Huffman, Ted, Ph.D.

Chercheur scientifique, utilisation et gestion de l'utilisation des terres


Coordonnées :

960, av. Carling, Ferme expérimentale centrale
Ottawa, Ontario K1A 0C6
Téléphone : 613-759-1846
Télécopieur : 613-759-1924
Courriel : ted.huffman@agr.gc.ca

Domaines d'expertise :

  • Mise au point de méthodes de cartographie et d'interprétation des données relatives à l'utilisation et à la couverture des terres
  • Utilisation des terres et changement d'affectation des terres
  • Télédétection et SIG (systèmes d'information géographique)
  • Gestion des terres et systèmes de culture
  • Intégration des données et modélisation spatiale
  • Intégration des modèles environnementaux et stratégiques
  • Caractérisation des systèmes d’exploitation agricole

Projets en cours :

  • Estimations régionales et nationales des émissions et de l'élimination des gaz à effet de serre
  • Optimisation des avantages de la bioéconomie pour l'environnement
  • Développement des connaissances et de la technologie pour évaluer et simuler l'utilisation des terres agricoles et l'évolution de la gestion des terres en appui à la modélisation environnementale et économique
  • Programme national d'analyse et de rapport en matière de santé agroenvironnementale
  • Impacts du changement climatique et adaptation

Affiliations :

  • Société canadienne de la science du sol
  • Institut agricole du Canada

Publications de recherche :

Les liens ci-dessous mènent aux résumés avec accès au texte intégral.

2016

  • Daneshfar, B., Martin, T.J., et Huffman, E.C. (2016). « Agricultural Land Use. », dans Clearwater, R.L., Martin, T. and Hoppe, T. (dir.) - Environmental sustainability of Canadian agriculture: Agri-environmental indicator report series -- Report #4, Agriculture and Agri-Food Canada, Chapitre 4, p. 28-37.
  • Dong, T., Liu, J., Qian, B., Zhao, T., Jing, Q., Geng, X.Y., Wang, J., Huffman, E.C., et Shang, J. (2016). « Estimating winter wheat biomass by assimilating leaf area index-derived from fusion of Landsat-8 and MODIS data. », International Journal of Applied Earth Observation and Geoinformation, 47(7), p. 63-74. doi : 10.1016/j.jag.2016.02.001
  • Dong, T., Liu, J., Shang, J., Qian, B., Huffman, E.C., Zhang, Y., Champagne, C., et Daneshfar, B. (2016). « Assessing the Impact of Climate Variability on Cropland Productivity in the Canadian Prairies Using Time Series MODIS FAPAR. », Remote Sensing, 8(4: Article 281), p. 1-18. doi : 10.3390/rs8040281
  • Drury, C.F., Yang, J., DeJong, R., Huffman, E.C., Reid, K., Yang, X.M., Bittman, S., et Desjardins, R.L. (2016). « Residual Soil Nitrogen Indicator. », dans Clearwater, R.L., Martin, T. and Hoppe, T. (dir.) - Environmental sustainability of Canadian agriculture: Agri-environmental indicator report series -- Report #4, Agriculture and Agri-Food Canada, Chapitre 11, p. 115-120.
  • Drury, C.F., Yang, J.Y., De Jong, R., Huffman, T., Reid, K., Yang, X.M., Bittman, S. and Desjardins, R. 2016. Residual Soil Nitrogen. Pages 114-120 in Clearwater, R. L., Martin, T. and Hoppe, T. (eds.) 2016. Environmental sustainability of Canadian agriculture: Agri-environmental indicator report series – Report #4. Ottawa, ON: Agriculture and Agri-Food Canada.
  • Huffman, E.C. et Liu, J. (2016). « Soil Cover. », dans Clearwater, R.L., Martin, T. and Hoppe, T. (dir.) - Environmental sustainability of Canadian agriculture: Agri-environmental indicator report series -- Report #4, Agriculture and Agri-Food Canada, Chapitre 6, p. 53-63.
  • Jing, Q., Shang, J., Huffman, E.C., Qian, B., Pattey, E., Liu, J., Dong, T., Drury, C.F., et Tremblay, N. (2016). « Using the CSM-CERES-Maize model to assess the gap between actual and potential yields of grain maize. », Journal of Agricultural Science, p. 1-22. doi : 10.1017/S0021859616000290
  • Liu, J., Huffman, E.C., Shang, J., Qian, B., Dong, T., et Zhang, Y. (2016). « Identifying major crop types in Eastern Canada using a fuzzy decision tree classifier and phenological indicators derived from time series MODIS data. », Canadian Journal of Remote Sensing, 42(3), p. 259-273. doi : 10.1080/07038992.2016.1171133
  • Liu, J., Huffman, T., Shang, J., Qian, B., Dong, T., Zhang, Y., Jing, Q. 2016. Estimation of crop yield in regions with mixed crops using different cropland masks and time-series MODIS data. IGARSS 2016, July 10-15, Beijing, China. doi:10.1109/IGARSS.2016.7730868.

