Drury, Craig, Ph.D.

Soil Biochemistry and Soil Management

Contact Information:

2585 County Road 20
Harrow, Ontario N0R 1G0
Telephone: 519-738-2251 (473)
Fax: 519-738-1266
Email: craig.drury@agr.gc.ca

Areas of Expertise:

  • Development and testing of methods to measure nitrogen transformations in soils (mineralization, denitrification and nitrate leaching)
  • Development of methods to reduce nitrogen losses from soils
  • Development of soil, crop and water management practices to improve soil quality and crop productivity

Current Projects:

  • The development of the residual soil nitrogen (RSN) and the indicator of risk of water contamination by nitrogen (IROWCN)
  • Refining the N index to determine the risk of nitrate contamination of surface and groundwater for Ontario agricultural soils
  • Understanding, predicting and managing nitrogen processes in soils to reduce environmental losses to air and water
  • Effectiveness of controlled drainage with sub-surface irrigation for mitigating the impacts of N inputs on water quality and crop productivity
  • Understanding the impacts of agronomic practices on soil organic carbon dynamics and sequestration for fine-textured soils

Affiliations:

  • Past President, Canadian Society of Soil Science
  • Associate Graduate Faculty, University of Guelph, Dept. of Land Resource Sciences
  • Adjunct Professor, Northeast Institute of Geography and Agroecology, Chinese Academy of Sciences
  • Director Innovative Farmers Association of Ontario (IFAO)
  • Past chair of the Ontario soil water and air research & services committee

Research Publications:

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

2013:

  • Liu, S., Yang, J.Y., Zhang, X.Y., Drury, C.F., Reynolds, W.D., and Hoogenboom, G. (2013). "Modelling crop yield, soil water content and soil temperature for a soybean-maize rotation under conventional and conservation tillage systems in Northeast China.", Agricultural Water Management, 123, pp. 32-44. doi : 10.1016/j.agwat.2013.03.001

2012:

2011:

2010:

2009:

Other Science Related Publications:

2012:

