List of Articles کودها و سموم شیمیایی Open Access Article Abstract Page Full-Text 1 - Determining the efficiency of farmers with emphasis on proper management of chemical input consumption and environmental effects (Case study of beet growers in Ghaen city) elahe Ahani Hamid Mohammadi وحید دهباشی Alireza Sarghazi S.Mohammad Jafari Esfahani