List of Articles Barnyard grass Open Access Article Abstract Page Full-Text 1 - Effect of Different Irrigation Levels on the Population of Barnyard grass (Echinocloa crus-galli L.) and Agronomical Traits Related to Paddy Yield of Two Rice Cultivars سبحان Mahzari M. Omrani M.A. Baghestani Open Access Article Abstract Page Full-Text 2 - The density of weeds in different planting dates of agricultural rice species in the conditions of direct cultivation using the dry-bed method. hossein sabet zangeneh Abdolali gilani Sami jalali 10.2./jpps.2022.693231