List of Articles Open Access Article Abstract Page Full-Text 1 - Thermal Requirement and the Response of Corn Hybrids (Zea mays L.) to Different Planting Dates in Isfahan P. Vafa M. Barary H. Darkhal R. Naseri Open Access Article Abstract Page Full-Text 2 - Effect of Zinc Chelate Foliar Application on Yield and Yield Components of Four Wheat Cultivars محسن Dargahi R. Sadrabadi Haghighi K. Bakhsh Kelarestaghi Open Access Article Abstract Page Full-Text 3 - Evaluating Quantitative and Qualitative Traits of Promising Potato Clones and Commercial Cultivars Using the GGE Bi-plot and AMMI Models داود HassanPanah H. Hassan Abadi Open Access Article Abstract Page Full-Text 4 - Responses of Agronomic Characteristics of Maize and Cowpea to Mycorrhiza and Mesorrhizobial Bacteria in Intercropping Z. Marzban M.R. Ameriyan M. Mamarabadi Open Access Article Abstract Page Full-Text 5 - The Effect of Nitrogen and Zinc Levels on Essential Oil Yield and some Morphological Traits of Hypericum perforatums M.R. Zadeh Esfahlan A. Ebadi N. Farsad Akhtar Open Access Article Abstract Page Full-Text 6 - Effects of Foliar Rates of Methanol Applications on some of Traits Related to Seed Yield of Sunflower (Helianthus annuus L.) under Water Deficit Stress E. Khalilvand Behrouzyar M. Yarnia E. Farajzadeh M. Herischi Open Access Article Abstract Page Full-Text 7 - The Effect of Plant Growth Regulators and Different Explants on the Response of Tissue Culture and Cell Suspension Cultures of German Chamomile (Matricaria chamomilla L.) L. Koohi, N. Zare R. Asghari-Zakaria P. SheikhZadeh-Mosaddegh Open Access Article Abstract Page Full-Text 8 - Study on Quantitative Characteristics of Three Promising Cotton Genotypes in Country Moderate Regions (Khodafarin) M.B. Khorshidi Benam O. Alishah Open Access Article Abstract Page Full-Text 9 - Evaluation of Linear and Nonlinear Regression Models to Describe Response of Germination to Temperature in Lentil (Lens culinaris Medik. ) سمانه Rahban Gh. Rassam B. Torabi A. Khoshnood Yazdi