Rezaؘie jani, Yadgar, Pasari, Babak, Rokhzadi, Asad (2018) ‘Application of phosphorous from different chemical, biological and nano-fertilizer sources along with spraying of growth promoting substances on some growth indices, soluble sugars, and nicotine of tobacco (Nicotiana tabacum L.)’, Journal of Plant Environmental Physiology, 13(50), pp. 25-40. doi: