Dr. Dan Reynolds
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Conducts research on soil hydraulic properties, soil physical quality and soil health.
Current research and/or projects
Development of indicators and management practices that describe, maintain and improve the quality and health of agricultural soils in Canada.
Research and/or project statements
Identification of indicators of soil physical quality and health.
Determination of impacts of agricultural management practices on soil physical quality and health.
Development of methods for measuring and characterizing soil hydraulic properties.
Professional activities / interests
Member of Canadian Society of Soil Science
Member of Soil Science Society of America
Member of American Geophysical Union
Education and awards
B.Sc. (Hons.) Geology, University of Waterloo
M.Sc. Hydrogeology, University of Waterloo
Ph.D. Soil Physics, University of Guelph
Key publications
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Yang, X.M., Drury, C.F., Yang, J.Y., and Reynolds, W.D. (2013). "Is Mid-Infrared Spectral Subtraction a Practical Approach for Accurate Study of Soil Organic Matter?", he American Society of Agronomy, Crop Science Society of America, and Soil Science Society of America 2013 International Annual Meetings, Tampa, FL, USA, November 3-6, 2013.
2013 - View publication details
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Reynolds, W.D., Drury, C.F., Yang, X.M., and Yang, J.Y. (2013). "A generalized analysis for the variable-head borehole permeameter test.", CSSS/MSSS/CSAFM 2013 Annual Meeting, Winnipeg, MB., Canada, June 22-25, 2013.
2013 - View publication details
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Zhang, B.L., Drury, C.F., Yang, X., Reynolds, W.D., and Zhang, X. (2013). "Effects of long-term and recently imposed tillage on the concentration and composition of amino sugars in a clay loam soil.", Joint annual meetings of the Canadian Society of Soil Science, Manitoba Soil Science Society, and Canadian Society of Agricultural and Forest Meteorology, Fort Garry Hotel, Winnipeg, MB, Canada, July 22-25, 2013, Oral presentation.
2013 - View publication details
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Yang, X.M., Drury, C.F., Reynolds, W.D., and Yang, J.Y. (2013). "Fall accumulation and spring release of soil mineral nitrogen following winter wheat and before corn planting on a Brookston clay loam in SW Ontario.", CSSS/MSSS/CSAFM 2013 Annual Meeting, Winnipeg, MB., Canada, June 22-25, 2013.
2013 - View publication details
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Reynolds, W.D. and Hutchinson, A.S. (2013). "Computer spreadsheets of data analysis and calculations based on newly developed variable-head borehole permeameter (VHBP) technology; interpretation of VHBP results; recommendations on next steps." (Technology transfer)
2013 - View publication details
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Guo, X.-B., Drury, C.F., Reynolds, W.D., Yang, X., and Fan, R.-Q. (2013). "Nitrous oxide and carbon dioxide emissions from aerobic and anaerobic incubations: effect of core length.", Joint annual meetings of the Canadian Society of Soil Science, Manitoba Soil Science Society, and Canadian Society of Agricultural and Forest Meteorology, Fort Garry Hotel, Winnipeg, MB, Canada, July 22-25, 2013, Oral presentation.
2013 - View publication details
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Engbers, H., Rudy, H., and Reynolds, W.D. (2013). Field-Estimation of Drought Resilience for Efficient Row Crop Management - Interim report to: Farm and Food Care Ontario, Guelph, Ontario. (Report)
2013 - View publication details
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McLaughlin, N.B., Drury, C.F., Reynolds, W.D., Yang, X., Tan, C.S., and Yang, J. (2013). "Effect of long term crop rotation and fertilization on mouldboard plough draft in a clay loam soil.", 67th Northeastern Corn Improvement Conference, Lord Elgin Hotel, Ottawa, ON, Canada, February 14-15, 2013. (Presentation)
2013 - View publication details
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Reynolds, W.D. and Handyside, P. (2013). "Scientific knowledge on soil properties relevant to irrigation scheduling of field-based horticultural crops; methodolgy and infrastructure for determination of plant-available soil air and water capacities on intact soil core samples." (Technology transfer)
2013 - View publication details
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Reynolds, W.D. (2013). An assessment of borehole infiltration analyses for measuring field-saturated hydraulic conductivity in the vadose zone. Engineering Geology, [online] 159 119-130. http://dx.doi.org/10.1016/j.enggeo.2013.02.006
2013 - View publication details
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Liu, S., Yang, J.Y., Zhang, X.Y., Drury, C.F., Reynolds, W.D., 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, [online] 123 32-44. http://dx.doi.org/10.1016/j.agwat.2013.03.001
2013 - View publication details
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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)
2012 - View publication details
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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.
2012 - View publication details
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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)
2012 - View publication details
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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.
2012 - View publication details
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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.
2012 - View publication details
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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.
2012 - View publication details
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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.
2012 - View publication details
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Reynolds, W.D., Lewis, J.K. (2012). A drive point application of the Guelph Permeameter method for coarse-textured soils. Geoderma, [online] 187-188 59-66. http://dx.doi.org/10.1016/j.geoderma.2012.04.004
2012 - View publication details
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Drury, C.F., Reynolds, W.D., Yang, X.M., McLaughlin, N.B., Welacky, T.W., Calder, W., Grant, C.A. (2012). Nitrogen source, application time, and tillage effects on soil nitrous oxide emissions and corn grain yields. Soil Science Society of America Journal, [online] 76(4), 1268-1279. http://dx.doi.org/10.2136/sssaj2011.0249
2012 - View publication details
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Contact
Research facility
Expertise
Affiliations
Membre de la Société canadienne de la science du sol
Membre de la Soil Science Society of America
Membre de l’American Geophysical Union