  • Drury, C.F., Reynolds, W.D., Tan, C.S., McLaughlin, N.B., Yang, X.M., and Calder, W. (2012). "Long-Term Effects of Fertilization and Crop Rotation on Nitrous Oxide Emissions From Soils.", 3rd AQSSS-CSSS Joint Meeting/Congrès conjoint AQSSS-SCSS: Soils in a changing climate: Friend of foe?, Manoir St-Castin, Québec City, QC, Canada, June 3-8, 2012, pp. 72.
  • Fan, R.-Q., Yang, X.M., Drury, C.F., Reynolds, W.D., and Zhang, X.-P. (2012). "Characterizing Organic Carbon in Aggregate Inner- and Outer-Core Fractions of Soils Under Different Land Use Systems.", 3rd AQSSS-CSSS Joint Meeting/Congrès conjoint AQSSS-SCSS: Soils in a changing climate: Friend of foe?, Manoir St-Castin, Québec City, QC, Canada, June 3-8, 2012, pp. 74.
  • Guo, X.-B., Drury, C.F., Yang, X.M., Reynolds, W.D., and Fan, R.-Q. (2012). "The Impact of the Degree of Soil Wetting and Drying on Nitrous Oxide Emissions.", 3rd AQSSS-CSSS Joint Meeting/Congrès conjoint AQSSS-SCSS: Soils in a changing climate: Friend of foe?, Manoir St-Castin, Québec City, QC, Canada, June 3-8, 2012, pp. 85.
  • Nyiraneza, J., Zebarth, B.J., Ziadi, N., Sharifi, M., Burton, D.L., Drury, C.F., Bittman, S., and Grant, C.A. (2012). "The ability of soil chemical and biological N availability indices to predict soil nitrogen supply of contrasting soils under corn.", Canadian Society of Soil Science (CSSS) and Association Québécoise de Spécialistes en Sciences du Sol (AQSSS) Joint Meeting, Manoir St-Castin, Lac Beauport, QC, Canada, June 3-8, 2012. (Poster)
  • Sansoulet, J.B., Pattey, E., Jégo, G., Tremblay, N., Drury, C.F., and Ma, C. (2012). "Performance evaluation of STICS crop model to simulate corn growth attributes in response to N rate and climate variations.", 11th International Conference on Precision Agriculture (ICPA), Indianapolis, IN, USA, July 15-18, 2012, pp. 12.
  • Shi, X.H., Zhang, X.-P., Yang, X.M., Drury, C.F., McLaughlin, N.B., Liang, A.-Z., Fan, R.-Q., and Jia, S. (2012). "Contribution of winter soil respiration to annual soil CO2 emission in a Mollisol under different tillage practices in northeast China [Global Biogeochemical Cycles 26 (GB3020)] (Erratum).", Global Biogeochemical Cycles, 26(3), pp. 1.
  • Tan, C.S., Zhang, T.Q., Welacky, T.W., and Drury, C.F. (2012). "Integration of Organic Amendments with Water Table Management Recycling System on Water Quality and Crop Production.", 2012 ASA-CSSA-SSSA International Annual Meeting, Cincinnati, OH, USA, October 21-24, 2012, #166-11. (Abstract)
  • Yang, X.M., Drury, C.F., Reynolds, W.D., McLaughlin, N.B., and Yang, J.Y. (2012). "Impacts of Fifty-Years of Crop Rotation and Fertilization on SOC and N of a Brookston Clay Loam in Southwestern Ontario.", 3rd AQSSS-CSSS Joint Meeting/Congrès conjoint AQSSS-SCSS: Soils in a changing climate: Friend of foe?, Manoir St-Castin, Québec City, QC, Canada, June 3-8, 2012, pp. 127.
  • Yang, X.M., Drury, C.F., and Reynolds, W.D. (2012). "Soil organic carbon and total nitrogen stocks 10 years after a single compost addition to brookston clay loam soil.", 3rd AQSSS-CSSS Joint Meeting/Congrès conjoint AQSSS-SCSS: Soils in a changing climate: Friend of foe?, Manoir St-Castin, Québec City, QC, Canada, June 3-8, 2012, pp. 151.
  • Zhang, T.Q., Tan, C.S., Welacky, T.W., Reynolds, W.D., Drury, C.F., Yang, J.Y., O'Halloran, I.P., Hua, Y.F., Prasher, S.O., and Lin, Z. (2012). Managing phosphorus and water in soils long-term continuously added with animal manures and inorganic fertilizers to increase crop use efficiency and to reduce adverse impacts on water quality in Great Lakes region. Report to AAFC. (Report)
  • Zhang, T.Q., Tan, K.C.B., Drury, C.F., and Reynolds, W.D. (2012). "Changes of soil phosphorus fractions induced by fertilization and crop rotation in comparison with virgin forest.", 3rd AQSSS-CSSS Joint Meeting/Congrès conjoint AQSSS-SCSS: Soils in a changing climate: Friend of foe?, Manoir St-Castin, Québec City, QC, Canada, June 3-8, 2012. (Abstract)

2011:

