IMPACT OF UREASE INHIBITOR (NBPT) AND HERBICIDE ON WHEAT YIELD AND QUALITY KHADIM DAWAR SHABANA KHAN IKRAMULLAH KHAN M.I KHAN DOI: https://doi.org/10.28941/pjwsr.v17i2.350 PDF Published 2011-06-01 Issue Year 2011, Volume 17 , Issue 2 Section Articles