2015

2014

2013

2012

2011

2010

  • Drury, C.F., Yang, J., De Jong, R., Huffman, E.C., Yang, X.Q., Reid, K., et Campbell, C. (2010). « Residual Soil Nitrogen. », dans Eilers, W., MacKay, R., Graham, L., and Lefebvre, A. (dir.) - Environmental Sustainability of Canadian Agriculture: Agri-Environmental Indicator Report Series. Report #3//L'agriculture écologiquement durable au Canada : Série sur les indicateurs agroenvironnementaux - Rapport no. 3, Agriculture and Agri-Food Canada (AAFC)/Agriculture et Agroalimentaire Canada (AAC), p. 74-80.
  • Huffman, E.C. et Coote, D. (2010). « Soil Cover in Canada, 1981-2006. », dans Eilers, W., MacKay, R., Graham, L., and Lefebvre, A. (dir.) - Environmental Sustainability of Canadian Agriculture: Agri-Environmental Indicator Report Series. Report #3//L'agriculture écologiquement durable au Canada : Série sur les indicateurs agroenvironnementaux - Rapport n° 3, Agriculture and Agri-Food Canada (AAFC)/Agriculture et Agroalimentaire Canada (AAC), p. 31-35.
  • Huffman, E.C. et Eilers, W.D. (2010). « Agricultural Land Use. », dans Eilers, W., MacKay, R., Graham, L., and Lefebvre, A. (dir.) - Environmental Sustainability of Canadian Agriculture: Agri-Environmental Indicator Report Series. Report #3//L'agriculture écologiquement durable au Canada : Série sur les indicateurs agroenvironnementaux - Rapport no. 3, Agriculture and Agri-Food Canada (AAFC)/Agriculture et Agroalimentaire Canada (AAC), p. 14-19.
  • Smith, W.N., Grant, B.B., Desjardins, R.L., Worth, D.E., Li, C.S., Boles, S.H., et Huffman, E.C. (2010). « A tool to link agricultural activity data with the DNDC model to estimate GHG emission factors in Canada. », Agriculture, Ecosystems and Environment, 136(3-4), p. 301-309. doi : 10.1016/j.agee.2009.12.008
  • Yang, J.Y., Drury, C.F., Yang, X.M., DeJong, R., Huffman, E.C., Campbell, C.A., et Kirkwood, V. (2010). « Estimating biological N2 fixation in Canadian agricultural land using legume yields. », Agriculture, Ecosystems and Environment, 137(1-2), p. 192-201. doi : 10.1016/j.agee.2010.02.004

2009

  • Huffman, E.C. et Saha, B. (2009). « Farming system changes in the Prairie Grassland Ecoregions of Canada, 1991 to 2006. », dans Franzluebbers, A.J. (dir.) - Farming with Grass: Achieving Sustainable Mixed Agricultural Landscapes (E-publication), Soil and Water Conservation Society (SWCS), Ankeny, IA, USA.

