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Faculty-Student Research in Agriculture

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Below are examples of of recent faculty-student research in agriculture. Each project provides information on the motivation and objectives of the work, a listing of collaborators, and links for project deliverables and additional resources.


Reduced tillage practices in organic agriculture  | Estimating aboveground carbon in industrial hemp | Value addition of jackfruit | Suitability mapping of jackfruit

reduced tillage

Reduced tillage practices in organic agriculture

This applied agronomy research project is focused on comparing common tillage and reduced tillage practices used by organic farmers, including the use of soil-tarping, to terminate cover crops to prepare soils for vegetable production. This research will provide organic farmers with guidance for managing cover crops and reducing their tillage practices.

Years active
2024 - present

Lead faculty research mentor
Dr. Matthew Van Grinsven

Student collaborators

  • Ashlyn Albert (ENSS)
  • Elizabeth Armstrong (ENV)
  • Mary Jane Bauer (ENV)
  • Katelyn Bell (Biology)
    • McNair Scholar, 2024-2025
    • BI 488 Advanced Research, 2024
  • David Casto (ENV)
  • Ezra Dedenbach (M.S., Sustainability
    • GC 598 - Directed Studies, 2025
  • Maija Fox (ENV)
    • GC 491 - Internship, 2024
  • Wrenna Galloway (ENV)
  • Eden Griffis-Holmes
  • Alex Hulstrom (ENV)
  • Sean Kellogg
    • CH Research Mentorship, 2024
  • Emma Lemerand (Biology)
    • BI 499 - Internship, 2025
  • Olivia Maynard (ENV)
  • Simone Melle (M.S., Integrated Bioscience)
    • Research Chemist, 2024
  • Delany Miller (ENV)
    • Environmental Science Technician, 2025
  • Abby Owen (Biology)
  • Lola Rigano (ENV)
  • Madisen Thatcher
  • Calli Tomasoski (Biology)
    • BI 488 Advanced Research, 2024
  • Kata Rothhorn (ENV)
    • GC 491 - Internship, 2023
  • Trinity Valentin (EART)
  • Trey Walker (Chemistry)

Research collaborators

Dr. James DeDecker, Director, MSU-UPREC
Dr. Laura Brosius, Full Plate Farm
Dr. Philip Yangyuoru, Chemistry, NMU

Research sponsors

  1. Van Grinsven, M.J., A. Hulstrom, E. Lemerand, C. Tomasoski, L. Brosius, S. Melle, P. Yangyuoru, J. DeDecker. 2025. Comparing Soil Health and Fertility Outcomes Among Reduced Tillage Practices in Organic Vegetable Crop Production. 2025 CANVAS Conference. 

  2. Hultrom, A., M.J. Van Grinsven, E. Lemerand, C. Tomasoski, L. Brosius, J. DeDecker. 2025. Soil Moisture, Soil Temperature, and Greenhouse Gas Emissions Assessments for Reduced TillagePractices in Organic Vegetable Crop Production. 2025 CANVAS Conference. 

  3. Lemerand, E., M.J. Van Grinsven, C. Tomasoski, A. Hulstrom, L. Brosius, J. DeDecker.  2025. Comparing Organic Vegetable Production and Weed Management Outcomes Among Reduced TillagePractices in the Midwest U.S. 2025 CANVAS Conference.

  4. Van Grinsven, M.J., M. Fletcher, K. Bell, C. Tomasoski, L. Brosius, P. Rusmisel, S. Kellogg, P. Yangyuoru, J. DeDecker. 2025. Assessing Influence of Reduced Tillage Practices on Soil Health and Fertility for Organic Vegetable Crop Production. 2025 Marbleseed Organic Farming Conference.

  5. Bell, K., C. Tomasoski, M. Fletcher, L. Brosius, P. Rusmisel, M.J. Van Grinsven, J. DeDecker. 2025. Soil Temperature, Moisture, and Greenhouse Gas Emissions Assessment for Reduced Tillage Practices in Organic Vegetable Crop Production. 2025 Marbleseed Organic Farming Conference. 

  6. DeDecker, J., C. Tomasoski, M. Fletcher, K. Bell, L. Brosius, P. Rusmisel, M.J. Van Grinsven.  2025. Evaluating the Efficacy of Cover Crop Termination Methods and Weed Management Outcomes for Organic Vegetables in the Midwest U.S. 2025 Marbleseed Organic Farming Conference. 

