List of Articles عملکرداسانس Open Access Article Abstract Page Full-Text 1 - Effect of foliar application of zinc sulfate and ascorbic acid on growth and essence yield of medicinal plant of Echinacea purpurea (Purple coneflower) under drought stress Farhad Farahvash Open Access Article Abstract Page Full-Text 2 - Effects of biologic firitilizers and manure on ecophysiological characteristics of peppermint (Mentha peperita L.). sayed Hoseni Naghavi pourang kasraei maysam Oveisi