Autres publications relatives à la science :

2016

  • "From fields to regions: Improving crop model predictions, using remote sensing-derived biophysical descriptors and climate data." Pattey, E.,Jégo, G. ,A. Vanderzaag, J. Liu, B. Qian, X. Geng; Res. Team: S. Admiral, M. Mesbah, D. Dow, T. HotteF. Baret, M. Weiss, R. Lacaze, F. Camacho, N. Beaudoin, R. Desjardins, T. Huffman, H. McNairn 2016. 2016 Canadian JECAM Site Update: CFIA-Ottawa. JECAM Science Meeting Kyiv, 11-12 Oct 2016 (poster).
  • Joosse, P., Reid, K., Huffman, T. and Feisthauer, N. 2016. Defining and analyzing agricultural production systems to determine the capacity to make soil and nutrient management improvements in the Canadian Lake Erie basin. American Society of Agronomy, Phoenix, AZ November 7-10, 2016.
  • Yang, J.Y., Drury, C.F., Yang, X.M., Huffman, T., De Jong, R., Keith, R. 2016. Landscape modelling of residual soil nitrogen and leaching loss in Canadian farmland. Invited oral presentation in: the 3rd International Symposium on Environment and Development: Sustainable High-Output Agricultural Systems – East Asia and North American Experiences (ISENREC2016), August 10-13, 2016. Vancouver, BC, Canada. http://isenrec2016.org/wp-content/uploads/2016/08/ISENREC-Symposium-Booklet-for-Web.pdf

2015

  • Joosse, P., Speranzini, D., Reid, K., Huffman, E.C., et Feisthauer, N. (2015). « Defining and analyzing agricultural production systems to determine the capacity to make soil and nutrient management improvements in the Canadian Lake Erie Basin. », 70th Soil and Water Conservation Society Conference, Greensboro, NC, USA, July 26-29, 2015.

2014

  • Liu, J., Huffman, E.C., Qian, B., Shang, J., et Dong, T. (2014). « Assessment of MODIS products for crop yield estimation in the Canadian Prairies. », 3rd International Conference on Agro-Geoinformatics, Beijing, China, August 11-14, 2014, Oral presentation.
  • McConkey, B.G., Martin, T.J., Huffman, E.C., Cerkowniak, D.D., Desjardins, R.L., Worth, D.E., et Liang, C. (2014). « Canada's Agricultural GHG Inventory Methods and Issues with their Application at the Entity and Commodity Levels. », 7th Forestry and Agriculture Greenhouse Gas Modeling Forum, National Conservation Training Centre, Shepherstown, WV, USA, June 1-4, 2014.
  • McConkey, B.G., Smith, S., Vergé, X.P.C., Desjardins, R.L., MacGregor, B., Worth, D.E., Liu, T.T., Cerkowniak, D.D., et Huffman, E.C. (2014). « Experience using 2006 GL AFOLU methods for estimating mitigation potential for agriculture and carbon footprint of primary agricultural products. », IPCC expert meeting on application of greenhouse gas methodology for purposes other than inventory reporting, Sophia, Bulgaria, July 1-4, 2014.
  • Pattey, E., Jégo, G., VanderZaag, A.C., Liu, J., Qian, B., Smith, W.N., Geng, X.Y., Baret, F., Beaudoin, N., Desjardins, R.L., Fernandes, R., Jarvis, I.E., Huffman, E.C., Lacaze, R., et McNairn, H. (2014). « JECAM CFIA-Ottawa. », JECAM/GEOGLAM Science Meeting, Ottawa, Canada, July 21-23, 2014, Oral presentation.
  • Shang, J., Huffman, E.C., Liu, J., Ma, B.-L., Zhao, T., Qian, B., McNairn, H., Geng, X.Y., Lantz, N., et Wang, J. (2014). « Using Earth Observation to Monitor Corn Growth in Eastern Canada. », 68th North Eastern Corn Improvement Conference, Wooster, Ohio, USA, February 13-14, 2014.
  • Shang, J., Liu, J., Huffman, E.C., Qian, B., Pattey, E., Zhao, T., Ma, B.-L., et Wang, J.M. (2014). « Estimation of crop leaf area index using Landsat-8 and Rapideye images. », 3rd International Conference on Agro-Geoinformatics, Beijing, China, August 11-14, 2014, Oral presentation.
  • Yang, J.Y., Huffman, E.C., Drury, C.F., Yang, X.M., De Jong, R., et Campbell, C.A. (2014). « Estimating Changes of Residual Soil Nitrogen in Chernozemic Soils in Canada. », CSSS/CGU 2014 Annual Meeting, Banff, AB, Canada, May 4-8, 2014.