  • Cambouris, A.N., Zebarth, B.J., Ziadi, N., Grant, C.A., Hu, Z., Gagnon, B., Drury, C.F. (2011). "Agri-environmental effect of N fertilizer on potato production.", 2011 ASA-CSSA-SSSA International Annual Meeting: Fundamental for life: soil, crop and environmental sciences, San Antonio, TX, USA, October 16-19, 2011.
  • Cambouris, A.N., Zebarth, B.J., Ziadi, N., Grant, C.A., and Drury, C.F. (2011). "Impacts agro-environnementaux de divers fertilisants azotés sur la production de pomme de terre. Association québécoise de spécialistes en sciences du sol.", 25ème congrès annuel de l'AQSSS, Wendake, QC, Canada, May 25-27, 2011.
  • Drury, C.F., Reynolds, W.D., Yang, X.M., Welacky, T.W., McLaughlin, N.B., Calder, W., and Grant, C.A. (2011). "Tillage and N source effects on nitrous oxide emissions from soils.", 2011 ASA-CSSA-SSSA International Annual Meeting: Fundamental for life: soil, crop and environmental sciences, San Antonio, TX, USA, October 16-19, 2011.
  • Drury, C.F., Reynolds, W.D., Yang, X.M., and Yang, J.Y. (2011). "Challenges and Opportunities for Agriculture over the Next 50 Years. Future of Food: bioCEP3.", Biotechnology, Crops, Education, Policy, Production and Perception, London, ON, Canada, September 20, 2011. (Presentation)
  • Drury, C.F., Yang, J.Y., DeJong, R., Huffman, E.C., Yang, X.M., Reynolds, W.D., and Reid, D.K. (2011). "Validating the Residual Soil Nitrogen Indicator.", 2011 ASA-CSSA-SSSA International Annual Meeting: Fundamental for life: soil, crop and environmental sciences, San Antonio, TX, USA, October 16-19, 2011.
  • Fan, R.-Q., Yang, X.M., and Drury, C.F. (2011). "Mid-IR Spectroscopic Assessment of Structural Features of Organic Carbon In Particle Size Fractions of a Clay Loam Soil.", 2011 ASA-CSSA-SSSA International Annual Meeting: Fundamental for life: soil, crop and environmental sciences, San Antonio, TX, USA, October 16-19, 2011.
  • Fuller, K.D., Burton, D.L., Drury, C.F., Zebarth, B.J., Brimmett, M., Fillmore, S.A.E., Girdon, R.J., and St George, E. (2011). "Denitrification, losses in manure amended, permanent forage, and corn-soybean-wheat rotations in Atlantic Canada.", 2011 ASA-CSSA-SSSA International Annual Meeting: Fundamental for life: soil, crop and environmental sciences, San Antonio, TX, USA, October 16-19, 2011.
  • Guo, X.-B., Drury, C.F., Yang, X.M., Reynolds, W.D., and Zhang, R. (2011). "Impacts of constant versus fluctuating water-filled pore space on carbon mineralization in soils.", 2011 ASA-CSSA-SSSA International Annual Meeting: Fundamental for life: soil, crop and environmental sciences, San Antonio, TX, USA, October 16-19, 2011.
  • Guo, X.-B., Drury, C.F., Yang, X.M., Reynolds, W.D., and Zhang, R. (2011). "Influence of current and previous crop on soil basal and potential denitrification rates.", 2011 ASA-CSSA-SSSA International Annual Meeting: Fundamental for life: soil, crop and environmental sciences, San Antonio, TX, USA, October 16-19, 2011.
  • Miller, J.J., Bremer, E., Beasley, B.W., Drury, C.F., Zebarth, B.J., and Larney, F.J. (2011). "Macroaggregate characteristics in soil amended with fresh or composted cattle manure containing straw or wood-chip bedding.", 48th Annual Alberta Soil Science Workshop, Calgary, AB, Canada, February 15-17, 2011.
