Dorais, Martine, Ph.D.

Contact Information:

Envirotron Bldg
Room 2120
Quebec, Quebec G1K 7P4
Telephone: 418-656-2131 (3939)
Fax: 418-656-3515
Email: martine.dorais@agr.gc.ca

Areas of Expertise:

• physiology
• horticulture
• greenhouse crops

Current Projects:

• Crop monitoring and modelling to improve yield and quality
• Determination of the water and nutrient needs of soilless grown greenhouse vegetables, and development of appropriate fertigation schedules
• Developing methods for organic production of greenhouse vegetables
• Development of irrigation strategies for new organic media for intercropped greenhouse tomatoes grown on slabs under supplemental lighting
• Energy conservation and climate control in greenhouse vegetable production
• Human nutrition quality of greenhouse vegetables
• New light sources on the physiological and morphological effects of greenhouse plants
• Optimization of environmental conditions for greenhouse vegetables

Recent Publications:

2009:

• Zhai, Z., Ehret, D.L., Forge, T.A., Helmer, T., Lin, W.C., Dorais, M., and Papadopoulos, A.P. (2009). "Organic Fertilizers for Greenhouse Tomatoes: Productivity and Substrate Microbiology.", HortScience, 44(3), pp. 800-809.
• Gravel, V., Ménard, C., and Dorais, M. (2009). "Pythium Root Rot and Growth Responses of Organically Grown Geranium Plants to Beneficial Microorganisms.", HortScience, 44(6), pp. 1622-1627.

2008:

• Aberkani, K., Gosselin, A., de Halleux, D., Dorais, M., Hao, X.M., Villeneuve, J.-P., and April, L. (2008). "Effects of a shading and an insulating foam injected between double polyethylene films on light transmission, growth and productivity of greenhouse Tomato.", Acta Horticulturae (ISHS), 801, pp. 187-193.
• Aberkani, K., Hao, X.M., Papadopoulos, A.P., Gosselin, A., de Halleux, D., Dorais, M., Khosla, S., Villeneuve, J.-P., and April, L. (2008). "Effects of a dynamic liquid foam technology on energy consumption, microclimate, leaf gas exchanges and fruit yield in greenhouse vegetable production.", Acta Horticulturae (ISHS), 801, pp. 139-145.
• Caron, J., Juneau, V., Allaire, S.E., Desbiens, M.-C., Dorais, M., and Ménard, C. (2008). "Towards improvement of peat substrates for greenhouse tomato.", Acta Horticulturae (ISHS), 779, pp. 199-203.
• Clément, A., Dorais, M., and Vernon, M. (2008). "Multivariate approach to the measurement of tomato maturity and gustatory attributes and their rapid assessment by Vis-NIR Spectroscopy.", Journal of Agricultural and Food Chemistry, 56(5), pp. 1538-1544.
• Clément, A., Dorais, M., and Vernon, M. (2008). "Nondestructive Measurement of Fresh Tomato Lycopene Content and Other Physicochemical Characteristics Using Visible-NIR Spectroscopy.", Journal of Agricultural and Food Chemistry, 56(21), pp. 9813-9818.
• Dorais, M. (2008). "Organic production of vegetables: State of the art and challenges.", Canadian Journal of Plant Science, 87(5), pp. 1055-1066.
• Dorais, M. and Ehret, D.L. (2008). "Agronomy and the nutritional quality of fruit.", in Barberán, F.T., and Gil, M.I. (eds.) - Improving the Health-promoting Properties of Fruit and Vegetable Products., CRC Press, Chapter 14.
• Dorais, M., Ehret, D.L., and Papadopoulos, A.P. (2008). "Tomato ( Solanum lycopersicum ) health components: from the seed to the consumer.", Phytochemistry Reviews, 7(2), pp. 231-250. DOI: 10.1007/s11101-007-9085-x (Review)
• Fournier, A.R., Charest, P.-M., Gosselin, A., Khanizadeh, S., and Dorais, M. (2008). "Growing American Ginseng Organically in a North American Broadleaf Forest.", Acta Horticulturae (ISHS), 765, pp. 77-86.
• Gravel, V., Dorais, M., and Ménard, C. (2008). "Development of Pythium root rot on organically grown geranium plants inoculated with beneficial microorganisms.", Plants and Soils: Montreal '08: Joint meeting of the CSHS, CSA and Northeastern Branch ASA-CSSA-SSSA, McGill University, Montréal, QC, Canada, July 13-16, 2008. (Poster)
• Gruyer, N., Pepin, S., Dorais, M., and Ménard, C. (2008). "Stimulating microbial activity to enhance greenhouse soil mineralization.", Plants and Soils: Montreal '08: Joint meeting of the CSHS, CSA and Northeastern Branch ASA-CSSA-SSSA, McGill University, Montréal, QC, Canada, July 13-16, 2008. (Poster)
• Jean-Paul, C., Gravel, V., Gruyer, N., Ménard, C., Rochette, P., Pepin, S., Antoun, H., and Dorais, M. (2008). "Oxygenated Nutrient Solution of Organic Greenhouse Tomato: Soil Biological Activity, Root Disease Tolerance, Plant Growth and Yield.", Plants and Soils: Montreal '08: Joint meeting of the CSHS, CSA and Northeastern Branch ASA-CSSA-SSSA, McGill University, Montréal, QC, Canada, July 13-16, 2008. (Poster)
• Jenni, S., Marois-Mainguy, O., Fortin, S., Dubuc, J.-F., Dorais, M., Toussaint, V., and Stewart, K.A. (2008). "Profitability of high tunnels: a case study in coloured pepper.", Plants and Soils: Montreal '08: Joint meeting of the CSHS, CSA and Northeastern Branch ASA-CSSA-SSSA, McGill University, Montréal, QC, Canada, July 13-16, 2008. (Poster)
• Papadopoulos, A.P., Ehret, D.L., Dorais, M., Hao, X., Lin, W., and Khosla, S. (2008). "Oxygenated nutrient solutions to super-saturation levels. 2nd Interim Research Project Report.", 87 pages. (Report)
• Pepin, S., Dorais, M., Gruyer, N., and Ménard, C. (2008). "Defining irrigation set points for organically-grown greenhouse tomato crops using growth and physiological responses to soil matric potential.", Plants and Soils: Montreal '08: Joint meeting of the CSHS, CSA and Northeastern Branch ASA-CSSA-SSSA, McGill University, Montréal, QC, Canada, July 13-16, 2008. (Presentation)