2013

  • Huffman, E.C., Liu, J., Coote, D., et Green, M. (2013). « The effect on soil quality of integrating perennial crops into cropping systems in response to demand for bioenergy feedstock. », ASA/CSSA/SSSA International annual meeting, Tampa, Florida, USA, November 3-6, 2013, Invited oral presentation.
  • Liu, H.L., Zhang, X., Ding, X.D., Huffman, E.C., et Liu, J. (2013). « Delineating regional and local Uniform Management Zones for Agroecosystems using geospatial data. », Agro-Geoinformatics 2014, Fairfax, VA, USA, August 12-16, 2013, Doi:10.1109/Agro-Geoinformatics.2013.6621978.

2012

  • Huffman, E.C., Green, M., McConkey, B.G., Liu, T., Liu, J., et Brierley, J.A. (2012). « Room to Grow? The Implications of Growing the Bioeconomy on Land Use in Canada. », Growing the Bioeconomy: Social, Environmental and Economic Implications, Banff, AB, Canada, October 2-5, 2012.
  • Huffman, E.C., Liu, J., Green, M., Li, Z., Liu, H.L., Liu, T., Zhang, X., et Du, Y. (2012). « Incorporating earth observation technologies in spatial mapping of the soil cover indicator in Canada. », 33rd Canadian Symposium on Remote Sensing, Ottawa, ON, Canada, June 11-14, 2012. (Affiche)
  • Liu, H.L., Huffman, E.C., et Daneshfar, B. (2012). « A method of defining agricultural Uniform Management Zones using remote sensing and land use data. », 33rd Candian Symposium on Remote Sensing, Ottawa, ON, Canada, June 11-14, 2012.
  • Liu, T., McConkey, B.G., Kulshreshtha, S., Huffman, E.C., Green, M., Liu, J., Du, Y., et Shang, J. (2012). « Bioenergy production potential on marginal land in Canada. », 1st International Conference on Agro-Geoinformatics, Shanghai, China, August 2-4, 2012, doi: 10.1109/Agro-Geoinformatics.2012.6311729.
  • Liu, X., Si, B., Huffman, E.C., et Cruse, R.M. (2012). « La qualité et la gestion des mollisols dans le monde. », Canadian Journal of Soil Science, 92(3), p. 381-382.
  • Newlands, N.K., McConkey, B.G., Townley-Smith, L., Liu, T., et Huffman, E.C. (2012). « Exploring optimal configurations of regional biorefinery systems under changes in feedstock distribution and supply logistics: implications for biomass supply from marginal land. », Growing the Bioeconomy: Social, Environmental and Economic Implications, Banff, AB, Canada, October 2-5, 2012. (Affiche)
  • Yang, J.Y., Drury, C.F., DeJong, R., Huffman, E.C., Yang, X.M., et Reid, K. (2012). « Sensitivity and scenario analysis of Canadian Agricultural Nitrogen Budget model (CANB v3.0) for estimating residual soil nitrogen and N leaching across Canadian farmland. », 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.

2011

  • Chang, K.-H., Warland, J.S., Bartlett, P., Voroney, P.R., Huffman, E.C., McConkey, B.G., et Desjardins, R.L. (2011). « Accounting carbon and GHGs in agriculture and forest ecosystems using process-based models. », 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., Yang, J., De Jong, R., Huffman, E.C., Yang, X.Q., et Reid, D.K. (2011). « The development of environmental indicators for nitrogen: Residual Soil Nitrogen and the Indicator of Risk of Water Contamination by Nitrate. », ASA/CSSA/SSSA/CSSS International Annual Meetings 2011, San Antonio, TX, USA, October 16-19, 2011.
  • Drury, C.F., Yang, J.Y., DeJong, R., Huffman, E.C., Yang, X.M., Reynolds, W.D., et 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.
  • Huffman, E.C., de Zuviria, M., et Green, M. (2011). « Identifying and classifying farmland management zones. », World Congress of Conservation Agriculture and Farming Systems Design, Brisbane, Queensland, Australia, September 26-29, 2011.
  • Liu, T.T., McConkey, B.G., Smith, S., McGregor, B., Huffman, E.C., Kulshreshtha, S.N., et Wang, H. (2011). « Potential Renewable Bioenergy Production from Canadian Agriculture. », World Renewable Energy Congress, Linköping, Sweden, May 8-13, 2011, Published in: Linköping Electronic Conference Proceedings, Article #027, p. 2485-2492.
  • Yang, J.Y., Drury, C.F., DeJong, R., Huffman, E.C., et 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.

