Amanullah, Amir Zaman Khan, Amanullah Jan, Zahir Shah, Bashir Ahmad, Shah Khan Khalil, Asad Ali, Hidayatullah, Fawad Ahmad , Asif Nawaz. (2013) Foliar application of nitrogen at different growth stages influences the phenology, growth and yield of maize (Zea mays L.), , Volume 32, Issue 2.