2007:

• Demers, D.-A., Dorais, M., and Papadopoulos, A.P. (2007). "Yield and Russeting of Greenhouse Tomato as Influenced by Leaf-to-fruit Ratio and Relative Humidity.", HortScience, 42(3), pp. 503-507.
• Dorais, M. (2007). "Organic production of vegetables: State of the art and challenges.", 2007 Annual Meeting of CPS-SCP (with Plant Canada 2007), Saskatoon, SK, Canada, June 10-14, 2007, pp. SF1-1.
• Hao, X., Aberkani, K., Gosselin, A., Dorais, M., Papadopoulos, A.P., and Khosla, S. (2007). "Development and evaluation of a dynamic liquid foam technology for improving greenhouse climate and conserving energy. Annual MII Project Report.", 12 pages. (Report)
• Papadopoulos, A.P., Ehret, D.L., Dorais, M., Hao, X., Lin, W., and Khosla, S. (2007). "Oxygenated nutrient solutions to super-saturation levels. 1st Interim Research Project Report.", 71 pages. (Report)

2005:

• Allaire, S.E., Caron, J., Ménard, C., and Dorais, M. (2005). "Potential replacements for rockwool as growing substrate for greenhouse tomato.", Canadian Journal of Soil Science, 85(1), pp. 67-74.
• Dorais, M., Caron, J., Bégin, G., Gosselin, A., Gaudreau, L., and Ménard, C. (2005). "Equipment performance for determining water needs of tomato plants grown in sawdust based substrates and rockwool.", Acta Horticulturae (ISHS), 691, pp. 293-297.
• Heuvelink, E. and Dorais, M. (2005). "Crop growth and yield.", in Heuvelink, E. (ed.) - Tomatoes. Crop Production in Horticulture. Vol. 13., CABI Publishing, Wallingford, UK, pp. 13.
• Laplante, M.-A., Brisson, D., Boivin, C., Doiron, D., Gaudreau, L., Dorais, M., Ménard, C., and Lacroix, M. (2005). "Performance of an ozonization system for the recirculation of the nutrient solution in a greenhouse tomato crop.", Acta Horticulturae (ISHS), 691, pp. 389-394.