Adsemoye AO and Kloeppe JW. 2009. Plant-microbes interactions in enhanced fertilizer-use efficincy. Applied Microbialogical Biotechnology, 85:1-12.
Ahmadi K, GholiZadeh H, Ebadzadeh H, Hatami F, Fazlistraq M, Hosseinpour R, Kazimian A and Rafiee M. 2016. Statistics of the Agricultural Crop Year of 1393-1394. Ministry of Agriculture Jehad Publications, Deputy Director of Planning and Economics, ICT Center. 163 Pages. (In Persian).
Akbari P, Ghalavand A, Modarres Sanavy SAM. 2009. Effect of Different Nutrition Systems and Growth Bacteria (PGPR) on Yield and Yield Components of Sunflower. Electronic Journal of Crop Production, 2(3): 119-133. (In Persian).
Albaho M, Bhatt N, Abo-Rezq H and Thomas B. 2009. Effect of three different substrates on growth and yield of two cultivars. European Journal of Entomology, 28(2): 227-233.
Arab S, Baradaran Firozabadi M, Asghari HR, Gholami A, And Rahimi M. 2016. Effect of Ascorbic Acid and Sodium Nitroprosium Spread on Protein Content, Grain Yield and Some Agronomic Traits of Safflower under Irrigation Stress. Crop Production Publication. 9 (1): 69-87. (In Persian).
Barea JM, Palenzuela J, Cornejo P, Sánchez-Castro I, Navarro-Fernández C, Lopéz-García A, Estrada B, Azcon R, Ferrol N and Azcón-Aguilar C. 2011. Ecological and functional roles of mycorrhizals in semi-arid ecosystems of Southeast Spain. Journal of Arid Environments, 75: 1292-1301.
Chaiyuchi MR, Rustamzadeh M and Ismailyan SK . 2003. Investigation of black chickpea lines to drought stress under different irrigation regimes. Journal of Agricultural Sciences and Natural Resources, 10(4): 55-63. (In Persian).
Daneshvar F, and Alizadeh GHR. 2014. The Effect of Application of Biological Fertilizers on Yield Potential and Yield Components of Safflower under Different Irrigation Regimes. Journal of Irrigation and Water Engineering, 4(16): 59-69. (In Persian).
Ehsanzade P and Mahmoudieh R. 2004. Photosynthetic contribution of the inflorescence and adjacent green tissue to grain yield of safflower under field conditions. 13th International Congress of Photosynthesis, Abstract Book, August 2004, Montreal, Canada. Pp. 248-255.
Esitken A, Yildiz HE, Ercisli S, Figen Donmez M, Turan M and Gunes A. 2010. Effects of plant growth promoting bacteria (PGPB) on yield, growth and nutrient contents of organically grown strawberry, Sciential Horticultural. 124: 62-66.
Fanaei HR, Azmal A and Piri I. 2016. Effect of biological and chemical fertilizers on grain yield, oil yield and some of the traits of safflower (Carthamus tinctorius L.) under different irrigation regimes. Journal of Agricultural Ecology, 8(4): 551-556. (In Persian).
Fanay HM and Naroi Rad MH. 2014. Evaluation of yield, yield components and tolerance to drought stress in safflower genotypes. Journal of Plant Production, (3): 33-51 (In Persian).
FAO. 2014. Statistical database. Available online at: http://faostat. Fao.org/
Farokhiniya M, Roshdi M and Sasan dost R. 2011. Evaluation of Some physiological characteristics and spring safflower yield under water deficit stress. Iranian Journal of Crop Sciences, 42 (3): 545-553. (In Persian).
Johnson CM. and Ulrich A. 1959, Antalytical methods for use in plant analysis. California Agricultural Experimntal Station Bulletin, 766: 52-78.
Heshmati S, Amini Dehaghi M and Fathi Amirkhiz K. 2017. Effect of corrosion of phosphorus bio- and chemical fertilizers on seed yield, oil yield and spring wheat safflower fatty acids (IL111) under water deficit conditions. Iranian Journal of Crop Science, 48(1): 159-169. (In Persian).
Heshmati S, Amini Dehaghi M, Rezazade A R and Amirkhiz K, 2016. Investigation the effect of different phosphorus fertilizers on the physiological characteristics of photosynthetic pigments and soluble sugars of safflower under water stress conditions. Iranian Journal of Agronomy Research, 14(2): 304-317. (In Persian).
Levitt J. 1980. Responses of plants to environmental stress, Vol.2, Academic Press, New York.
Majidi A, and Amiri P. 2011 Biological fertilizers of mycorrhiza fungus are a turning point for reducing the effects of environmental stresses on crop production. Journal of Agricultural Engineering and Agricultural Resources, (11) (42): 18-21. (In Persian).
Mohsen Nia O and Jalilian J. 2012. Effects of drought stress and fertilizer sources on yield and yield components of safflower (Carthamus tinctorius L.). Agroecology Journal, 4 (3): 235-245. (in Persian).
Naseri R, Siadat, SAA, Nazarbaighi A, Mirzai A and Soleymanifar A, 2010. Effect of Azotobacter and Azospirillium bacteria on reduction of nitrogen fertilizer application of safflower. National Conference on New Achievements on Oil Plants, Islamic Azad University, Bojnourd Branch. Pp: 1-7. (In Persian).
Nasiri SM. Ruzbehani A and Ziainasab M, 2016. Effect of water stress and phosphate solubilizing biological fertilizer on yield and yield components of safflower. Journal of Plant Ecophysiology, 8(27): 32-42.
(In Persian).
Novozamsky IR, Eck JC. Schouwenburg and Walinga I. 1974. Total nitrogen determination in plant material by means of the indophenol blue method. Netherlands Journal of Agricultural Science, 22: 3-5.
Omidi AM. 2009. Effect of drought stress in different stages of development on grain yield and some agricultural and physiological characteristics of three spring safflower cultivars. Journal of Cultivation of Seed and Seeds, 25(2): 15-31.
Raei Y, Shariati J. and Weisany V .2015. Effect of bio-fertilizer on oil percentage, seed yield and yield of safflower (Cartamus tinctorius L.) in different levels of irrigation. Journal of Agricultural Science and Sustainable Production, 25 (1): 65-84.(In Persian).
Rasti A, Safari M. and Maghsodi moad AA. 2014. Effect of organic and chemical fertilizers on yield and yield components of safflower under drought stress. Irrigation and Water Engineering, 5(18): 69-80. (In Persian).
Roberts TL, 2008. Improving nutrient use efficiency. Turkish Journal of Agriculture, 32: 177-182.
Shahab S, Ahmed N and Khan NS. 2009 Indole acetic acid production and enhanced plant growth promotion by indigenous PSBs. African Journal of Agricultural Research, 4: 1312-1316.
Soltani, A. 2006. Revision of the application of statistical methods in agricultural research. Jahad Daneshgahi of Ferdosi University. (In Persian).
Yousef por Z and Yadavi AR, 2014. Effect of nitrogen and phosphorus and biochemical fertilizers on quantitative and qualitative yield of sunflower. Journal of Agricultural Science and Sustainable Production, 24(1): 95-112.
)