2010

  • Huffman, E.C., McConkey, B.G., Brierley, J.A., Coote, D., et Green, M. (2010). « Twenty-Five Years of Changes in the Use and Management of Canadian Grassland Soils (Mollisols), and the Impact on the Risk of Soil Degradation. », International Symposium on Soil Quality and Management of World Mollisols (ISSQMWM ’2010), Harbin, China, July 13-16, 2010. (Présentation)
  • Smith, W.N., Grant, B.B., Desjardins, R.L., Worth, D.E., Li, C.S., Boles, S.H., Huffman, E.C., et Gameda, S.B. (2010). « A tool to link agricultural activity data with the DNDC model to estimate GHG emission factors in Canada [Agric. Ecosyst. Environ. (2010) 136 (3-4), pp. 301-309] (Erratum). », Agriculture, Ecosystems and Environment, 139(4), p. 771.
  • Toure, S., Huffman, E.C., Gameda, S.B., Morand, H., et Kroetsch, D.J. (2010). « Land Use Allocation Model (LUAM): A tool for linking policy to the land. », Global Land Project Open Science Meeting, Phoenix, AZ, USA, October 2010.
  • Yang, J.Y., Drury, C.F., DeJong, R., Yang, X.M., et Huffman, E.C. (2010). « Predicting the Residual Soil Inorganic N and Nitrate Leaching Losses at a Regional and National Scale Using Canadian Agricultural Nitrogen Budget Model (CANB v3.0). », 2010 ASA-CSSA-SSSA International Annual Meeting, Long Beach Convention Center, Long Beach, CA, USA, October 31-November 4, 2010.
  • Yang, J.Y., Drury, C.F., Yang, X.M., DeJong, R., Huffman, E.C., Campbell, C.A., et Kirkwood, V. (2010). « Estimating biological N2 fixation in Canadian agricultural land. », 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.
  • Yang, J.Y., Huffman, E.C., Drury, C.F., Yang, X.M., DeJong, R., et Campbell, C.A. (2010). « Simulating Soil Nitrogen Cycling in Chernozem Soil Zone in Canadian farmland from 1981 to 2006. », International Symposium on Soil Quality and Management of World Mollisols (ISSQMWM ’2010), Harbin, China, July 13-16, 2010, Invited presentation.

2009

  • Drury, C.F., Yang, J.Y., DeJong, R., Huffman, E.C., Yang, X.M., Reid, D.K., et 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. (Rapport)
  • Huffman, E.C. et Green, M. (2009). « Potential for Expansion of the Agricultural Land Base in Canada. », Forestry and Agriculture Greenhouse Gas Modeling Forum; Workshop # 5: Meeting the Challenges of a Rapidly Changing Climate Policy Environment, National Conservation Training Center, Shepherdstown, West Virginia, USA, April 6-9, 2009, http://foragforum.rti.org/.
  • Huffman, E.C., McGovern, M., Leckie, D., Hill, D., Bemrose, R., Rogrovan, F., Blain, D., Hoffmann, N., Bentham, M.J., et Cranny, M. (2009). « Integration of Earth Observation and ancillary data in the production of an historical national land use map of Canada. », 30th Canadian Symposium on Remote Sensing / 30e Symposium canadien sur la télédétection, Lethbridge, AB, Canada, June 22-25, 2009. (Présentation)
  • Huffman, E.C., Saha, B., Smith, S.E., Finlay, G.J., McConkey, B.G., et Mitura, V. (2009). « Farming system information for policy development and environmental assessments. », Farming Systems Design 2009: Methodologies for Integrated Analysis of Farm Production Systems, Portola Hotel, Monterey, CA, USA, August 23-26, 2009, http://www.iemss.org/farmsys09/.
  • Yang, J.Y., Drury, C.F., DeJong, R., Huffman, E.C., Kirkwood, V., et 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. (Affiche)
  • Yang, J.Y., Drury, C.F., Huffman, E.C., Yang, X.M., et 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. (Résumé)
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