List of Articles Open Access Article Abstract Page Full-Text 1 - Factors affecting sustainability of wheat cultivation system in Gorgan county mohammad mehdi mirzaei Zahra Ardakani 10.22034/aej.2019.664677 Open Access Article Abstract Page Full-Text 2 - Effect of superabsorbent hydrogel on yield, yield components and water use efficiency of corn under drought stress Davoud Khodadadi Dehkordi Seyed Amir Shams Nia Aslan Egdernezhad 10.22034/aej.2019.664792 Open Access Article Abstract Page Full-Text 3 - Effect of zinc and boron spraying on yield and yield components of two spring lentil cultivars in Kermanshah climatic condition Dariush Safari 10.22034/aej.2019.664906 Open Access Article Abstract Page Full-Text 4 - Effect of nitrogen fertilizer and planting dates on stem borer and blast disease and yield in replanted rice cultivars in Amol, Iran Allahyar Fallah Merhdad Allahyar Fallah Ranjbar Abdolreza 10.22034/aej.2019.664983 Open Access Article Abstract Page Full-Text 5 - Salinity tolerance of two marigold genotypes to salt stress at germination and adult stages Aylin Hajipour Fard Davoud Sadeghzadeh-Ahari 10.22034/aej.2019.665003 Open Access Article Abstract Page Full-Text 6 - Effect of different nitrogen and potassium levels on nitrogen efficiency and some nutrient contents of sweet fennel Samira Mohammadi Taher Barzegar Zahra Ghahremani 10.22034/aej.2019.665193 Open Access Article Abstract Page Full-Text 7 - Efficiency of RNA extraction methods from coneflower medicinal plant Kosar Moradi Rasol Amirian 10.22034/aej.2019.665295 Open Access Article Abstract Page Full-Text 8 - Iinsecticidal activity of tarragon essential oils and chemical pesticides reduced doses integration against green peach aphid Payam Mianaji Soleiman Jamshidi Hassan Nourafcan 10.22034/aej.2019.665304