PRELIMINARY STUDIES ON THE DISTRIBUTION OF MAIZE WEEDS OF ABBOTABAD AND HARIPUR NWFP AMIN UD DIN DIN SAADIA AFZAL DOI: https://doi.org/10.28941/pjwsr.v7i1%20and%202.67 PDF Published 1994-03-01 Issue Year 1994, Volume 7 , Issue 1 and 2 Section Articles