Newton Lupwayi, PhD

Image Newton Lupwayi
Research Scientist

Soil microbiology

Current research and/or projects

  • The right balance: management strategies for plugging organic soil health.
  • Soybean and Corn Cropping Systems - Integrated Crop Agronomy Cluster.
  • Optimizing agroecosystems resiliency - Optimizing systems productivity, resilience and sustainability in the major Canadian ecozones.
  • Integrating multiple beneficial management practices (BMPs) in organic cropping systems: Soil health, weed and insect interactions.
  • Elucidating and exploiting rhizosphere processes for improved soil health and productivity.
  • Evaluation of economic and agro-ecological merits of diverse cropping sequences with perennial forage seed and annual field crops.
  • Novel vs. traditional manure/compost to conserve soil resources and improve soil health.
  • Management strategies to improve rangeland soil health and productivity.
  • Diversity and ecosystem function of insects in cattle dung on pasture.

Research and/or project statements

Study soil microbial community composition, diversity and functioning in agroecosystems.

Professional activities / interests

Editor-in-Chief, Canadian Journal of Soil Science, 2017 & 2018

Editorial Board Member, Agriculture, Ecosystems and Environment (journal), 2009-Present

Education and awards

PhD Soil Microbiology, Lincoln University, New Zealand

Co-author of Best 2016 Agronomy Paper in Canadian Journal of Plant Science, 2017

Gold Harvest Award for Innovation, Collaboration and Service Excellence, Agriculture & Agri-Food Canada, 2015

International experience and/or work

Lilongwe University of Agriculture and Natural Resources, Lilongwe, Malawi

International Livestock Research Institute, Addis Ababa, Ethiopia

Key publications

  1. Larney, F.J., Pearson, D.C., Dill, G.H, Schwinghamer, T.D., Zvomuya, F., Blackshaw, R.E. and Lupwayi, N.Z. 20xx. Soil water dynamics over 12 growing seasons on irrigated fully-phased dry bean–potato–wheat–sugar beet rotations under conventional and conservation management. Can. J. Soil Sci. (In press).

    2021 - View publication details

  2. Tidemann BD, Harker KN, Geddes CM, Blackshaw RE, Lupwayi N, Shirtliffe S, Willenborg C, Johnson EN, Gulden R, Turkington TK, Semach G, Mulenga A (2020) Mitigating herbicide resistance: Incorporating integrated weed management strategies. Poster presentation at the Canadian Weed Science Society Virtual Meeting November 2020. Abstract 49. Available at

    2020 - View publication details

  3. Larney, F.J., Catton, H.A. Geddes, C.M., Lupwayi, N.Z., Forge, T.A., Lemke, R.L., and Helgason, B.L. 2020. Cover cropping for organic carrot production. Oral presentation. Organic Alberta and Holistic Management Canada Conference, January 31-February 2, 2020, Camrose, AB.

    2020 - View publication details

  4. Khanal, N., Azooz, R., Lupwayi N., Otani1 J., Yoder, C. (2019) Integrating perennial forage seed crops in the cropping systems in western Canada: An agroecological and economic assessment. In Proceedings of Plant Canada 2019: Communicating Innovation in Plant Science, Guelph, Ontario, Canada; 7-10 July 2019.

    2019 - View publication details

  5. Lupwayi, N.Z., Zhang, Y., Hao, X., Thomas, B.W., Eastman, A.H., Schwinghamer, T.D. (2019). Linking soil microbial biomass and enzyme activities to long-term manure applications and their nonlinear legacy, 74 34-42.

    2019 - View publication details

  6. Lupwayi, N.Z., Larney, F.J., Blackshaw, R.E., Pearson, D.C., Eastman, A.H. (2018). Soil Microbial Biomass and Its Relationship with Yields of Irrigated Wheat under Long-term Conservation Management, 183(5), 179-187.

    2018 - View publication details

  7. Lupwayi, N.Z., Kanashiro, D.A., Eastman, A.H., Hao, X. (2018). Soil phospholipid fatty acid biomarkers and β-glucosidase activities after long-term manure and fertilizer N applications, 82(2), 343-353.

    2018 - View publication details

  8. Lupwayi, N.Z., May, W.E., Kanashiro, D.A., Petri, R.M. (2018). Soil bacterial community responses to black medic cover crop and fertilizer N under no-till, 124 95-103.

    2018 - View publication details

  9. Soden, C, Hao X, Thomas BW, Stoeckli K, Floate K, Lupwayi N. 2018. Could dung pats treated with and without ivermectin affect insect activities and impact soil available nitrogen on native pasture? 2018 Alberta Soil Science Workshop, Edmonton AB, Feb 20-22, 2018.

    2018 - View publication details

  10. Zhang, Y., Hao, X., Alexander, T.W., Thomas, B.W., Shi, X., Lupwayi, N.Z. (2018). Long-term and legacy effects of manure application on soil microbial community composition, 54(2), 269-283.

    2018 - View publication details

  11. Hao, X., C. Soden, J. Stoeckli, B.W. Thomas, K.D. Floate and N. Lupwayi. 2018. Could insect activities reduce greenhouse gas emissions from dung pats? 71st Annual Meeting of the Society for Range Management, Sparks, Nevada, 28 January – 02 February. [oral presentation]

    2018 - View publication details

  12. Khakbazan, M., Grant, C.A., Huang, J., Zhong, C., Smith, E.G., O’Donovan, J.T., Mohz, R.M., Blackshaw, R.E., Harker, K.N., Lafond, G.P., Johnson, E.N., May, W.E., Turkington, T.K., Gan, Y., Lupwayi, N.Z., St. Luce, M. (2018). Economic impact of residual Nitrogen and preceding crops on wheat and canola, 110(1), 339-348.

    2018 - View publication details

  13. Akter, Z., Pageni, B.B., Lupwayi, N.Z., Balasubramanian, P.M. (2018). Biological nitrogen fixation by irrigated dry bean (Phaseolus vulgaris L.) genotypes, 98(5), 1159-1167.

    2018 - View publication details

  14. Harker, K.N., Hartman, M.D., Tidemann, B.D., O’Donovan, J.T., Turkington, T.K., Lupwayi, N.Z., Smith, E.G., Mohr, R.M. (2017). Attempts to rescue yield loss in continuous canola with agronomic inputs, 98(3), 703-716.

    2017 - View publication details

  15. Lupwayi, N.Z., Larney, F.J., Blackshaw, R.E., Kanashiro, D.A., Pearson, D.C., Petri, R.M. (2017). Pyrosequencing reveals profiles of soil bacterial communities after 12 years of conservation management on irrigated crop rotations, 121 65-73.

    2017 - View publication details

  16. Larney, F.J., Pearson, D.C., Blackshaw, R.E., Lupwayi, N.Z. (2017). Soil surface cover on irrigated rotations for potato (Solanum tuberosum L.), dry bean (Phaseolus vulgaris L.), sugar beet (Beta vulgaris L.), and soft white spring wheat (Triticum aestivum L.) in southern Alberta, 72(6), 584-596.

    2017 - View publication details

  17. Larney, F.J., Pearson, D.C., Blackshaw, R.E., Lupwayi, N.Z., Conner, R.L. (2017). Soft white spring wheat is largely unresponsive to conservation management in irrigated rotations with dry bean, potato, and sugar beet, 98(1), 155-171.

    2017 - View publication details

  18. Zhang, Y., Shen, H., He, X., Thomas, B.W., Lupwayi, N.Z., Hao, X., Thomas, M.C., Shi, X. (2017). Fertilization shapes bacterial community structure by alteration of soil pH, 8(JUL),

    2017 - View publication details

  19. Le microbiome fongique du canola, structure et variations.

    2017 - View publication details

  20. Wijekoon, C.P., Pageni, B.B., Kalischuk, M.L., Lupwayi, N.Z., Kawchuk, L.M. (2017). Amplification of the Phytophthora infestans RG57 loci Facilitates in planta T-RFLP Identification of Late Blight Genotypes, 94(3), 251-257.

    2017 - View publication details

Research facility

5403 1st Avenue South
Lethbridge, AB T1J 4B1


Canadian Society of Soil Science

Soil Science Society of America