[1] Zentner, R.P., Basnyat, P., Brandt, S.A., Thomas, A.G., Ulrich, D., Campbell, C.A., Nagy, C.N., Frick, B., Lemke, R., Malhi, S.S. and Fernandez, M.R. (2011) Input Management and Crop Diversity: Effects on Economic Returns and Riskiness of Cropping Systems in the Semiarid Canadian Prairie. Renewable Agricultural Food Systems, 26, 1-16. http://dx.doi.org/10.1017/S1742170510000591
[2] Macey, A. (2006) Certified Organic Production in Canada. Canadian Organic Growers. (Online)
http://www.cog.ca
[3] Entz, M.H., Guilford, R. and Gulden, R. (2001) Crop Yield and Soil Nutrient Status on 14 Organic Farms in the Eastern Part of the Northern Great Plains. Canadian Journal of Plant Science, 81, 351-354.
http://dx.doi.org/10.4141/P00-089
[4] Jans, D. (2001) Organic Needs Assessment: Results of Workshops and Questionnaires. Saskatchewan Agriculture and Food, Saskatchewan.
[5] Watson, C.A., Atkinson, P., Gosling, P., Jackson, L.R. and Ryans, F.W. (2002) Managing Soil Fertility in Organic Farming Systems. Soil Use and Management, 18, 239-247.
http://dx.doi.org/10.1079/SUM2002131
[6] Malhi, S.S., Brandt, S.A., Lemke, R., Moulin, A.P. and Zentner, R.P. (2009) Effects of Input Level and Crop Diversity on Soil Nitrate-N, Extractable P, Aggregation, Organic C and N, and N and P Balance in the Canadian Prairie. Nutrient Cycling in Agroecosystems, 84, 1-22.
http://dx.doi.org/10.1007/s10705-008-9220-0
[7] Miller, P.R., Buschena, D.E., Jones, C.A. and Holmes, J.A. (2009) Transition from Intensive Tillage to No-Tillage and Organic Diversified Cropping Systems. Agronomy Journal, 100, 591-599.
http://dx.doi.org/10.2134/agronj2007.0190
[8] Hoyt, P.B. and Leitch, R.H. (1983) Effects of Forage Legume Species on Soil Moisture, Nitrogen, and Yield of Succeeding Barley Crops. Canadian Journal of Soil Science, 63, 125-136.
http://dx.doi.org/10.4141/cjss83-012
[9] Foster, R.K. (1990) Effect of Tillage Implement and Date of Sweetclover Incorporation on Available Soil N and Succeeding Spring Wheat Yields. Canadian Journal of Soil Science, 70, 269-277.
[10] Townley-Smith, L., Slinkard, A.E., Bailey, L.D., Biederbeck, V.O. and Rice W.A. (1993) Productivity, Water Use and Nitrogen Fixation of Annual Legume Green-Manure Crops in the Dark Brown Soil Zone of Saskatchewan. Canadian Journal of Plant Science, 73, 139-148.
http://dx.doi.org/10.4141/cjps93-017
[11] Izaurralde, R.C., Nyborg, M., Solberg, E.D., Janzen, H.H., Arshad, M.A., Malhi, S.S. and Molina-Ayala, M. (1998) Carbon Storage in Eroded Soils after Five Years of Reclamation Techniques. In: Lal, R., Kimble, J.M., Follett, R.F. and Stewart, B.A., Eds., Soil Processes and the Carbon Cycle, CRC Press, Boca Raton, 369-385.
[12] Schoenau, J.J. (2000) The Value of Manure. Proceedings of the Manure Management 2000 Conference, Calgary, 28 June 2000, 2-5.
[13] Araji, A.A., Abdo, Z.O. and Joyce, P. (2001) Efficient Use of Animal Manure on Cropland—Economic Analysis. Bioresearch Technology, 79, 179-191. http://dx.doi.org/10.1016/S0960-8524(01)00042-6
[14] Fleming, R.A. and Long, J.D. (2002) Measuring Cost of Restricting Access to Cropland for Manure Nutrient Management. Agronomy Journal, 94, 57-64. http://dx.doi.org/10.2134/agronj2002.0057
[15] Feinerman, E., Bosch, D.J. and Pease, J.W. (2004) Manure Applications and Nutrient Standards. American Journal of Agriculture Economics, 86, 14-25.
http://dx.doi.org/10.1111/j.0092-5853.2004.00559.x
[16] Ribaudo, M., Cattaneo, A. and Agopoff, J. (2004) Cost of Meeting Manure Nutrient Standards in Hog Production: The Roles of EQIP and Fertilizer Offsets. Review of Agriculture Economics, 26, 430-444.
http://dx.doi.org/10.1111/j.1467-9353.2004.00192.x
[17] Keplinger, K.O. and Hauck, L.M. (2006) The Economics of Manure Utilization: Model and Application. Journal of Agricultural Research Economics, 31, 414-440.
