashley Hand M.S., Sustainable Agriculture, 2014

Thesis: A mixed-methods approach to understanding farmer and rancher interest in supplying woody biomass in the U.S. Northern Great Plains

Advisor: John Tyndall

Alison King M.S., Sustainable Agriculture, 2014, M.S., Environmental Science, 2014

Thesis: Multifunctional agriculture: Root and nitrogen dynamics in two alternative systems

Advisor: Kirsten Hofmockel

Roshani Malla M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2014

Thesis: Taking back the commons: Motivating factors for the local control of GMOs

Advisor: Gary Taylor

Joseph Malual PhD, Sustainable Agriculture, 2014

Dissertation: Social capital, agricultural technical assistance, access to productive resources, and food security in post-conflict Lira, northern Uganda

Advisor: Robert Mazur

Nahed Msayleb PhD, Sustainable Agriculture, 2014

Dissertation: Soil ozonation as a sustainable alternative to methyl bromide fumigation and synthetic pesticides

Advisor: Ramesh Kanwar

Virginia Nichols M.S., Sustainable Agriculture, 2014

Thesis: A comparison of cellulosic fuel yields and separated soil-surface CO2 fluxes in maize and prairie biofuel cropping systems

Advisor: Fernando Miguez

Diego Thompson Bello M.S., Sustainable Agriculture, 2010, PhD, Sustainable Agriculture, 2014

Thesis: “Somos del campo”. Latino/a gardeners and farmers in two rural communities of Iowa. A Community Capitals Framework approach.

Advisor: Cornelia Flora

Michael Wheelock M.S., Sustainable Agriculture, 2014

Thesis: Insect pollinators in corn and soybean agricultural fields

Advisor: Matthew O’Neal

Julia Whitson M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2014

Thesis: What drives participation in the Farm and Ranch Lands Protection Program?

Advisor: Gary Taylor

2013
Caroline Felix Oliveira M.S., Sustainable Agriculture, 2013

Thesis: Seeing biodiversity through a farmer’s eyes: A photovoice analysis in Story County, Iowa

Advisor: Cornelia Flora

Ryan Goeken M.S., Sustainable Agriculture, 2013

Thesis: Effects of perennial and cover crops on hydrology in Iowa

Advisor: Matthew Helmers

Laura Kleiman M.S., Sustainable Agriculture, 2013

Thesis: Civic agriculture and leadership: Builders and weavers in Iowa’s regional food systems

Advisor: Lois Wright Morton

Stephen Lauer M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2013

Thesis: Learning and power in international farmer exchanges

Advisor: Francis Owusu

Victoria Lebeaux PhD, Sustainable Agriculture, 2013
Nicholas Leete M.S., Sustainable Agriculture, 2013

Thesis: The influence of hydrologic and riparian factors on stream channel stability in central Iowa stream

Advisor: Thomas Isenhart

Jake Northup M.S., Sustainable Agriculture, 2013

Thesis: Biochar as a replacement for perlite in greenhouse soilless substrates

Advisor: Richard Gladon

Shelley Oltmans M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2013

Thesis: A case study on the food retail environment of Accra, Ghana

Advisor: Francis Owusu

Caroline Parks M.S., Sustainable Agriculture, 2013
Claudia Prado Meza PhD, Sustainable Agriculture, 2013

Dissertation: Transnational identity, food and community: The role of women in cultural continuity and resistance

Advisor: Cornelia Flora

Rebekah Ritson M.S., Sustainable Agriculture, 2013

Thesis: An investigation of soybean aphid ecology and management in the context of agricultural sustainability

Advisor: Matthew O’Neal

Andrew Stephenson M.S., Sustainable Agriculture, 2013

Thesis: Assessment of wildlife value orientations, state agency credibility, and tolerance for mountain lions in Iowa

Advisor: Rebecca Christoffel

Adam Wilke M.S., Sustainable Agriculture, 2013

Thesis: Climatologists’ methods of climate science communication to agriculture in the North Central Region of the United States

Advisor: Lois Wright Morton

2012
Daniel Cwach M.S., Sustainable Agriculture, 2012

Thesis: Evaluation of cover crops in reduced tillage systems for organic production

Advisor: Kathleen Delate

John Dean M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2012

Thesis: The Iowa Food Policy Council: a case study

Advisor: Carlton Basmajian

Robin Gomez PhD, Sustainable Agriculture, 2012

Dissertation: Agronomic productivity of conventional and low-external-input cropping systems and their effect on giant foxtail (Setaria faberi) population dynamics

