QUANTITATIVE EVALUATION OF PREDOMINANCE OF WEEDS IN WINTER WHEAT (Triticum aestivum L.) AND BARLEY (Hordeum vulgare L.) FIELDS IN EASTERN AZERBAIJAN IRAN Behrouz S. Vafaee Vafaee Alireza Farokhzad Behnam Tahmasebpour Vajiheh Narimani Raheleh Chasemzadeh Masoud M.H. Rahmati Rahmati DOI: https://doi.org/10.28941/pjwsr.v16i1.295 PDF Published 2010-03-01 Issue Year 2010, Volume 16 , Issue 1 Section Articles