Allan J. Cessna

Research Scientist - Agricultural pesticides and veterinary pharmaceuticals

Current research and/or projects

Evaluate impacts of agricultural practices on water quality and productivity of aquatic ecosystems

  • Environmental transport of agricultural pesticides and veterinary antimicrobials
  • Persistence of agricultural pesticides and antimicrobials in aquatic ecosystems
  • Development of analytical methods to determine trace organic contaminants in environmental matrices

Professional activities / interests

Supervisor of the thesis of 1 Master's student and committee member for 2 Ph.D. students

Education and awards

Caledon Award - in recognition of significant contributions to the analytical chemistry of pesticide residues and other environmental contaminants - 1999

Ph.D. University of Saskatchewan, 1970

Key publications

Donald, D.B, A.J. Cessna, E. Sverko and N.E. Glozier. 2007. Pesticides in drinking-water supplies of the northern Great plains. Environ. Hlth. Perspect. 115:1183-1191

Cessna, A.J., D.B. Donald, J. Bailey, M. Waiser and J.V. Headley. 2006. Persistence of the sulfonylurea herbicides thifensulfuron-methyl, ethametsulfuron-methyl and metsulfuron-methyl in farm dugouts (ponds). J. Environ. Qual. 35:2395-2401.

Cessna, A.J., F.J. Larney, L.A. Kerr and M.S. Bullock. 2006. Transport of the herbicide trifluralin on wind-eroded sediment. J. Environ. Qual. 86:545-554.

Peru, K.M., S.L. Kuchta, J.V. Headley and A.J. Cessna. 2006. Development of a hydrophilic interaction chromatography-mass spectrometry assay for spectinomycin and lincomycin in liquid hog manure supernatant and treated cropland run-off. J. Chromatogr. A1107:152-158

Waite, D.T., P. Bailey, J.F. Sproull, D.V. Quiring, D.F. Chau, J. Bailey and A.J. Cessna. 2005. Atmospheric concentrations and dry and wet deposits of some herbicides currently used on the Canadian prairies. Chemosphere 58:693-703.

Cessna, A.J. and J.A. Elliott. 2004. Seasonal variation of concentrations of herbicides in prairie farm dugouts. J. Environ. Qual. 33:302-315.

Research facility

107 Science Place
Saskatoon, SK S7N 0X2


Adjunct Professor, Toxicology Centre, University of Saskatchewan