Lupwayi, Newton, Ph.D.

Research Scientist, Environmental Health


Contact Information:

5403 - 1 Avenue South
PO Box 3000
Lethbridge, Alberta T1J 4B1
Telephone: 403-317-3315
Fax: 403-382-3156
Email: newton.lupwayi@agr.gc.ca

Areas of Expertise:

  • Soil microbial dynamics in agro-ecosystems
  • Nutrient release from organic soil amendments including crop residues
  • Biological nitrogen fixation in legumes, and endophytic rhizobia in non-legumes

Current Projects:

  • Nitrogen fixation and multi-year N release from pulse crop residues and green manure.
  • Sustainable expansion of canola production for the food and biodiesel markets.
  • Integrated nutrient management for improved productivity and environmental sustainability.
  • Impact of straw harvest for biofuel feedstock and other uses on soil quality and crop production.
  • Feedlot manure nutrient management: fine-tuning the process and optimizing end use.
  • Adding value to barley in a sustainable and cost-effective manner.

Affiliations:

  • Senior Associate Editor: Agronomy Journal (2008-Present)
  • Editorial Advisory Board Member: Agriculture, Ecosystems & Environment (Journal) (2009-Present)
  • Secretary: Canadian Society of Soil Science (2006-2008)

Research Publications:

The links below lead to abstracts with access to full text.

2016

2015

2014

2013

2012

2011

2010

2009

Other Science Related Publications:

2015

  • Beres, B.L., Pageau, D., Dion, Y., Turkington, T.K., Lupwayi, N.Z., Larney, F.J., Ellert, B.H., and Smith, E.G. (2015). "Rotational Diversity Effects in a Cereal-Based Cropping System.", Botany 2015, Shaw Convention Center, Edmonton, Alberta, Canada, July 25-29, 2015.
  • Beres, B.L., Pageau, D., Dion, Y., Turkington, T.K., Lupwayi, N.Z., Larney, F.J., Ellert, B.H., and Smith, E.G. (2015). "Rotational diversity effects in a cereal-based cropping system.", Canadian Journal of Plant Science. (Abstract)
  • Hamel, C., Li, Y., Lupwayi, N.Z., Jazestani, J., and Abdellatif, L. (2015). "Improving Nutrient Efficiency with AM fungi.", FarmTech - Invited Talk at Techtransfer Conferences, Edmonton EXPO Centre at Northlands, January 26-28, 2015. (Presentation)
  • Harker, K.N., O'Donovan, J.T., Turkington, T.K., Blackshaw, R.E., Lupwayi, N.Z., Smith, E.G., Johnson, E.N., Kutcher, H.R., Willenborg, C.J., Gan, Y.T., Dosdall, L.M., Hall, L.M., Peng, G., Irvine, R.B., and Mohr, R.M. (2015). "Sustainable canola production increases with cropping system diversity.", 14th International Rapeseed Congress, Saskatoon, SK, Canada, July 5-9, 2015. (Poster)
  • O'Donovan, J.T., Grant, C.A., Blackshaw, R.E., Harker, K.N., Johnson, E.N., Gan, Y.T., May, W.E., Turkington, T.K., Lupwayi, N.Z., Khakbazan, M., and Smith, E.G. (2015). "Legumes in rotation affect hybrid canola and malting barley.", 14th International Rapeseed Congress, Saskatoon, SK, Canada, July 5-9, 2015, Keynote Theme D oral presentation.
  • Turkington, T.K., Xi, K., Harker, K.N., O'Donovan, J.T., Blackshaw, R.E., McAllister, T.A., and Lupwayi, N.Z. (2015). "The impact of barley variety rotation, mixtures, and intercropping on leaf disease and silage production.", Canadian Journal of Plant Pathology. (Abstract)
  • Turkington, T.K., Xi, K., Harker, K.N., O'Donovan, J.T., Blackshaw, R.E., McAllister, T.A., and Lupwayi, N.Z. (2015). "The impact of barley variety rotation, mixtures, and intercropping on leaf disease and silage production.", XVIII International Plant Protection Congress (IPPC), Free University Berlin, Henry Ford Building, Berlin, Germany, August 24-27, 2015.

