Volume 38 (2024)
Volume 37 (2023)
Volume 36 (2022)
Volume 35 (2021)
Volume 34 (2020)
Volume 33 (2019)
Volume 31 (2017)
Volume 30 (2016)
Volume 29 (2015)
Volume 28 (2014)
Volume 27 (2013)
Volume 26 (2012)
Volume 25 (2011)
Volume 24 (2010)
Volume 23 (2009)
Volume 22 (2008)
Research Article
Evaluation of Plant Input Coefficient of WOFOST in PRD Condition for Sunflower

,fatmeh hashami; Ali Shahnazari; mahmood raeini; ali ghadami firouzabadi; Ebrahim Amiri

Volume 32, Issue 4 , September and October 2018, Pages 647-660


  The research as reported in related to simulation by WOFOST, predominately focused on traditional methods of deficit irrigation such as terms of percentage in full irrigation conditions or as evaluation of growth and development in certain days after irrigation. Also it should be noted that not only ...  Read More

Research Article
The Effect of Surface and Subsurface Irrigation with Saline Water and Mulch on Corn Yield, Water Productivity and Solute Distribution in the Soil

abdolmajid liaghat; masoud Pourgholam amiji; pourya mashhouri nejad

Volume 32, Issue 4 , September and October 2018, Pages 661-674


  Introduction: With due attention to the limitation of water resources in Iran and specific geographical conditions of the country, using modern methods of irrigation with low water usage is inevitable. By applying suitable management in water system, soil and plant, while increasing product, we can establish ...  Read More

Research Article
The Effect of Partial Root-Zone Drying and Zeolite on Water Use Efficiency and Physiological Characteristics of Sweet Pepper

P. Daneshpazhoh; A. R. Ghasemi; Mohamad reza Nori Emamzadeie; R. Barzegar

Volume 32, Issue 4 , September and October 2018, Pages 675-690


  Introduction: Optimal water utilization is one of the most important challenges of the present century. Due to limited water resources and the existence of alternate droughts in the country, optimal use of it is necessary. The deficit irrigation technique is one of the most effective and practical ways ...  Read More

Research Article
Simulation of Changes in Soil and Plant Nitrogen by CERES-Wheat Model

F. Mondani; B. Gholami; A.R. Bagheri; Gh.R. Mohammadi

Volume 32, Issue 4 , September and October 2018, Pages 691-707


  Introduction: The DSSAT model is one of the most general and extensively used process-based crop growth simulation models. This model has been used worldwide to simulate crop biomass, yield, and soil nitrogenleaching under different management practices and various climatic conditions. Among management ...  Read More

Research Article
Effect of Pruning Waste Biochar and Compost and Microbial Inoculation on Phosphorus Availability

MirHassan Rasouli-Sadaghiani; Roghayeh Vahedi; Mohsen Barin

Volume 32, Issue 4 , September and October 2018, Pages 709-722


  Introduction: Millions of tons of trees pruning waste are produced annually in Iran, which can contribute to supplying soil organic matter. Soils in arid and semi-arid regions, due to lack of sufficient vegetation and the return of low amounts of plant residues to the soil, contain little organic matter. ...  Read More

Research Article
Grain Size and Mineralogy Variations along the Climatic Gradient on the Surface Loess-Derived Soils in Northern Iran

Jafar Sharifi Garmdareh; farhad khormali; Christian Rolf; Martin kehl; Ali shahriari; Manfred Frechen

Volume 32, Issue 4 , September and October 2018, Pages 723-736


  Introduction: The study of the northern Iranian loess is important since they are located in the middle of the Asian and European loess belt. In addition, presence of a climatic gradient i.e. increases in rainfall from north to south and from west to east, and the constant temperature, provide a unique ...  Read More

Research Article
Digital Mapping of Soil Organic Carbon (Case Study: Marivan, Kurdistan Province)