  7. Van Grinsven M.J., K. Bell, L. Brosius, C. Tomasoski, P. Rusmisel, J. DeDecker. Evaluating Soil Temperature, Moisture and Greenhouse Gas Fluxes Among Reduced Tillage Practices for Organic Vegetable Crop Production. 2024 Agronomy Society of America, Crop Science Society of America & Soil Science Society of America International Annual Meeting.

  8. DeDecker, J., M.J. Van Grinsven, K. Bell, L. Brosius, C. Tomasoski, P. Rusmisel. Evaluating the Efficacy of Cover Crop Termination Methods and Weed Management Outcomes for Organic Vegetables in the Midwest U.S. 2024 Agronomy Society of America, Crop Science Society of America & Soil Science Society of America International Annual Meeting.

  9. Bell, K., J. DeDecker, L. Brosius, C. Tomasoski, P. Rusmisel, M.J. Van GrinsvenEvaluating the effects of conservation tillage methods on soil health and fertility.  2024 Agronomy Society of America, Crop Science Society of America & Soil Science Society of America International Annual Meeting.

  10. Rothhorn, K., C. Tomasoski, O. Maynard, K. Bell, E. Armstrong, S. Hayward, J. DeDecker, M.J. Van Grinsven. 2024 What the Tarp? Assessing Influence of Cover Crop Termination Practices on Soil Health and Fertility in Organic Vegetable Crop Production. 2024 Marbleseed Organic Farming Conference. 

  11. Maynard, O., K. Rothhorn, C. Tomasoski, K. Bell, E. Armstrong, S. Hayward, J. DeDecker, M.J. Van Grinsven. 2024 Tarping for the Future: Evaluating Soil Temperature and Soil Greenhouse Gas Fluxes Among Cover Crop Termination Methods for Organic Vegetable Crop Production. 2024 Marbleseed Organic Farming Conference. 

  12. Tomasoski, C., K. Rothhorn, O. Maynard, K. Bell, E. Armstrong, S. Hayward, J. DeDecker, M.J. Van Grinsven. 2024 To Tarp or Not to Tarp? Evaluating Effectiveness of Cover Crop Termination Methods and Weed Management Outcomes for Organic Vegetable Crop Production in the U.S. Midwest. 2024 Marbleseed Organic Farming Conference.  

  1. Van Grinsven, M.J. and J. DeDecker. “Comparison of Reduced Tillage Methods Available to Organic Growers: Assessing Soil, Climate and Crop Outcomes”. 2025 Upper Peninsula Master Gardeners Association Spring Meeting.

  2. Van Grinsven, M.J. and J. DeDecker. “Reducing Tillage Outcomes for Soil, Climate and Crops”. Michigan State University Extension 2025 Agriculture for Tomorrow Conference.

  3. DeDecker, J., M.J. Van Grinsven. “Vegetable Production in No-Till terminated Cover Crops”.  University of Wisconsin Madison Extension 2025 Climate Resilient Organic Vegetable Production Spring Meeting.

  1. 2025 Northern Michigan University Faculty Research Grant; Evaluating the influence of reduced tillage practices on soil health and plant fertility in organic vegetable production systems. Principal Investigator: M.J. Van Grinsven. $6,998

  2. 2024-25 Michigan State University College of Agriculture & Natural Resources Doug & Maria Bayer New Initiative Fund for Sustainable Agriculture; Reduced tillage effects on soil health, greenhouse gasses and organic vegetable production. Co-principal investigators: J. DeDecker, M.J. Van Grinsven and L. Brosius. $49,978

  3. 2024 Organic Valley Farmers Advocating for Farmers (FAFO); Reduced tillage effects on soil health, greenhouse gasses and organic vegetable production. Co-principal investigators: J. DeDecker, M.J. Van Grinsven and L. Brosius. $28,649
student with drone on industrial hemp project

Integrating field methods with drone-based remote sensing to estimate aboveground biomass and carbon

Industrial hemp is particularly effective at capturing and storing carbon from the atmosphere. In this project, we have developed a preliminary procedure for estimating carbon stored in hemp crop through an integration of field methods and drone-based lidar. This procedure for rapidly estimating aboveground carbon will support farmers interested in growing hemp as they participate in the carbon market.