  • Nangia, V., Sunohara, M., Topp, E., Gregorich, E.G., Gottschall, N., Drury, C.F., Toussef, M.A., and Lapen, D.R. (2011). "Assessing field-scale effects of controlled tile drainage on N mass balance from corn and soybean fields in Eastern Ontario, Canada.", 2011 ASA-CSSA-SSSA International Annual Meeting: Fundamental for life: soil, crop and environmental sciences, San Antonio, TX, USA, October 16-19, 2011.
  • Nangia, V., Sunohara, M., Topp, E., Gregorich, E.G., Gottschall, N., Drury, C.F., and Lapen, D.R. (2011). "Measuring the effects of watertable management on soil greenhouse gas emissions from corn and soybean fields in Eastern Canada.", 2011 ASA-CSSA-SSSA International Annual Meeting: Fundamental for life: soil, crop and environmental sciences, San Antonio, TX, USA, October 16-19, 2011.
  • Reynolds, W.D., Drury, C.F., Yang, X.M., Tan, C.S., Zhang, T.Q., and Yang, J.Y. (2011). "Measuring Soil Hydraulic Properties Using a Falling-Head Borehole Permeameter.", 2011 ASA-CSSA-SSSA International Annual Meeting: Fundamental for life: soil, crop and environmental sciences, San Antonio, TX, USA, October 16-19, 2011.
  • Shi, X.H., Yang, X.M., Drury, C.F., Reynolds, W.D., McLaughlin, N.B., and Zhang, X.-P. (2011). "Impact of Ridge Tillage on Organic Carbon Sequestration in a Clay Loam Soil in Southwestern Ontario.", 2011 ASA-CSSA-SSSA International Annual Meeting: Fundamental for life: soil, crop and environmental sciences, San Antonio, TX, USA, October 16-19, 2011.
  • Yang, J.Y., Drury, C.F., DeJong, R., Huffman, E.C., and Yang, X.M. (2011). "Developing a Canadian Agricultural Nitrogen Budget (CANB v3.0) Model to Predict Residual Soil Nitrogen and Nitrate Leaching Across Canadian Farmland.", 2011 ASA-CSSA-SSSA International Annual Meeting: Fundamental for life: soil, crop and environmental sciences, San Antonio, TX, USA, October 16-19, 2011.
  • Yang, X.M., Drury, C.F., Reynolds, W.D., and Xie, H.T. (2011). "Determination of Organic Carbon and Nitrogen In Particulate and Particle Size Fractions of Brookston Clay Loam Soils Using Soil Infrared Spectroscopy.", 2011 ASA-CSSA-SSSA International Annual Meeting: Fundamental for life: soil, crop and environmental sciences, San Antonio, TX, USA, October 16-19, 2011.
  • Zhang, T.Q., Tan, C.S., Drury, C.F., MacLeod, J.A., Grimmett, M.G., Welacky, T.W., and Reynolds, W.D. (2011). Phosphorus cycling in agro-eco-systems and development for risk assessment tools and BMPs to improve water quality while maximizing crop productivity. Final Report, Agriculture and Agri-Food Canada (AAFC)/Agriculture et Agroalimentaire Canada (AAC). (Report)
  • Zhang, T.Q., Tan, C.S., Hu, Q.C., Drury, C.F., and Zheng, Z.M. (2011). "Long-term (≥45 yrs) cumulative effects of fertilization and cropping systems on soil phosphorus forms and losses in field water discharge.", 2011 ASA-CSSA-SSSA International Annual Meeting: Fundamental for life: soil, crop and environmental sciences, San Antonio, TX, USA, October 16-19, 2011.