Sheler Eskandari; kamal nabiollahi; Ruhollah Taghizade-Mehrjardi

Volume 32, Issue 4 , September and October 2018, Pages 737-750


  Introduction: Soil organic carbon is one of the most important soil properties which its spatial variability is essential to crop management, land degradation and environmental studies. Investigation of variability of soil organic carbon using traditional methods is expensive and time consuming. Therefore, ...  Read More

Research Article
The Effects of Livestock Grazing Intensity on Soil Physicochemical Properties in Moghan Rangelands

S. Jafari; Ardavan Ghorbani; K. Hashemimajd; S. Ghafari

Volume 32, Issue 4 , September and October 2018, Pages 751-762


  Introduction: Soil is one of the important components of rangeland ecosystems. Soil is the natural and dynamic layer of the earth that act as an important component of rangeland ecosystems for the human food security and plants mechanical support which is the background for growth of them. Soil degradation ...  Read More

Research Article
The Effect of Zeolite, Manure and Vermicompost on Growth and Micronutrients Uptake by Corn

Seyyedeh Zohreh Taghdisi heydarian; Reza Khorassani; Hojat Emami

Volume 32, Issue 4 , September and October 2018, Pages 763-778


  Introduction: The amount of soil nutrients and their availability for plants are the important aspects of soil fertility. Although micronutrients are used by plants in very small amounts, they play an active role in many plant-based processes and reactions influencing the plant growth and yield. The ...  Read More

Research Article
Effect of Biochars Produced at Different Temperatures on the Availability of Zinc and Maize (Zea mays L.) Responses in a Contaminated Soil

Parvin Kabiri; hamid reza motaghian; Alireza Hosseinpur

Volume 32, Issue 4 , September and October 2018, Pages 779-793


  Introduction: Anthropogenic activities have transformed the global geochemical cycling of heavy metals. Mine tailings are of great concern due to the detrimental effects of toxic inorganic elements causing environmental risks. Zinc (Zn) as an essential element is required in small amounts for various ...  Read More

Research Article
Geostatistical Assessment of Aggregates Stability and Sodium Adsorption Ratio in Salt-Affected Soils Around Urmia Lake

shokrollah asghari; Mahmood Shahabi

Volume 32, Issue 4 , September and October 2018, Pages 795-807


  Introduction: Salinity and sodicity are the most important land degradation problems particularly in arid and semi-arid regions. Due to the depletion of Urmia Lake located in the northwest of Iran during recent years, the proportion of surrounding saline agricultural lands increased at a past pace. In ...  Read More

Research Article
Effects of Mycorrhizal Symbiosis on Nutrient Uptake and Water Use Efficiency of Tomato under Drought Stress

Morteza Pouzesh Shirazi; Hassan Haghightnia; Rahim Khademi

Volume 32, Issue 4 , September and October 2018, Pages 809-820


  Introduction: Tomato is one of the most important vegetables that are used by human. High price of tomato due to its out of season production in Bushehr province has made a great tendency for farmers of this area to cultivate it in fall and winter in nearly 12000 hectares in the province. Mean annual ...  Read More

Research Article
Relationship between Soil Moisture Changes and Climatic Indices in the Mele-Siah Forest Site of Ilam Province

Jaafar Hosseinzadeh; Afsaneh Tongo; Ali Najafifar; Ahmad Hosseini

Volume 32, Issue 4 , September and October 2018, Pages 821-830


  Introduction: Direct monitoring of soil moisture and the extraction of moisture data by point method is not only costly and time-consuming, but in a large scale, is impractical; while drought is a regional phenomenon and requires extensive and regional data to monitor it. Therefore, providing a simple ...  Read More

Research Article
Examination of Feature Selection Methods for Downscaling of Daily Precipitation in Two Different Climates

Javad ramezani moghadam; Mostafa Yaghoubzadeh; Ahmad Jafarzadeh

Volume 32, Issue 4 , September and October 2018, Pages 831-848


  Introduction & Background: Assessment of climate change impacts on hydrology is relied on the information of climate changes in adequate scale. Due to outputs of GCMs (General Circulation Models) that are the most confident tools for simulating climate change impacts but are available in coarse resolution. ...  Read More