Entz, Martin; Hoeppner, J.W.; Tenuta, M.; Bamford, K.C.; Holliday, N. and Wilson, Leanne C. (2005) Influence of Organic Management with Different Crop Rotations on Selected Productivity Parameters in a Long-Term Canadian Field Study. Researching Sustainable Systems - International Scientific Conference on Organic Agriculture, Adelaide, Australia, September 21-23, 2005. [ Unpublished, ]