List of Articles Grain yield Open Access Article Abstract Page Full-Text 1 - Effect of planting dates ,seed rates and row spacing on grain yield and yield components of a lentil (Lens culinaris) genotype in Northern Khorasan dry land condition. Seyed Morteza Azimzadeh Open Access Article Abstract Page Full-Text 2 - The effect of sowing date on yield and its components of safflower genotypes under Urmia climatic conditions علیرضا عیوضی Open Access Article Abstract Page Full-Text 3 - Effect of exogenous abscisic acid and cytokinin on wheat (Triticum aestivum) سیف الله کیا چهارباغي Open Access Article Abstract Page Full-Text 4 - Effect of Tillage Direction and Straw Mulch on Precipitation Use Efficiency in Wheat Rainfed Land in a Semi-Arid Region Alireza Vaezi Samira Rezaeipour Mohammad Babaakbari Fereshteh Azarifam Open Access Article Abstract Page Full-Text 5 - The effect of plant density and nitrogen levels on the yield and yield components of maizecultivar (KSC 700) in moderate region of Kermanshah. فرهاد صادقی Open Access Article Abstract Page Full-Text 6 - The Effect of Plant Density and Weed Control Methods on Vegetative and Reproductive Characteristics and Yield of Kidney Bean محمد كاظم عليلو Open Access Article Abstract Page Full-Text 7 - Improvement of Physiological Growth Indices and Yield of Soybean (Glycine max L.) by Replacing some of Nitrogen with Phosphorus under Moisture Stress Farasat Sadeghi Mohammad Ali Aboutalebian 10.30495/jcep.2019.666246 Open Access Article Abstract Page Full-Text 8 - Effects of Planting Pattern on Morphophiysiological Characteristics and Yield and Yield Components of Sweet and Super Sweet Corn Varieties (Zea mays L. var. saccarata) آتنا Rahmani M. Nasrolah alhossini S. Khavari Khorasani A. Khalili Torghabeh Open Access Article Abstract Page Full-Text 9 - Simultaneous effects of silica nanoparticles, potassium, biological and nitrogen chemical fertilizers on the absorption of some elements and yield of rice cultivars (Oryza sativa L.) mehrdad Ghasemi Lemraski Hamid Madani Nasibe Rezvan talab salman dastan Open Access Article Abstract Page Full-Text 10 - Evaluation of the response of rice cultivars in some functional and physiological traits using different nutritional sources (chemical, organic) under drought stress conditions Jaber Mehdiniya afra Yousef Niknejad Hormoz Fallah Amoli Davood Barari Tari 10.30495/ijpp.2022.1897616.1217 Open Access Article Abstract Page Full-Text 11 - Effect of Seedling Age and Plant Density on Yield and Yield Components of Rice (Oryza sativa L.) in Heart Province- Afghanistan Seyed Mohsen Nabavi Kalat Hamid Allah Naseri Reza Sadrabadi Haghighi Open Access Article Abstract Page Full-Text 12 - Effects of Azosprilium and Cytokinins Hormone on Physiological Traits of Corn ( Zea Mays L. ) ساسان بشيري Open Access Article Abstract Page Full-Text 13 - Effect of Transplanting Time on Yield and Yield Components of Seed Corn in Kermanshah فرهاد صادقی Open Access Article Abstract Page Full-Text 14 - Evaluation of palnting season and plant density on yield and yield component of lentil(cv.Gchsaran) in dryland condition payam pezeshkpour Open Access Article Abstract Page Full-Text 15 - Investigation of water deficit and physical seed priming effects on some morphophysiological traits and grain yield of maize (Zea mays L.) Farhad Farahvash Reza Siyami Bahram Mirshekari Varahram Rashidi Alireza Tarinejad Open Access Article Abstract Page Full-Text 16 - Influence of Weed Densities and Different Nitrogen Levels on Leaf Area Index (LAI) of Corn and Red Root Pigweed (Amaranthus retroflexus L.) Ali Vahedi Zohre Bakhshai Rasoul Fakhari Open Access Article Abstract Page Full-Text 17 - Investigation of fertilization of Iron, Zinc and Boron and two different irrigation regimes on Soybean field characteristics A. M. Alijani J. Daneshian S. Seifzadeh A. H. Shiranirad Open Access Article Abstract Page Full-Text 18 - Investig ation of sink – source relations in different planting systems rice (Oryza Sativa L.) Fajr cultivar S. A. Sadeghi S. Ghanbari H. R. Mobasser E. Rahimi Petroudi Open Access Article Abstract Page Full-Text 19 - Effects of gamma ray on grain yield, yield components and morphological triats related to lodging in the rice of (Oryza sativa L.) M. Morad A. Dehpour Jooybari H. R, Mobaser E. Rahimi Petroudi M. Rahmani Open Access Article Abstract Page Full-Text 20 - Effect of plant density and planting pattern on grain yield of maize 666 ناصر شهسواري Open Access Article Abstract Page Full-Text 21 - The effect of cultivars, density and weed control on yield and yield components of rainfed chickpea ارسلان فلاحي فرهاد صادقی Open Access Article Abstract Page Full-Text 22 - Evaluation of sink and source relationships on grain yield and its components of sunflower ( Helianthus annuus L. ) زينب محمدزاده اصل عليرضا عيوضي Open Access Article Abstract Page Full-Text 23 - The effect of mycorrhizal fungi, water stress and year on flower yield and some characteristics of medicinal plant of Borage (Borago officinalis L.) in Yasouj region Ali Rahimi Open Access Article Abstract Page Full-Text 24 - A study on grain yield and adaptability and stability of barley genotypes in cold dryland areas غلامرضا خليل زاده Open Access Article Abstract Page Full-Text 25 - The effect of hydrogen peroxide pretreatment and copper foliar application on some physiological traits and quantitative yield of SC704 maize hybrid under water deficit stress Abdollah Ayaran Mohamad Reza Dadnia mojtaba alavifazel شهرام لک Tayeb Sakinejad Open Access Article Abstract Page Full-Text 26 - Effect of Potassium Nano Chelate on Physiological and Yield Characteristics of Barley in Phenological Stages under Irrigation Cut-Off Conditions mohammad sayahi مانی مجدم Alireza Shokuhfar Open Access Article Abstract Page Full-Text 27 - Investigation Effect of Different Levels of Zinc Element on Seed Yield and Its Components of Various Barley (Hordeum vulgare L.) Cultivars Zeynab Banitamim Open Access Article Abstract Page Full-Text 28 - Effect of zinc and boron spray on quantitative and qualitative characters of Effect of zinc and boron spray on quantitative and qualitative characters of seed corn ( KSC 704 ) kianoush safari فرهاد صادقی احمد قنبری Open Access Article Abstract Page Full-Text 29 - The effect of planting date on the yield and components of soya variety in Salmas region احسان شرافت نژاد علی نصرالله زاده اصل Open Access Article Abstract Page Full-Text 30 - Improving the Yield and some Agronomic Characteristics of Soybean under Water Stress Conditions using Mycorrhiza and Zinc Sulfate Pouya Sohrabi nour mohammad ali Abitalebiyan Javad Hamzei Open Access Article Abstract Page Full-Text 31 - Evaluation of Conservation Tillage Systems and Weed Management on Yield and some Characteristic of Cucurbita pepo L. Seyed Mortaza Shekarlu Sasan Rezadoost Farzad Jalili