RESPONSE OF MAIZE AND THREE PERENNIAL WEEDS TO DIFFERENT COMBINATIONS OF MACRO NUTRIENTS Umm-e-Kalsoom Siraj ud Din Din Muhammad Azim Khan Khan Zahid Hussain Ayub Khan DOI: https://doi.org/10.28941/pjwsr.v18i4.400 PDF Published 2012-12-01 Issue Year 2012, Volume 18 , Issue 4 Section Articles