Ali ehyaei, M. and Behbahanizade, A. A. )1993(. Methods of soil analysis . Technical publication. Soil and Water Research Institute .Tehran . Iran. 1(893): 76PP.(In Persian)
Al-Solaimani, S. G., Alghabari, F. and Zahid Ihsan, M. )2015(. Effect of different rates of nitrogen fertilizer on growth, seed yield, yield components and quality of canola (BrassicanapusL.) under arid environment of Saudi Arabia nternational Journal of Agronomy and Agricultural Research. 7(2): 1-7.
Aminpanah, H. )2013(. Effect of nitrogen rate on seed yield, protein and oil content of two canola (Brassica napus L.) cultivars. Acta agriculturae Slovenica, 101(2): 183-190.
Bordeleau, I.M., andPrevost, D.(1994). Nodulation and nitrogen fixation in extreme environment. Plant and soil. 161: 115-125.
Bullied, W., Entz, M., Smith, S. and Bamford, K. (2002). Grain yield and N benefits tosequential wheat and barley crops from single-year alfalfa, berseem and redclover, chickling vetch and lentil. Canadian Journal of Plant Science, 82: 53–65.
Cakmakci, R., Donmez, M. F. and Erdogan, U. (2007). The effect of plant growth promoting rhizobacteria on barley seedling growth, nutrient uptake, some soil properties, and bacterial counts. Turkian Journal ofAgriculture and Forestry. 31: 189-199..
Chakrabarti, K., Sarkar, B., Chakraborry, A., Banik, P. and Bagchi, D. K. (2000). Organic recycling for soil quality conservation in a sub-tropical plateau region. Journal of Agronomy Crop Science. 184: 137-142.
GeramiSin-Abadi,F. (2011).Effect ofgreen manurecropsand nitrogen levelson yield andyield components. MS ThesisAgriculture. ShahidChamranUniversity of Ahvaz.124p.(In Persian)
Ghalavand, A., Jamshidi,E. ,Salhi ,A., Samara, S.M., and Zarea, M. J. (2009). Effects of different green manures and mycorrhiza on soil biological properties, grain yield and seed quality of sunflower (Helianthus annus L.). American-Eurasian Journal of Sustainable Agriculture. 3(4): 836-844.
Grant, C. A., Derksen, D. A., McLaren, D. and Byron Irvine, R. (2011). Nitrogen fertilizer and urease inhibitor effects on canola seed quality in a one-pass seeding and fertilizing system. Field Crops Research. 121: 201–208.
Jafari, N., Esfahani, M., Fallah, A., Mohsen Abadi, G. and Kafi Ghasemi, A. (2013). Effect of nitrogen and zinc sulphate fertilizers and Azotobacter and Azospirillum biofertilizer on yield and growth traits of rapeseed (Brassicanapus L.). Journal of Crop Production and Processing. 2013; 3 (7) :61-71. (In Persian)
Jan, A., Khan, N., Khan, N., Khan, I. A. and Khattak, B. (2002). Chemical composition of canola as affected by nitrogen and sulphur. Asian Journal of Plant Sciences. 1: 519–521.
Janzen, H. H. and Schaalje, G. B. (1992). Barley response to nitrogen and non nutritional benefits of legume green manure. Plant Soil. 142: 19-30.
Johnson, E. N., Malhi, S. S., Hall, L. M. and Phelps, S. (2013). Effects of nitrogen fertilizer application on seed yield,n uptake, n use efficiency, and seed quality of Brassica carinata. Canadian. Journal ofPlant Science. 93: 1073-1081.
Kapulnik, Y. (1991). Plant- Growth-Promoting Rhizobacteria, In: Plant Roots, The Hidden Half, waisel, Y. (Eds) marcel Dekker, Newyork. 717-729.
Kutcher, H. R., Malhi, S. S. and Gill, K. S. (2005). Topography and management of nitrogen and fungicide affects diseases and productivity of canola. Agronomy Journal. 97:533–541.
Leggett.T. L. and Egli, D. B. (1980). In world soybean conferenceII, ed. F. T. Corbin. Boulder, Colo: Westview.
Ministry of Agriculture Jihad. http://www.maj.ir/portal/Home/Default.aspx
Mirzashahi, K., Salimpour, S., Daryashenas, A., Malakouti, M. J., and Rezai, H. (2000). Determination of the best rate and application method of nitrogen in rapeseed in Safiabad. Journal of Water & Soil (Special Issues Canola). 12 (12): 7-11. (In Persian)
Mohajer, A. R .2004. Iran will be selfficient in edible oil production in next 12 years. Journal of Livestock, Cultivation and Industry. No. 54. 120 pp.
Morris, R. A., Furoc, R. E. and Dizon, M. A. 1986. Rice response to short-duration green manure II. N recovery and utilization. Agronomy Journal. 78:413–416
Munir, M. A., Malik, M. A. and Saleem, M. F. (2007). Impact of integration of crop manuring and nitrogen application on growth,yield and quality of spring planted sunflower (Helianthus annuus L.). Pakistan Journal of Botany. 39(2): 441-449.
Rathke, G. W., Behrens, T. and Diepenbrock, W. (2006). Integrated nitrogen management strategies to improve seed yield, oil content and nitrogen efficiency of winter oilseed rape (Brassica napus L.): A review. Agriculture, Ecosystem and Environment. 117: 90-108.
