Ullah, G., Khan, E. A., Awan, I. U., Khan, M. A., Khakwani, A. A., Baloch, M. S., Khan, Q. U., Jilani, M. S., Wasim, K., Javeria, S., & Jilani, G. (2013). Wheat Response to Application Methods and Levels of Nitrogen Fertilizer: I. Phenology, Growth Indices and Protein Content. Pakistan Journal of Nutrition, 12(4), 365–370. https://doi.org/10.3923/pjn.2013.365.370