2010:

  • Cambouris, A.N., Zebarth, B.J., and Drury, C.F. (2010). "Effect of Nitrogen Rate and Source on Nitrate Leaching Potential under Potato Production.", 2010 ASA-CSSA-SSSA International Annual Meeting, Long Beach Convention Center, Long Beach, CA, USA, October 31-November 4, 2010.
  • DeJong, R., Yang, J.Y., Drury, C.F., and Kirkwood, V. (2010). "Canadian Agri-Environmental Indicators for Nitrogen.", 65th Annual International Conference of the Soil and Water Conservation Society (SWCS), St. Louis, MO, USA, July 18-21, 2010, Poster #35, pp. 24. (Poster)
  • Drury, C.F., Reynolds, W.D., Tan, C.S., Yang, X.M., Zhang, T.Q., Welacky, T.W., and Yang, J.Y. (2010). "Impacts of conservation tillage, cover crops and watertable management on water partitioning and nutrient losses from agricultural soils.", 2010 ASA-CSSA-SSSA International Annual Meeting, Long Beach Convention Center, Long Beach, CA, USA, October 31-November 4, 2010.
  • Drury, C.F., Reynolds, W.D., Tan, C.S., Yang, X.M., Zhang, T.Q., Zebarth, B.J., and Welacky, T.W. (2010). "Impacts of soil and crop management practices on water partitioning and nutrient losses from agricultural fields.", 6th Biennial Conference of the Lake Erie Millennium Network, Windsor, ON, Canada, April 27-29, 2010, pp. 24.
  • Liu, H.L., Yang, J.Y., Tan, C.S., Drury, C.F., Reynolds, W.D., Zhang, T.Q., Bai, Y.L., Jin, J.Y., and He, P. (2010). "Using DSSAT model to simulate crop yield, soil water content and nitrate loss under an integrated wetland-reservoir subsurface irrigation system.", 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. 122.
  • Reynolds, W.D., Drury, C.F., Tan, C.S., Yang, X.M., Zhang, T.Q., and Yang, J.Y. (2010). "Measuring soil hydraulic properties using a cased borehole permeameter falling head analyses.", 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. 146.
  • Wang, Y.T., Zhang, T.Q., Hu, Q.C., Tan, C.S., O'Halloran, I.P., Reid, D.K., Drury, C.F., Ma, B.-L., Ball Coelho, B.R., and Lauzon, J.D. (2010). "Estimating dissolved phosphorus concentrations in runoff water from six major Ontario soil series.", Environmental Sustainability Research Forum, Best Western Conference Centre, Guelph, ON, Canada, June 16, 2010. (Poster)
  • Zhang, T.Q., Tan, C.S., Drury, C.F., and Welacky, T.W. (2010). "The importance of sub-surface flow in soil phosphorus loss.", 2010 ASA-CSSA-SSSA International Annual Meeting, Long Beach Convention Center, Long Beach, CA, USA, October 31-November 4, 2010.

2009:

  • Drury, C.F., Parkin, G.W., Reynolds, W.D., Saso, J.K., Lauzon, J.D., Zhang, T.Q., Tan, C.S., Yang, J.Y., Yang, X.M., Welacky, T.W., and Reid, D.K. (2009). "Refining the N Index to determine the risk of nitrate contamination of surface and ground waters for Ontario agricultural soils.", Nutrient Management Joint Research Program, OMAFRA, Guelph, ON, Canada, March 10, 2009, Report NM8005.
  • Drury, C.F., Parkin, G.W., Reynolds, W.D., Saso, J.K., Lauzon, J.D., Zhang, T.Q., Tan, C.S., Yang, J.Y., Yang, X.M., Welacky, T.W., and Reid, D.K. (2009). "Refining the N Index to determine the risk of nitrate contamination of surface and ground waters for agricultural soils.", 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. (Abstract)
  • Drury, C.F., Parkin, G.W., Reynolds, W.D., Saso, J.K., Lauzon, J.D., Zhang, T.Q., Tan, C.S., and Welacky, T.W. (2009). "Modifying the N Index to predict nitrate leaching losses from agricultural soils.", 2009 ASA-CSSA-SSSA International Annual Meeting, Pittsburgh, PA, USA, November 1-5, 2009. (Abstract)
  • Drury, C.F., Parkin, G.W., Reynolds, W.D., Zhang, T.Q., Tan, C.S., Yang, J.Y., Yang, X.M., Lauzon, J.D., Saso, J.K., Welacky, T.W., Reid, D.K., and DeJong, R. (2009). "Refining the N index to determine the risk of nitrate contamination of surface and groundwater for Ontario soils.", Nutrient Management Joint Research Forum (NMJRF): Meeting of researchers and project analysts, Delta Hotel and Conference Center, Guelph, ON, Canada, March 3, 2009. (Presentation)
  • Drury, C.F., Parkin, G.W., Reynolds, W.D., Zhang, T.Q., Tan, C.S., Yang, J.Y., Yang, X.M., Lauzon, J.D., Saso, J.K., Welacky, T.W., Reid, D.K., and DeJong, R. (2009). Refining the N Index to determine the risk of nitrate contamination of surface and ground waters for Ontario agricultural soils. Final report to Nutrient Management Joint Research Program. (Report)
  • Drury, C.F., Yang, J.Y., DeJong, R., Huffman, E.C., Yang, X.M., Reid, D.K., and Campbell, C.A. (2009). Changes in the Canadian soil residual nitrogen indicator over 25 Years: 1981-2006., AAFC National Agri-Environmental Health Analysis and Reporting Program (NAHARP), Ottawa, ON. (Report)
  • Reynolds, W.D., Drury, C.F., Tan, C.S., Yang, X.M., Zhang, T.Q., and Yang, J.Y. (2009). "A partially cased borehole permeameter method for measuring hydraulic conductivity in the unsaturated zone.", 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. (Abstract)
  • Reynolds, W.D., Drury, C.F., Tan, C.S., Zhang, T.Q., Yang, X.M., Yang, J.Y., and McLaughlin, N.B. (2009). "Current Soil Physics and Soil Physical Quality Research at AAFC-Harrow.", Canada-China Soil and Eco-Environment Cooperative Management Workshop, Shenyang City, Liaoning Province, China, May 5-7, 2009. (Presentation)
  • Tan, C.S., Zhang, T.Q., Drury, C.F., Reynolds, W.D., Oloya, T.O., and Gaynor, J.D. (2009). "Comparison of free drainage and controlled drainage/sub-irrigation water recycling system on nitrate, phosphorus lossess and crop production.", 25e Congrès de l'Est du Canada de Recherche sur la Qualité de l'Eau / 25th Eastern Canadian Symposium on Water Quality Research, University of Ottawa/Université d’Ottawa, Ottawa, ON, Canada, October 30, 2009.
  • Tan, C.S., Zhang, T.Q., Drury, C.F., Reynolds, W.D., Oloya, T.O., and Gaynor, J.D. (2009). "Effect of controlled drainage/sub-irrigation and water recycling on water quality and crop production.", Great Lakes Phosphorus Forum with SERA-17 Annual Meeting, Hilton Hotel and St. Clair Centre, Windsor, ON, Canada, July 28-31, 2009. (Poster)
  • Tan, C.S., Zhang, T.Q., Drury, C.F., Reynolds, W.D., Welacky, T.W., Yang, J.Y., and Yang, X.M. (2009). "Modernizing Water Management Facilities for Research on Environmental Sustainability Programs. Canada-China Soil and Eco-Environment Cooperative Management Workshop.", Canada-China Soil and Eco-Environment Cooperative Management Workshop, Shenyang City, Liaoning Province, China, May 5-7, 2009. (Presentation)
