Afridi, Fazal Munsif, Muhammad Bakhtiar, Muhammad Zahir, Arshad, Inayat Ur Rahman, Rehman, Sohail, Khan, Saliman, Rabnawaz Khan, Muhammad Adil, Muhammad, Khan, Muhammad Noman, AND Farooq, Muhammad. " Dry matter partitioning and grain yield of wheat as affected by sources, methods and timing of nitrogen application" Pure and Applied Biology (PAB) [Online], Volume 6 Number 4 (14 December 2017)