2014

  • Beres, B.L., Pageau, D., Dion, Y., Turkington, T.K., Lupwayi, N.Z., Larney, F.J., Ellert, B.H., and Smith, E.G. (2014). "Rotational Diversity Effects in a Triticale-Based Cropping System.", ASA, CSSA and SSSA International Annual Meeting 2014, Long Beach, CA, USA, November 2-5, 2014.
  • Larney, F.J., Li, L., Lupwayi, N.Z., Angers, D.A., Pearson, D.C., and Blackshaw, R.E. (2014). "Irrigated crop rotations: soil quality.", Irrigated Crop Production Update, Lethbridge, AB, Canada, January 21-22, 2014.
  • Larney, F.J., Li, L., Lupwayi, N.Z., Angers, D.A., Pearson, D.C., and Blackshaw, R.E. (2014). "Soil quality changes over 12 years of conservation management on irrigated crop rotations in southern Alberta.", Canadian Geophysical Union-Canadian Society of Soil Science (CGU/CSSS) Joint Annual Meeting, Banff, AB, Canada, May 4-8, 2014, Poster. (Abstract)
  • Lupwayi, N.Z., Harker, K.N., Larney, F.J., Blackshaw, R.E., and O'Donovan, J.T. (2014). "Correlating soil microbial properties with crop yields in the Canadian prairies: two case studies.", Soil's Role in Restoring Ecosystem Services Conference, Sacramento, CA, USA, March 6-9, 2014. (Abstract)
  • Lupwayi, N.Z., Larney, F.J., Pearson, D.C., Kanashiro, D.A., and Blackshaw, R.E. (2014). "Shifts in soil microbial community structure after 12 years of conservation management on irrigated crop rotations.", 51st Annual Alberta Soil Science Workshop, Calgary, AB, Canada, February 12-14, 2014, pp. 37. (Abstract)
  • O'Donovan, J.T., Grant, C.A., Blackshaw, R.E., Harker, K.N., Johnson, E.N., Gan, Y.T., May, W.E., Lafond, G.P., Turkington, T.K., Lupwayi, N.Z., Khakbazan, M., and Smith, E.G. (2014). "Rotational Effects of Legumes and Non-Legumes on Hybrid Canola, and Malting Barley.", American Society of Agronomy Annual Meeting 2014, Long Beach, CA, USA, November 3-5, 2014.
  • O'Donovan, J.T., Harker, K.N., Turkington, T.K., Blackshaw, R.E., Beres, B.L., Clayton, G.W., Lafond, G.P., Lupwayi, N.Z., and Dosdall, L.M. (2014). "The role of agronomic research in meeting cropping system challenges in western Canada.", 2nd Canadian Wheat Symposium, Saskatoon, SK, Canada, June 8-11, 2014.
  • Turkington, T.K., Xi, K., Harker, K.N., O'Donovan, J.T., Blackshaw, R.E., McAllister, T.A., and Lupwayi, N.Z. (2014). "The impact of barley variety monoculture, rotation and mixtures, and intercropping on leaf disease and silage production.", 1st International Workshop on Barley Leaf Diseases, SalsomaggioreTerme, Italy, June 3-6, 2014, pp. 73. (Abstract)

2013

  • O'Donovan, J.T., Harker, K.N., Turkington, T.K., Lafond, G.P., Lupwayi, N.Z., Blackshaw, R.E., Clayton, G.W., and Dosdall, L.M. (2013). "The Role of Agronomic Research in Meeting Current and Future Cropping System Challenges in Western Canada.", ASA/CSSA/SSSA International annual meeting: Water, Food, Energy and Innovation for a Sustainable World, Tampa, Florida, USA, November 3-6, 2013.
  • Pageni, B.B., Lupwayi, N.Z., Akter, Z., Larney, F.J., and Kawchuk, L.M. (2013). "Characterization of bacterial endophytes from potato (Solanum tuberosum L.) reveals growth-promoting and antagonistic properties in vitro.", 50th Annual Alberta Soil Science Workshop, Lethbridge, AB, Canada, February 19-21, 2013.
  • Pearson, D.C., Larney, F.J., Blackshaw, R.E., and Lupwayi, N.Z. (2013). "Soil carbon changes over 12 years on the Vauxhall irrigated rotation study.", 50th Annual Alberta Soil Science Workshop, Lethbridge, AB, Canada, February 19-21, 2013. (Abstract)