  • Tan, C.S., Zhang, T.Q., Drury, C.F., Welacky, T.W., and Reynolds, W.D. (2009). "Impacts of liquid and solid manures under controlled drainage with sub-irrigation recycling systems on water quality and crop production.", 2009 ASABE Annual International Meeting, Grand Sierra Resort and Casino, Reno, NV, USA, June 21-24, 2009, Vol. 3, Paper # 095903, pp. 1588-1598.
  • Tan, C.S., Zhang, T.Q., Drury, C.F., Welacky, T.W., and Reynolds, W.D. (2009). "The effect of Liquid and Solid Manures under Controlled Drainage with Sub-irrigation Recycling Systems on Water Quality and Crop Performance.", 25e Congrès de l'Est du Canada de Recherche sur la Qualité de l'Eau / 25th Eastern Canadian Symposium on Water Quality Research, University of Ottawa/Université d’Ottawa, Ottawa, ON, Canada, October 30, 2009.
  • Tan, C.S., Zhang, T.Q., Reynolds, W.D., Warner, J.T., and Drury, C.F. (2009). "Farm-scale Processing Tomato Production Using Surface and Sub-surface Drip Irrigation and Fertigation.", 7th Ontario Fruit and Vegetable Convention (OFVC 2009), Brock University, St. Catharines, ON, Canada, February 18-19, 2009. (Poster)
  • Wang, Y.T., Zhang, T.Q., Hu, Q.C., Tan, C.S., O'Halloran, I.P., Drury, C.F., Reid, D.K., Ball Coelho, B.R., Ma, B.-L., and Lauzon, J.D. (2009). "Estimating dissolved phosphorus concentrations in runoff water from Six Major Ontario Soil Series under Rainfall Simulations.", 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. (Abstract)
  • Wang, Y.T., Zhang, T.Q., Hu, Q.C., Tan, C.S., O'Halloran, I.P., Drury, C.F., Reid, D.K., Ma, B.-L., Ball Coelho, B.R., Lauzon, J.D., and Reynolds, W.D. (2009). "Estimating Dissolved Phosphorus Concentrations in Runoff Water from Ontario Soils.", Great Lakes Phosphorus Forum with SERA-17 Annual Meeting, Hilton Hotel and St. Clair Centre, Windsor, ON, Canada, July 28-31, 2009. (Poster)
  • Wang, Y.T., Zhang, T.Q., O'Halloran, I.P., Hu, Q.C., Tan, C.S., Drury, C.F., Reid, D.K., Ball Coelho, B.R., Ma, B.-L., and Lauzon, J.D. (2009). "Estimating dissolved phosphorus concentrations in sub-surface flow from Six Major Ontario Soil Series.", 2009 ASA-CSSA-SSSA International Annual Meeting, Pittsburgh, PA, USA, November 1-5, 2009. (Abstract)
  • Yang, J.Y., Drury, C.F., DeJong, R., Huffman, E.C., Kirkwood, V., and Yang, X.M. (2009). "Developing a Canadian agricultural nitrogen budget (CAB c3.0) model to simulate nitrogen cycle at Soil Landscape of Canada (1:1M scale).", 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. (Poster)
  • Yang, J.Y., Drury, C.F., Huffman, E.C., Yang, X.M., and DeJong, R. (2009). "Changes of fertilizer N, manure N and biological N across Canadian agricultural system.", 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. (Abstract)
  • Yang, J.Y., Drury, C.F., Yang, X.M., Reynolds, W.D., Zhang, T.Q., and Tan, C.S. (2009). "Models and Applications in Agro-ecosystems.", Canada-China Soil and Eco-Environment Cooperative Management Workshop, Shenyang City, Liaoning Province, China, May 5-7, 2009. (Presentation)
  • Yang, X.M., Drury, C.F., Reynolds, W.D., Yang, J.Y., Tan, C.S., Zhang, T.Q., and Fox, C.A. (2009). "Soil Organic Carbon Sequestration Research at AAFC-Harrow.", Canada-China Soil and Eco-Environment Cooperative Management Workshop, Shenyang City, Liaoning Province, China, May 5-7, 2009. (Presentation)
  • Yang, X.M., Drury, C.F., Reynolds, W.D., and Yang, J.Y. (2009). "Conservation tillage and soil organic carbon sequestration and dynamics.", Seminar by Institute of Geography and Agro-Ecology, Chinese Academy of Sciences, Changchun, China, July 16, 2009. (Presentation)