Advisor: Matt Liebman

Jose Gutierrez Lopez M.S., Sustainable Agriculture, 2012

Thesis: Soil moisture dynamics in agriculturally-dominated landscapes after the introduction of native prairie vegetation

Advisor: Heidi Asbjornsen

Sarah Hirsh M.S., Sustainable Agriculture, 2012, M.S., Ecology and Evolutionary Biology, 2012

Thesis: Diversifying monoculture crops by incorporating prairie buffer strips

Advisor: Matt Liebman

Natasha Hoover M.S., Sustainable Agriculture, 2012, M.S., Environmental Science, 2012

Thesis: Denitrification woodchip bioreactor two-phase column study: Evaluation of nitrate removal at various hydraulic retention times and effect of temperature on denitrification rates

Advisor: Alok Bhandari

Meghann Jarchow PhD, Sustainable Agriculture/Ecology and Evolutionary Biology, 2012

Dissertation: Tradeoffs in ecosystem services of prairies managed for bioenergy production

Advisor: Matt Liebman

Courtney Long M.S., Sustainable Agriculture, 2012

Thesis: Local food access in inner cities: Integrated research through: comparison study, literature review, case studies and design implementation

Advisor: Paul Anderson

Eric Moore M.S., Sustainable Agriculture, 2012

Thesis: Sustainable soils, sustainable communities: Promoting the environmental and social sustainability of human-soil interactions in Iowa

Advisor: Thomas Kaspar, Mary Wiedenhoeft

Maureen Petersen M.S., Sustainable Agriculture, 2012

Thesis: Undergraduate education and attitudes towards swine welfare

Advisor: Cornelia Flora

Jessica Soulis M.S., Sustainable Agriculture, 2012

Thesis: Increasing access to healthy food at a cooperative grocery store

Advisor: Betty Wells

Annie Thompson Heuscher M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2012

Thesis: Empowerment in the context of climate change: how community-based organizations can play a role in engaging citizens

Advisor: Carlton Basmajian

2011
Jonah Brown-Joel M.S., Sustainable Agriculture, 2011, MBA, Business Administration, 2011
Laura Christianson PhD, Sustainable Agriculture, 2011

Thesis: Design and performance of denitrification bioreactors for agricultural drainage

Advisor: Matthew Helmers

Katie Dirks Canton M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2011

Thesis: Sowing seeds for learning: A case study of a school garden in Pocahontas, Iowa

Advisor: Francis Owusu

Drake Larsen M.S., Sustainable Agriculture, 2011

Thesis: Farming for ecosystem services: A case study of multifunctional agriculture in Iowa, U.S.A

Advisor: Lisa Schulte Moore, John Tyndall

Nicholaus Ohde M.S., Sustainable Agriculture, 2011

Thesis: Ephemeral gullies and ecosystem services: Social and biophysical factors

Advisor: Richard Schultz, Thomas Isenhart

Rachel Peacher M.S., Sustainable Agriculture, 2011

Thesis: Impacts of land use on stream bank erosion in the Northeast Missouri Claypan Region

Advisor: Richard Schultz, Thomas Isenhart

Mae Petrehn M.S., Sustainable Agriculture, 2011

Thesis: Mapping the social landscape of grazing management in the Corn Belt: A review of research and stakeholder perceptions of the multifunctionality of Iowa grazing systems

Advisors: John Tyndall, J Arbuckle

Jennifer Vazquez-Koster M.S., Sustainable Agriculture, 2011

Thesis: The role of indigenous knowledge and innovation in creating food sovereignty in the Oneida Nation of Wisconsin

Advisor: Betty Wells

2010
Hafize Altindag M.S., Sustainable Agriculture, 2010

Thesis: Food Traceability Information modeling and Data Exchange and GIS Based Farm Traceability Model Design and Application

Advisor: Charles Hurburgh

Yuichiro Amekawa PhD, Sustainable Agriculture, 2010

Dissertation: Towards sustainable agriculture in the developing world: Theoretical perspectives and empirical insights

Advisor: Robert Mazur, Mike Duffy

Jenny Cruse M.S., Sustainable Agriculture, 2010

Thesis: Status of veterinary care for organic livestock producers in Iowa and suggestions for improvement

Advisor: Betty Wells

Nikki D'Adamo-Damery M.S., Sustainable Agriculture, 2010

Thesis: Farmer photovoice: visual values and the impact on conservation practices