Years active
2024 - present

Lead faculty research mentor
Dr. Adam T. Naito

Student collaborator
Trinity Valentin (EART)

Research collaborators
Dr. James DeDecker, Director, MSU-UPREC
Dr. Matthew Van Grinsven

Research sponsors

Products

Trinity recently presented her work at the 3 Minute Thesis (3MT) Competition at the Peak25 Conference. She earned First Place and the People’s Choice Award. Please see Trinity's presentation below.

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sustainable farming

Place-adapted agroecological knowledge and practices of small-scale sustainable farmers in the UP

The research project is exploring the place-adapted agroecological practices that farmers are using to manage their farms sustainably and regeneratively in the Upper Peninsula, a region where agriculture is particularly challenging. It is also investigating how these practices differ across different farming systems and the challenges farmers face in implementing the practices and managing their farms sustainably. The information from the study will be invaluable for beginning farmers pursuing sustainable farming in the Upper Peninsula.

Years active
2024 - present

Lead faculty research mentor
Dr. Jelili Adebiyi

Student collaborator
Miki Rogers (ENSS)

Research collaborators
Partridge Creek Compost
Justin Fairbanks

Research sponsors

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Value addition to fruits from four varieties of jackfruit grown in Uganda, East Africa

The Department of Earth, Environment, and Geographical Sciences at Northern Michigan University is pleased to host Dr. Justine Nakintu, a Research Associate visiting from Mbarara University of Science and Technology, Uganda. Dr. Nakintu is leading a project that explores pathways for adding value to jackfruit (Artocarpus heterophyllus).

Jackfruit, an emerging industrial crop in the tropics, has garnered significant attention from African farmers. However, its high perishability and a short shelf life of just five days result in substantial postharvest losses, especially during peak production seasons. This project aims to mitigate these losses by exploring preservation and value-addition techniques, such as producing jackfruit wine, biscuits, and fortifying maize flour. These strategies present alternatives to selling only fresh fruit, helping to reduce waste while creating new economic opportunities for local farming communities. Ultimately, the project aims to contribute to regional social and economic development.

Dr. Nakintu’s project also provides a unique and exciting opportunity for students to develop valuable skills in analyzing food nutrients and beverage phytochemicals. These skills—ranging from the analysis of phenols, tannins, flavonoids, saponins, alkaloids, to anthocyanins are essential for human health and highly sought after in the industry. By participating in this project, students will not only acquire these competencies but also contribute their results to the project report, boosting their academic and professional profiles in a meaningful way.

Students interested in this volunteer opportunity are encouraged to apply through the Head of Department, Dr. Susy Ziegler, by emailing eegs@nmu.edu by October 21, 2024. Applications should include a cover letter and an up-to-date resume. In the cover letter, please detail your academic background and qualifications relevant to the project, your career goals, and your specific interest in participating in this research.

All applications will be reviewed and shared with Dr. Justine Nakintu, the project’s principal investigator.

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Agro-climatic suitability mapping for jackfruit in Uganda, East Africa

The Department of Earth, Environment, and Geographical Sciences at Northern Michigan University is pleased to host Dr. Justine Nakintu, a Research Associate visiting from Mbarara University of Science and Technology, Uganda. Dr. Nakintu is leading a project focused on suitability mapping to identify areas ideal for jackfruit cultivation based on soil quality, climate, and topographic data.

Globally, jackfruit is considered an underutilized or neglected crop. However, thanks to its nutritional and nutraceutical benefits, it is gaining popularity as an industrial crop. Farmers in Uganda are increasingly turning to jackfruit as a cash crop. Many farmers are uncertain whether jackfruits will thrive on their farmland, and plant the crop through trial and error. To help farmers save valuable resources—both time and money—this project aims to map areas naturally suitable for jackfruit production. For less suitable areas, recommendations will be provided on the necessary investments to support successful cultivation.

During her time at Northern Michigan University, Dr. Nakintu seeks to collaborate with a student on this project. The student will gain valuable knowledge and skills to apply in their career and share with others. They will learn laboratory techniques for soil analysis, work with secondary climatic data, and develop GIS mapping and analysis expertise. Additionally, the findings will contribute to the student’s project report, enhancing their academic and professional credentials.

Students interested in this unique volunteer opportunity should apply through the Head of Department, Dr. Susy Ziegler, by emailing eegs@nmu.edu by October 21, 2024. Applications should include a cover letter and an up-to-date resume. In the cover letter, please highlight your academic background and qualifications relevant to the project, your career aspirations, and your specific interest in participating in this research.

All applications will be reviewed and shared with Dr. Justine Nakintu, the project’s principal investigator.

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