2012

  • Larney, F.J., Pearson, D.C., Blackshaw, R.E., Lupwayi, N.Z., Regitnig, P.J., and Balasubramanian, P.M. (2012). "Irrigated crop rotation research: Findings from the Vauxhall rotation study over 12 years (2000-11).", 2012 Irrigated Crop Production Update Conference, Lethbridge, AB, Canada, January 31-February 1, 2012. (Abstract)
  • Larney, F.J., Pearson, D.C., Blackshaw, R.E., Lupwayi, N.Z., and Balasubramanian, P.M. (2012). "Irrigated dry bean response to cropping history and soil management practices in southern Alberta.", 9th Canadian Pulse Research Workshop, Niagara Falls Marriott Gateway, Niagara Falls, ON, Canada, November 6-12, 2012. (Abstract)
  • Larney, F.J., Pearson, D.C., Blackshaw, R.E., Lupwayi, N.Z., and Regitnig, P.J. (2012). "Building soil quality on irrigated rotations in southern Alberta.", 49th Annual Alberta Soil Science Workshop, Ramada Inn, Edmonton, AB, Canada, February 14-16, 2012. (Abstract)
  • Larney, F.J., Pearson, D.C., Blackshaw, R.E., Lupwayi, N.Z., and Regitnig, P.J. (2012). "What have we learned about potatoes in the 12 yr Vauxhall irrigated rotation study.", Potato Growers of Alberta Annual Meeting, Red Deer, AB, Canada, November 13-15, 2012. (Poster)
  • Olson, M.Lupwayi, N.Z. (2012). "Has the faba bean's time arrived?", Pulse Crop News, 2012(Winter), pp. 23-24.
  • Pageni, B.B., Lupwayi, N.Z., Larney, F.J., Kawchuk, L.M., Pearson, D.C., Blackshaw, R.E., and Gan, Y.T. (2012). "Characterization of bacterial endophytes associated with Solanum tuberosum in irrigated cropping systems.", 112th General Meeting of American Society for Microbiology, San Francisco, CA, USA, June 15-19, 2012. (Abstract)
  • Pageni, B.B., Lupwayi, N.Z., Larney, F.J., Kawchuk, L.M., Pearson, D.C., Blackshaw, R.E., and Gan, Y.T. (2012). "Preceding crop, rotation length and soil management effects on bacterial endophytes.", 49th Annual Alberta Soil Science Workshop, Ramada Inn, Edmonton, AB, Canada, February 14-16, 2012. (Abstract)