Scheiner, J. D., Gutierrez-Boem, F. H. and Lavado, R. S. (2002). Sunflower nitrogen requirement and 15N fertilizer recovery in Western Pampas, Argentina European Journal of Agronomy. 17: 73-79.
Steer, T. B. and Seiler, J. G. (2005). Change in fatty acid composition of sunflower (Helianthus annus L.) seeds in response to time of nitrogen application, supply rates and defoliation. Journal of the Science of Food and Agriculture. 51(1): 11-26.
Taherkhani, M. and Golchin, A. (2005). Effect of nitrogen on oil yield, grain quality and soil potassium and phosphorus uptake of canola. Knowledge of modern agriculture 3: 77- 85. (in persian).
Tajbakhsh, M., Hassanzadeh, A. and Darvishzadeh, B. (2005).Green manuring in sustainable Agriculture. Urumiyie Jihad University Press.220p.(in persian).
Talgre, L., Lauringson, E., Roostalu, H. and Astover, A. (2009). The effects of green manures on yields and yield quality of spring wheat. Agronomy Research. 7(1): 125-132.
Taylor, A. J., Smith, C. J.and Wilson, I. B. (1991). Effect of irrigation and nitrogen fertilizer on yield, oil content, nitrogen accumulation and water use of Canola (Brassica napus L.). Fertilizer Research. 29: 249-260.
Vadivel, N. Subbian, P. and Velayantham, A.(1999). Effect of sources and levels of N on the dry matter production and nutrient uptake in rainfed maize. Madras Agricultural Journal. 86:498-499.
Walters, D. T., Aulakh, M. S. and Doran, J. W. (1992). Effect of soil aeration legume residue and soil texture on transformations of macro and micronutrients in soils. Soil science. 153: 100-107.Wlkjث
Biswas, J. C., Ladha, J. K., Dazzo, F. B., Yanni, Y. G. and Rolfe, B. G. (2000). Rhizobial inoculation influencesseedling vigor and yield of rice. Agronomy Journal, 92:880-886.
Karaaslan, D. (2008). The effect of different nitrogen doses on seed yield, oil, protein and nutrient contents of spring rape. Pakistan Journal of Botany. 40(2): 807-813.
Keivanrad, S. and Zandi, P. (2014). Effect of nitrogen levels on growth, yield and oil quality of indian mustard grown under different plant densities. Agronomical and Qualitative Features of Indian Mustard. 1(157): 81-95.
Khaje poor, M. R. (2006). Industrial plants. University of Technology Publishing. 564P. (In Persian)
Megawer, E. A. and Mahfouz, S. A. (2010).Response of Canola (Brassica napus L.) to Biofertilizers under Egyptian conditions in newly reclaimed soil. International Journal of Agriculture Science. 2(1): 12-17.
Miri, M. R., Tohidi Moghadam, H. R., Ghooshchi, F. and Zahedi, H. (2013). Effect of Azotobacter and Arbuscular mycorrhizal colonization enhance wheat .growth and physiological traits under well-watered and drought condition. Advances in Environmental Biology. 7(14): 4630-4636.
Naderifar, M. and Daneshian, J. (2012). Effect of seed inoculation with Azotobacter and Azospirillum and different nitrogen levels on yield and yield components of canola (Brassica napus L.). Iranian Journal of Plant Physiology, 3(1): 619-626.
Olsen, S. R., Cole, C. V., Watanabe, F. S., and Dean, L. A. (1954). Estimation of Available Phosphorous in soils by Extraction with Sodium Bicarbonate; U.S. Department of Agriculture: Washington, D.C., USDA Circ. 939.
Pourazizi, M., Fallah, S. and Iranipour, R. (2013). Effect of different N sources and rates on dry matter and uptake of primary macronutrients in forage sorghum. Electronic Journal Crop Production. 6(2): 185-202. (In Persian)
Pritchard, F. M., Eagles., H. A., Norton., R. M., Salisbury, P. A. and Nicolas. M.(2000). Environmental effects on seed composition of victorian canola. Australian. Journal of Experimental Agriculture. 40: 679-685.
Rajaee, S., Alikhani, H. A. and Raiesi, F. (2007). Effect of plant growth promoting potentials of Azotobacter chroococcum native strains on growth, yield and uptake of nutrients in wheat.. Journal of Technology Science and Natural Resources. 11(41): 285-296.
Ramprasad, D., Sahoo, D. and Sreedhar, B. (2014). Plant growth promoting Rhizobacteria – An overview. European Journal of Biotechnology and Bioscience 2014; 2 (2): 30-34.
Sawan, Z. M., Hafez, S. A., Basyony, A. E. and Alkassas, A. R. (2007). Nitrogen, potassium and plant growth retardant effects on oil content and quality of cotton seed. Grasas Y Aceites, 58 (3): 243-251.
Shehu, H. E. (2014). Uptake and agronomic efficiencies of nitrogen, phosphorus and potassium in sesame (Sesamum indicum L.). American Journal of Plant Nutrition and Fertilization Technology. 4(2): 41-56.
Yasari, E., Esmaeli, A., Pirdashti, A. M. and Mozafari, S. (2008). Azotobacter and Azospirillum inouculants as bio- fertilizer in canola (Brassica napus L.) cultivation. Asian Journal of Plant Science. 7(5): 490-494.
Yu, X., Cheng, J. and Wong, M. H. (2005). Earthworm-mycorrhiza interaction on Cd uptake and growthof ryegrass. Soil Biology and Biochemistry. 37:195-201.