  • Yang, X.M., Drury, C.F., Reynolds, W.D., and Yang, J.Y. (2009). "Long-term effects of crop rotation and fertilization on soil organic carbon and total nitrogen pools of a clay loam soil in Southwestern Ontario.", 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. (Abstract)
  • Yang, X.M., Drury, C.F., Reynolds, W.D., and Yang, J.Y. (2009). "Soil organic carbon in physical fractions and their stability.", Seminar by Institute of Applied Ecology, Chinese Academy of Sciences, Shenyang City, Liaoning Province, China, July 13, 2009. (Presentation)
  • Yang, X.M., Zhang, Z.D., Drury, C.F., Reynolds, W.D., and Yang, J.Y. (2009). "Carbon mineralization in particle size fractions of a Brookston clay loam soils under no-tillage and moldboard plough tillage.", Soil Organic Matter Symposium, Rothomsted Research, Harpenden, Hertfordshire, UK, June 23-25, 2009. (Abstract)
  • Zhang, T.Q., Hu, Q.C., Wang, Y.T., Tan, C.S., O'Halloran, I.P., Drury, C.F., Reid, D.K., Ball Coelho, B.R., Ma, B.-L., Welacky, T.W., Reynolds, W.D., Lauzon, J.D., Speranzini, D., MacDonald, I.K., and Patterson, G. (2009). Determination of some key factors for Ontario soil P index and effectiveness of manure application practices for mitigating risk to water resource. Final report to OMAFRA-MOE Joint Research Program on Nutrient management., OMAFRA-MOE. (Report)
  • Zhang, T.Q., Hu, Q.C., Wang, Y.T., Tan, C.S., O'Halloran, I.P., Drury, C.F., Reid, D.K., Ball Coelho, B.R., Ma, B.-L., Welacky, T.W., Reynolds, W.D., Lauzon, J.D., Speranzini, D., MacDonals, I., and Patterson, G. (2009). "Determination of some key factors for Ontario soil P index and effectiveness of manure application practices for mitigating risk to water resource.", Nutrient Management Joint Research Program, OMAFRA, Guelph, ON, Canada, March 10, 2009, Report NM8002.
  • Zhang, T.Q., Hu, Q.C., Wang, Y.T., Tan, C.S., O'Halloran, I.P., Drury, C.F., Reid, D.K., and Ma, B.-L. (2009). "Determination of manure PSCs in Ontario Soils.", 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. (Abstract)
  • Zhang, T.Q., Tan, C.S., Drury, C.F., Reynolds, W.D., Welacky, T.W., Yang, J.Y., Fox, C.A., and Yang, X.M. (2009). "Integrated Approaches, Optimized Practices, and Maximized Integrative Effects.", Canada-China Soil and Eco-Environment Cooperative Management Workshop, Shenyang City, Liaoning Province, China, May 5-7, 2009. (Presentation)
  • Zhang, T.Q., Tan, C.S., Ma, B.-L., Drury, C.F., Reynolds, W.D., and Gaynor, J.D. (2009). "Effects of Compost Addition on Soil Phosphorus Losses in Tile Drainage Water under Long-term Conventional Tillage and No-tillage.", Great Lakes Phosphorus Forum with SERA-17 Annual Meeting, Hilton Hotel and St. Clair Centre, Windsor, ON, Canada, July 28-31, 2009. (Poster)
  • Zhang, T.Q., Tan, C.S., O'Halloran, I.P., Ma, B.-L., Drury, C.F., Reynolds, W.D., Welacky, T.W., and Patterson, G. (2009). "Determination of some key factors for Ontario soil P index and effectiveness of manure application practices for mitigating risk to water resource.", Nutrient Management Joint Research Forum (NMJRF): Meeting of researchers and project analysts, Delta Hotel and Conference Center, Guelph, ON, Canada, March 3, 2009. (Presentation)
  • Zhang, T.Q., Wang, Y.T., Hu, Q.C., Tan, C.S., O'Halloran, I.P., Drury, C.F., Reid, D.K., Ball Coelho, B.R., Ma, B.-L., Lauzon, J.D., and Reynolds, W.D. (2009). "Development of an environmental soil P test for Ontario, Canada.", 2009 ASA-CSSA-SSSA International Annual Meeting, Pittsburgh, PA, USA, November 1-5, 2009. (Abstract)
  • Zhang, T.Q., Wang, Y.T., Hu, Q.C., Tan, C.S., O'Halloran, I.P., Drury, C.F., Reid, D.K., Ball Coelho, B.R., Ma, B.-L., Reynolds, W.D., and Lauzon, J.D. (2009). "Development of an environmental soil P test for Ontario.", Joint Annual Meeting of the CSA-CSSS-CSAFM, University of Guelph, Guelph, ON, Canada, August 5-7, 2009. (Presentation)