2011

  • Akter, Z., Lupwayi, N.Z., and Balasubramanian, P.M. (2011). "Nitrogen-use efficiency and biological nitrogen fixation of dry beans.", 49th Annual Alberta Soil Science Workshop, Ramada Inn, Edmonton, AB, Canada, February 14-16, 2012. (Abstract)
  • Akter, Z., Lupwayi, N.Z., and Balasubramanian, P.M. (2011). "Nitrogen-use efficiency and biological nitrogen fixation of dry beans.", Biennial Meeting of the Bean Improvement Cooperative and North American Pulse Improvement Association (BIC/NAPIA 2011), Verdanza Hotel, San Juan, Puerto Rico, October 30-November 2, 2011. (Abstract)
  • Akter, Z., Lupwayi, N.Z., and Balasubramanian, P.M. (2011). "Nitrogen-use efficiency and biological nitrogen fixation of dry beans.", Pulse Science Cluster Scientific Meeting 2011, Radisson Hotel, Saskatoon, SK, Canada, November 17-18, 2011. (Abstract)
  • Dai, M., Hamel, C., St. Arnaud, M., Grant, C.A., Lupwayi, N.Z., Janzen, H.H., Yang, X.Q., and Zhou, Z. (2011). "Composition and diversity of arbuscular mycorrhizal fungi in cropping system associated with different soil zones using pyrosequencing.", Soils Ecology Society Meeting 2011, University of British Columbia - Okanagan, Kelowna, BC, Canada, May 24-27, 2011, pp. 43.
  • Grant, C.A., Zebarth, B.J., Malhi, S.S., Soon, Y.K., Selles, F., Lupwayi, N.Z., O'Donovan, J.T., Harker, K.N., and Clayton, G.W. (2011). "Changes in soil ammonium and nitrate concentration over the growing season in western Canada as affected by urea or controlled release urea application.", 12th International Symposium on Soil and Plant Analysis, Mediterranean Agronomic Institute of Chania, Crete, Greece, June 6-10, 2011.
  • Larney, F.J. and Lupwayi, N.Z. (2011 Internal). Irrigated cropping systems for sustainable production: The Vauxhall Irrigated Rotation Study (Annual Report to Pulse Science Cluster)., Agriculture and Agri-Food Canada (AAFC)/Agriculture et Agroalimentaire Canada (AAC). (Report)
  • Larney, F.J., Pearson, D.C., Blackshaw, R.E., Lupwayi, N.Z., Regitnig, P.J., and Balasubramanian, P.M. (2011). "Dry bean performance in the Vauxhall irrigated rotation study over 12 growing seasons (2000-11).", Pulse Science Cluster Scientific Meeting 2011, Radisson Hotel, Saskatoon, SK, Canada, November 17-18, 2011. (Abstract)
  • Larney, F.J., Pearson, D.C., Blackshaw, R.E., Lupwayi, N.Z., Regitnig, P.J., and Forge, T.A. (2011 Internal). "Soil properties of an irrigated rotation study with sustainable and conventional practices.", Lethbridge Research Centre Open House, Lethbridge, AB, Canada, July 20, 2011. (PowerPoint presentation)
  • Larney, F.J., Pearson, D.C., Blackshaw, R.E., Lupwayi, N.Z., and Regitnig, P.J. (2011). "A soil conservation package for irrigated rotations in southern Alberta.", 2011 ASA-CSSA-SSSA International Annual Meeting: Fundamental for life: soil, crop and environmental sciences, San Antonio, TX, USA, October 16-19, 2011. (Abstract)
  • Larney, F.J., Pearson, D.C., Blackshaw, R.E., Lupwayi, N.Z., and Regitnig, P.J. (2011). "Potato performance in the Vauxhall irrigated rotation study over 12 growing seasons (2000-11).", 2011 Annual Meeting of Potato Growers of Alberta, Calgary, AB, Canada, November 15-18, 2011. (Abstract)
  • Lupwayi, N.Z. (2011). "Conserving biological soil health.", Southern Alberta Soil Conservation Association (SACA) AGM, Taber, AB, Canada, February 26, 2011. (Presentation)
  • Lupwayi, N.Z. (2011). "Crop residues for improving biological soil health.", International No Till Conference, Dnipropetrosk, Ukraine, June 29-July 1, 2011.
  • Lupwayi, N.Z. (2011). "Crop rotation effects on soil biology and health.", Agronomy Update Conference 2011, Lethbridge, AB, Canada, January 18-19, 2011. (Presentation)
  • Lupwayi, N.Z. (2011). "Microbial decomposition of legume crop residues and N release.", Soils Ecology Society Meeting 2011, University of British Columbia - Okanagan, Kelowna, BC, Canada, May 24-27, 2011. (Abstract)
  • Lupwayi, N.Z. and Soon, Y.K. (2011 Internal). Nitrogen fixation and multi-year N release from pulse crop residues. Final Report, submitted to Alberta Crop Industry Development Fund (ACIDF), Lacombe, AB. March 31, 2011. 48 pp. (Report)
  • Lupwayi, N.Z. and Soon, Y.K. (2011). "Nitrogen fixation and multi-year N release from pulse crop residues.", Pulse Science Cluster Scientific Meeting 2011, Radisson Hotel, Saskatoon, SK, Canada, November 17-18, 2011. (Abstract)
  • Lupwayi, N.Z. and Soon, Y.K. (2011). "Nitrogen released from legume crop residues during two succeeding non-legume crops.", Plant Canada 2011, Saint Mary’s University, Halifax, NS, Canada, July 17-21, 2011. (Abstract)
  • O'Donovan, J.T., Blackshaw, R.E., Grant, C.A., Harker, K.N., Lafond, G.P., Johnson, E.N., Gan, Y.T., May, W.E., Turkington, T.K., and Lupwayi, N.Z. (2011). "Legume Crops to Improve Soil Fertility for Enhanced Canola Production.", 2011 ASA-CSSA-SSSA International Annual Meeting: Fundamental for life: soil, crop and environmental sciences, San Antonio, TX, USA, October 16-19, 2011. (Poster)
  • Pageni, B.B., Lupwayi, N.Z., Larney, F.J., Kawchuk, L.M., Pearson, D.C., Blackshaw, R.E., and Gan, Y.T. (2011). "Preceding crop, rotation length and soil management effects on bacterial endophytes.", Pulse Science Cluster Scientific Meeting 2011, Radisson Hotel, Saskatoon, SK, Canada, November 17-18, 2011. (Abstract)
  • Pageni, B.B., Lupwayi, N.Z., Larney, F.J., Pearson, D.C., and Blackshaw, R.E. (2011). "Soil microbial biomass and diversity in irrigated crop systems.", Soil Ecology Society Meeting, Kelowna, BC, Canada, May 24-27, 2011. (Abstract)