[18] Huang, C.L. and Schulte, E.E. (1985) Digestion of Plant Tissue for Analysis by ICP-AES. Communications in Soil Science and Plant Analysis, 16, 943-958.
http://dx.doi.org/10.1080/00103628509367657
[19] Association of Official Analytical Chemists (1995) Protein (Crude) in Animal Feed. Combustion Method (990.03). Official Methods of Analysis. 16th Edition, AOAC, Washington DC.
[20] SAS Institute Inc. (2004) Online Documentation for SAS, Version 8.
http://support.sas.com/documentation/onlinedoc/index.html
[21] Akande, M.O., Adediran, J.A. and Oluwatoyinbo, F.I. (2005) Effects of Rock Phosphate Amended with Poultry Manure on Soil Available P and Yield of Maize and Cowpea. African Journal of Biotechnology, 4, 444-448.
[22] Blackshaw, R.E. (2005) Nitrogen Fertilizer, Manure, and Compost Effects on Weed Growth and Competition with Spring Wheat. Agronomy Journal, 97, 1612-1621.
http://dx.doi.org/10.2134/agronj2005.0155
[23] Chalk, P.M., Souze, R.F., Urquiaga, B.J.R. and Boddey, R.M. (2006) The Role of Arbuscular Mychorrhiza in Legume Sybiotic Performance. Soil Biology and Biochemistry, 38, 2944-2951.
http://dx.doi.org/10.1016/j.soilbio.2006.05.005
[24] Haque, I., Lupwayi, N.Z. and Ssali, H. (1999) Agronomic Evaluation of Unacidulated and Partially Acidulated Minjingu and Chilembwe Phosphate Rocks for Clover Production in Ethiopia. European Journal of Agronomy, 10, 37-47.
http://dx.doi.org/10.1016/S1161-0301(98)00048-3
[25] Jeng, A.S., Haraldsen, T.K., Gronlund, R. and Pedersen, P.A. (2009) Meat and Bone Meal as Nitrogen and Phosphorus Fertilizer to Cereals and Ryegrass. Nutrient Cycling in Agroecosystems, 76, 183-191.
http://dx.doi.org/10.1007/s10705-005-5170-y
[26] Kucey, R.M.N. (1987) Increased Phosphorus Uptake by Wheat and Field Beans Inoculated with a Phosphorus-Solubilizing Penicillium bilaji Strain and with Vesicular-Arbuscular Mycorrhizal fungi. Applied Environmental Microbiology, 53, 2699-2703.
[27] Rick, T.L., Jones, C.A., Engel, R.E. and Miller, P.R. (2011) Green Manure and Phosphate Rock Effects on Phosphorus Availability in a Northern Great Plains Dryland Organic Cropping System. Organic Agriculture, 1, 81-90. http://dx.doi.org/10.1007/s13165-011-0007-2
[28] Bolland, M. and Gilkes, B. (1990) The Poor Performance of Rock Phosphate Fertilizers in Western Australia: Part 1. The Crop and Pasture Responses. Agricultural Sciences, 3, 43-48.
[29] Malhi, S.S. (2012) Relative Effectiveness of Various Amendments in Improving Yield and Nutrient Uptake under Organic Crop Production. Open Journal of Soil Science, 2, 299-311.
http://dx.doi.org/10.4236/ojss.2012.23036
[30] Beckie, H.J., Schlechte, D., Moulin, A.P., Gleddie, S.C. and Pulkinen, D.A. (1998) Response of Alfalfa to Inoculation with Penicillium bilaii (Provide). Canadian Journal of Plant Science, 78, 91-102. http://dx.doi.org/10.4141/P97-043
[31] Vessey, J.K. and Heisinger, K.G. (2001) Effect of Penicillium bilaiae Inoculation and Phosphorus Fertilisation on Root and Shoot Parameters of Field-Grown Pea. Canadian Journal of Plant Science, 81, 361-366. http://dx.doi.org/10.4141/P00-083
[32] Gleddie, S.C., Schlechte, D. and Turnbull, G. (1993) Effect of Inoculation with Penicillium bilaii (Provide®) on Phosphate Uptake and Yield of Canola in Western Canada. Proceedings of Alberta Soil Science Workshop, Edmonton, 22-24 February1993, 155-160.
[33] Goos, R.J., Johnson, B.E. and Stack, R.W. (1994) Penicillium billaie and Phosphorus Fertilization Effects on the Growth, Development, Yield and Common Root Rot Severity of Spring Wheat. Fertilizer Research, 39, 97-103. http://dx.doi.org/10.1007/BF00750908
[34] Malhi, S.S., Vera, C.L. and Brandt, S.A. (2013) Relative Effectiveness of Organic and Inorganic Nutrient Sources in Improving Yield, Seed Quality and Nutrient Uptake of Canola. Agricultural Sciences, 4, 1-18. http://dx.doi.org/10.4236/as.2013.412A001