by Helgason, B.L., Walley, F.L., Germida, J.J.
Published in Applied soil ecology : a section of Agriculture, ecosystems & environment (01.11.2010)

by Helgason, B.L., Walley, F.L., Germida, J.J.
Published in Soil biology & biochemistry (01.12.2010)

by Helgason, B.L., Konschuh, H.J., Bedard-Haughn, A., VandenBygaart, A.J.
Published in Agriculture, ecosystems & environment (15.10.2014)

by Helgason, B.L., Gregorich, E.G., Janzen, H.H., Ellert, B.H., Lorenz, N., Dick, R.P.
Published in Soil biology & biochemistry (01.01.2014)

by Helgason, B.L, Janzen, H.H, Chantigny, M.H, Drury, C.F, Ellert, B.H, Gregorich, E.G, Lemke, R.L, Pattey, E, Rochette, P, Wagner-Riddle, C
Published in Nutrient cycling in agroecosystems (01.05.2005)

by Yanni, S. F., Diochon, A., Helgason, B. L., Ellert, B. H., Gregorich, E. G.
Published in European journal of soil science (01.03.2018)

by Janzen, H H, Angers, D A, Boehm, M., Bolinder, M., Desjardins, R L, Dyer, J., Ellert, B H, Gibb, D J, Gregorich, E G, Helgason, B L, Lemke, R., Massé, D., McGinn, S M, McAllister, T A, Newlands, N., Pattey, E., Rochette, P., Smith, W., VandenBygaart, A J, Wang, H.
Published in Canadian journal of soil science (01.05.2006)

by VandenBygaart, A.J., Gregorich, E.G., Helgason, B.L.
Published in Geoderma (01.02.2015)

by Helgason, Lisa B., Barrett, Rob, Lie, Elisabeth, Polder, Anuschka, Skaare, Janneche U., Gabrielsen, Geir W.
Published in Environmental pollution (1987) (01.09.2008)

by Sagerup, Kjetil, Helgason, Lisa B., Polder, Anuschka, Strøm, Hallvard, Josefsen, Terje D., Skåre, Janneche U., Gabrielsen, Geir W.
Published in The Science of the total environment (15.11.2009)

by Wolkers, Hans, Krafft, Bjørn A., van Bavel, Bert, Helgason, Lisa B., Lydersen, Christian, Kovacs, Kit M.
Published in Journal of Toxicology and Environmental Health (01.01.2008)

by Helgason, B L, Janzen, H H, Chantigny, M H, Drury, C F, Ellert, B H, Gregorich, E G, Lemke, R L, Pattey, E, Rochette, P, Wagner-Riddle, C
Published in Nutrient cycling in agroecosystems (01.05.2005)

by Helgason, B.L, Larney, F.J, Janzen, H.H
Published in Canadian journal of soil science (01.02.2005)