2010

  • Benke, M.B., Goh, T.B., Karamanos, R.E., Hao, X., and Lupwayi, N.Z. (2010). "Retention of injected NH3 fertilizer as affected by soil physical and chemical properties.", 2010 Joint Conference of the Canadian Society of Soil Science (CSSS) and the Canadian Society of Agronomy (CSA): Transfers & Transformations: Our Evolving Biosphere, University of Saskatchewan, Saskatoon, SK, Canada, June 20-24, 2010, pp. 68.
  • Benke, M.B., Hao, X., O'Donovan, J.T., Clayton, G.W., Lupwayi, N.Z., Caffyn, P.R., and Hall, M. (2010). "Livestock manure improves acid soil productivity under cold northern Alberta climate.", 47th Annual Alberta Soil Science Workshop, Lethbridge, AB, Canada, February 16-18, 2010, pp. 27. (Workshop)
  • Larney, F.J., Pearson, D.C., Blackshaw, R.E., Lupwayi, N.Z., Regitnig, P.J., and Balasubramanian, P.M. (2010). "Wide-row vs.na rrow-row production of dry beans in the Vauxhall irrigated rotation study.", 8th Canadian Pulse Research Workshop, Calgary, AB, Canada, November 3-5, 2010.
  • Monreal, M.A., McLaren, D.L., Conner, R.L., Hwang, S.F., Chang, K.F., Gossen, B.D., Mohr, R.M., and Lupwayi, N.Z. (2010). "Use of mycorhizes inoculums to control fusarium root rot of field pea.", Mycorhizes 2010 Symposium, Université Laval, Québec City, QC, Canada, October 28-29, 2010.