Advisor: Cornelia Flora

Philip D'Adamo-Damery M.S., Sustainable Agriculture, 2010
Michael Graham M.S., Sustainable Agriculture, 2010

Thesis: Grain amaranth production and effects of soil amendments in Uganda

Advisor: Kathleen Delate

Andrew Herringshaw M.S., Sustainable Agriculture, 2010

Thesis: Evaluation of greenhouse gas emissions from three dairy production systems in Iowa—conventional, grazing, and combination conventional/grazing

Advisor: Michael Duffy

Valerie Jaehrling
Lu Liu M.S., Sustainable Agriculture, 2010

Thesis: Quantifying the aggressiveness, temporal and spatial spread of Pantoea stewartia in sweet corn

Advisor: Forrest Nutter

Nicholas McCann M.S., Sustainable Agriculture, 2010, MBA, Business Administration, 2010
2009
Majd Abdulla PhD, Sustainable Agriculture, 2009

Dissertation: The impact of ownership on Iowa land owners’ decisions to adopt conservation practices

Advisor: Michael Duffy

Ignacio Carranza Cerda PhD, Sustainable Agriculture, 2009

Dissertation: The role of capitals in the promotion of sustainable community microfinance organizations

Advisor: Russell Mullen

David Correll M.S., Sustainable Agriculture, 2009

Thesis: Optimized landscape plans for bio-oil production

Advisor: Michael Duffy

Susan DeBlieck M.S., Sustainable Agriculture, 2009
Matthew Hoffman M.S., Sustainable Agriculture, 2009

Thesis: Keeping the wineglass full: Exploring the intersection of sustainable viticulture and sustaining winegrower legacy in Lodi, California

Advisor: Cornelia Flora

Peter Lammers PhD, Sustainable Agriculture 2009
Tomoko Ogawa M.S., Sustainable Agriculture, 2009

Thesis: Looking at community gardens through neoliberal lenses

Advisor: Carmen Bain

Adam Sisson M.S., Sustainable Agriculture, 2009

Thesis: Assessing new methods of integrated pest management for apple orchards in the Midwest and phenology of sooty blotch and flyspeck fungi on apples in Iowa

Advisor: Matthew Liebman

Haroon Sseguya PhD, Sustainable Agriculture, 2009

Dissertation: Impact of social capital on food security in southeast Uganda

Advisors: Robert Mazur, Betty Wells

Arion Thiboumery PhD, Sustainable Agriculture, 2009

Dissertation: Small Meat Processors Working Group: Managing knowledge in a new era of agriculture

Advisor: Cornelia Flora

2008
Amber Anderson M.S., Sustainable Agriculture, 2008

Thesis: The effects of farmer attitudes and farm management practices on soil quality: a study in Cherokee County, Iowa

Advisor: Andrew Manu

Gregory Bennet PhD, Sustainable Agriculture, 2008

Dissertation: Identity preservation & traceability: the state of the art – from a grain perspective (status of agricultural quality systems / traceability / certification systems)

Advisors: Charles Hurburgh, Michael Duffy, Richard Kottman

Sarah Carlson M.S., Sustainable Agriculture, 2008

Thesis: An integrated approach to investigating the reintroduction of flax production in Iowa

Advisor: Mary Wiedenhoeft

Anthony Machacha M.S., Sustainable Agriculture, 2008

Thesis: Farmer field schools in Bungoma district of western Kenya: a rapid appraisal

Advisor: Robert Mazur, Ricardo Salvador, Francis Owusu

Ryan Marquardt M.S., Sustainable Agriculture, 2008

Thesis: Grassland bird abundance and nesting in short-duration rotationally grazed pastures in southwest Iowa

Advisors: James Pease, Stephen Dinsmore, Stephen Barnhart

Devan McGranahan M.S., Sustainable Agriculture, 2008

Thesis: Degradation and restoration in remnant tallgrass prairie: Grazing history, soil carbon, and invasive species affect community composition and response to the fire-grazing interaction

Advisor: David Engle

Valentin Picasso PhD, Sustainable Agriculture, 2008

Dissertation: Diversity, productivity, and stability in perennial polycultures used for grain, forage, and biomass production

Advisor:  E. Charles Brummer

2007
Melissa Cheatham M.S., Sustainable Agriculture, 2007

Thesis: Species and functional diversity effects on productivity and nutrient uptake: implications for designing sustainable agricultural systems in the Midwest

Advisor: Matthew Helmers, Heidi Asbjornsen

Kristen Corey M.S., Sustainable Agriculture, 2007

Thesis: The Endangered Species Act, local power and contested issues on the rural-urban interface

