COMPETITIVE EFFECTS OF WILD OATS ON WHEAT YIELD AND YIELD COMPONENTS UNDER AGRO ECOLOGICAL CONDITIONS OF DERA ISMAIL KHAN, PAKISTAN MOHAMMAD SADIQ AYUB KHAN HABIB UR REHMAN REHMAN MASOOD UR REHMAN REHMAN DOI: https://doi.org/10.28941/pjwsr.v21i2.598 PDF Published 2015-06-01 Issue Year 2015, Volume 21 , Issue 2 Section Articles