2009

  • Brandt, S.A., Harker, N., O'Donovan, J.T., Kutcher, H.R., Clayton, G.W., Lupwayi, N.Z., Turkington, T.K., Kapiniak, A., and Johnson, E.N. (2009). "The role of inputs in a canola-barley rotation: results of a 4-year study.", - 2008 Canola Trials: Studies conducted under the AAFC-Prairie Canola Agronomic Research (PCAR) Agreement, Agriculture and Agri-Food Canada (AAFC)/Agriculture et Agroalimentaire Canada (AAC), pp. 91-142.
  • Larney, F.J., Pearson, D.C., Blackshaw, R.E., Lupwayi, N.Z., Regitnig, P.J., and Dill, G.H. (2009). "Sustainable soil management practices for potatoes, dry beans, sugarbeet and wheat on an irrigated rotation study.", 18th Triennial Conference of International Soil Tillage Research Organization (ISTRO), Izmir, Turkey, July 15-19, 2009, Paper No. T1-012, [CD-ROM], pp. 7.
  • Larney, F.J., Pearson, D.C., Blackshaw, R.E., Lupwayi, N.Z., and Regitnig, P.J. (2009). "Sustainable potato rotations. McCains Grower Meeting.", McCains Grower Meeting, Canada, March 2, 2009. (Presentation)
  • Larney, F.J., Pearson, D.C., Blackshaw, R.E., Lupwayi, N.Z., and Regitnig, P.J. (2009). "The Vauxhall irrigated rotation study: potato yields after 10 years.", 2009 Annual Meeting of Potato Growers of Alberta, Kananaskis, AB, Canada, November 17-19, 2009, pp. 1. (Poster)
  • Larney, F.J., Pearson, D.C., Blackshaw, R.E., Regitnig, P.J., Lupwayi, N.Z., Forge, T.A., and Dill, G.H. (2009 Internal). Irrigated cropping systems for sustainable management. Annual Report 2008, submitted to Alberta Pulse Growers, Leduc, AB., Potato Growers of Alberta, Taber, AB, Canada. (Report)
  • Lupwayi, N.Z. (2009). "N release from grain legume residues and green manure.", Beaverlodge Soil Conservation Society, Beaverlodge, AB, Canada. (Presentation)
  • Lupwayi, N.Z. (2009). "Pulse crops in western Canada: impact on soil biology and biological processes.", Grande Prairie Agrologists, Grande Prairie, AB, Canada. (Presentation)
  • Lupwayi, N.Z. (2009). "Researcher studies microbiology as part of pulse production.", Pulse Crop News, 7(Spring 2009), pp. 26.
  • Lupwayi, N.Z. and Chirwa, R.M. (2009). "Impact of grain legumes on soil biology and biological processes in Sub-Saharan Africa.", 5th Africa Society of Soil Science Conference, Yaounde, Cameroon, November 22-28, 2009.
  • Lupwayi, N.Z. and Soon, Y.K. (2009). "Nitrogen release from grain legume residues and green manure.", 46th Annual Alberta Soil Science Workshop: An Earth Sciences Perspective of Soils, Mayfield Inn and Suites, Edmonton, AB, Canada, February 17-19, 2009. (Abstract)
  • Lupwayi, N.Z. and Soon, Y.K. (2009). "Nitrogen release from pulse crop residues and green manure.", FarmTech 2009, Edmonton, AB, Canada, January 28-30, 2009. (Abstract)
  • Lupwayi, N.Z. and Soon, Y.K. (2009). "Nitrogen release from pulse crop residues and green manure.", Joint Annual Meeting of the CSA-CSSS-CSAFM: Sciences for Sustainability: Soils, Agronomy, and Atmosphere, University of Guelph, Guelph, ON, Canada, August 5-7, 2009.
  • Lupwayi, N.Z., Soon, Y.K., Clayton, G.W., Bittman, S., Malhi, S.S., and Grant, C.A. (2009). "Soil microbial response to controlled-release urea under zero tillage and conventional tillage in western Canada.", 16th Annual International Plant Nutrition Colloquium (IPNC): Plant Nutrition for Sustainable Development and Global Health, Sacramento Convention Center, Sacramento, CA, USA, August 26-30, 2009. (Poster)
  • Soon, Y.K. and Lupwayi, N.Z. (2009). "Managing annual legumes to maximize their nitrogen benefits to sequent crops in north-western Canada.", 16th Nitrogen Workshop: Connecting different scales of nitrogen use in agriculture, Torino, Italy, June 28-July 1, 2009. (Poster)
  • Soon, Y.K., Grant, C.A., Lupwayi, N.Z., and Azooz, R.H. (2009). "Assessment of polymer-coated urea fertilizer versus the uncoated form for grain production in northern Alberta.", 46th Annual Alberta Soil Science Workshop: An Earth Sciences Perspective of Soils, Mayfield Inn and Suites, Edmonton, AB, Canada, February 17-19, 2009. (Abstract)
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