Advisor: Lois Wright Morton

Ann-Marie Finan PhD, Sustainable Agriculture, 2007

Dissertation: Agriculture and ideology in a globalized world: a multiplicity of farmer discourses

Advisor: Jan Flora, Fred Kirschenmann

Hannah Lewis M.S., Sustainable Agriculture, 2007

Thesis: Hacia el ranchito: Mexican immigrants, farming and sustainable rural livelihoods in Iowa

Advisor: Jan Flora

Ryan Maher M.S., Sustainable Agriculture, 2007

Thesis: Soil respiration and plant growth across a chronosequence of tallgrass prairie reconstructions

Advisor: Heidi Asbjornsen

Julia Olmstead M.S., Sustainable Agriculture, 2007

Thesis: Diversifying Midwestern agriculture with perennial forages: a review of the benefits and barriers to forages in Iowa, and a genetic study of biofuel potential for reed canarygrass

Advisor: Charles Brummer

Denis Reich M.S., Sustainable Agriculture, 2007

Thesis: Evaluating the Conservation Security Program utilizing the perceptions and economics of producer participation: implications for land stewardship in Iowa agriculture

Advisor: James Kliebenstein

Lindsay Werth M.S., Sustainable Agriculture, 2007

Thesis: Characterization and classification of Native American maize landraces from the Southwestern United States

Advisor: Candice Gardner

2006
Heather Hughes M.S., Sustainable Agriculture, 2006

Thesis: The utility of Sustainable Livelihoods Framework in NGOs in Peru

Fred Iutzi M.S., Sustainable Agriculture, 2006

Thesis: Winter cereal grain – forage legume intercrops: component yield tradeoffs and potential for cultivar improvement

Kevin Jensen M.S., Sustainable Agriculture, 2006

Thesis: Soil quality response to manure or compost amendments in alternative Iowa farm systems

Enrique Ortiz-Torres M.S., Sustainable Agriculture, 2006

Dissertation: Effects of crop rotation and nitrogen fertilization on soil nitrate concentration and corn yield

Greg Shepherd M.S., Sustainable Agriculture, 2006

Thesis: A comparative agroecosystems analysis of soil water and root dynamics under six different vegetative cover types

2005
Ella Bitto M.S., Sustainable Agriculture, 2005

Dissertation: Poverty and food insecurity in rural Iowa: an examination of four food desert counties

Wendy Evans M.S., Sustainable Agriculture, 2005
Matthew Haan M.S., Sustainable Agriculture, 2005

Thesis: Impacts of forage management on phosphorus cycling and sediment and phosphorus transport in surface runoff

Andrew Heggenstaller M.S., Sustainable Agriculture, 2005

Thesis: Cropping system effects on weed population processes

Cassi Johnson M.S., Sustainable Agriculture, 2005
Karie Wiltshire M.S./MCRP, Sustainable Agriculture/Community and Regional Planning, 2005
Vanessa Zaifen M.S., Sustainable Agriculture, 2005

Thesis: A Market Chain Analysis of Chamaedorea Palms: Prospects for Fair Trade Labeling

2004
Rhonda Graef M.S., Sustainable Agriculture, 2004
Carlos Khatounian PhD, Sustainable Agriculture, 2004

Dissertation: Weed control in no-till organic soybean in southern Brazil

Advisor: Matt Liebman

Emily Neuman M.S., Sustainable Agriculture, 2004

Thesis: Public access to urban-grown produce : Who eats local? : A case study of Intervale food consumption in Burlington, Vermont

Xiaofan Niu M.S., Sustainable Agriculture, 2004
2003
Jennifer Bousselot M.S., Sustainable Agriculture, 2003
Amy Hasan M.S., Sustainable Agriculture, 2003
Garth Kelly M.S., Sustainable Agriculture, 2003

Thesis: Method for comparative analysis of agricultural systems

Paige Knutsen M.S., Sustainable Agriculture, 2003

Thesis: Threatened existence: Saba senegalensis in southeastern Senegal

Advisor: Lorna Michael Butler

Pernell Meier M.S., Sustainable Agriculture, 2003
Erin Meier M.S., Sustainable Agriculture, 2003

Thesis: Factors affecting symbolic and use adoption of local foods for consumers in Black Hawk County, Iowa

Advisor: Michael D. Duffy

Ryan Rusk Sustainable Agriculture 2003
Melissa Schafer Sustainable Agriculture 2003