Volume 38 (2024)
Volume 37 (2023)
Volume 36 (2022)
Volume 34 (2020)
Volume 33 (2019)
Volume 32 (2018)
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 Irrigation
The Effect of Tillage Methods on some Soil Properties and Water Productivity of Two Sugar Beet Cultivars

M. Khorramian; M.S. Hasanvandi; S.R. Ashrafeizadeh

Volume 35, Issue 4 , September and October 2021, Pages 461-473


  Introduction: North of Khuzestan province is one of the major areas for autumn sugar beet planting. Conventional tillage (CT) is widely practiced by sugar beet growers in this region. CT in sugar beet consists of burning wheat residue, using deep plowing with a moldboard plow or ripper plowing followed ...  Read More

Research Article Irrigation
Estimation of Suspended Sediment Load Using Integrated Intelligent Methods with Considering Model Uncertainty

S.M. Saghebian

Volume 35, Issue 4 , September and October 2021, Pages 475-488


  Introduction: Sediment transportation and accurate estimation of its rate is a significant issue for river engineers and researchers. So far, various and complex relationships have been proposed to predict the amount of suspended sediment transport rate, such as velocity and critical shear stress based ...  Read More

Research Article Irrigation
Estimation of Groundwater Recharge Lag Time in Mashhad-Chenaran Aquifer Using Cross-Correlation Method

M. Arjmand Sharif; H. Jafari

Volume 35, Issue 4 , September and October 2021, Pages 489-504


  Introduction: In hydrological studies, time series are observed as continuous or discrete. Groundwater level and rainfall can be considered as discrete time series. The most common way to measure the dependence between two variables in a discrete time series is to calculate the Pearson correlation coefficient ...  Read More

Research Article Soil science
Effects of Fungal Phytases (Aspergillus Strains) on Availability of Phosphorus from Sodium Phytate and Phosphorus Uptake in Corn Plant

T. Valizadeh; A. Lakzian; A. Halajnia; M. Mazhari

Volume 35, Issue 4 , September and October 2021, Pages 505-517


  Introduction: The deficiency of phosphorus has attracted a lot of attention as one of the most important nutrients for agricultural plants especially in calcareous soils. However, in some soils, organic phosphorous containing 80 percent of total phosphorus in some soils but in most cases, that form of ...  Read More

Research Article Soil science
Investigation of Bioaccumulation Capacity of Barley for Soil Lead and Chromium under Drought Stress Conditions

M. Madahinasab; M. Mousavi nik; S.A. Ghanbari; A.R. Sirousmehr; Sh. Kouhestani

Volume 35, Issue 4 , September and October 2021, Pages 519-534


  Introduction: The use of sewage sludge, which is mixed locally with poultry waste and is available at a relatively low cost, improves the circulation of nutrients and organic matter in the soil, reduces the concentration of CO2 in the atmosphere, and increases the level of soil organic carbon. Fertilization ...  Read More

Research Article Soil science
Response of Different Citrus Rootstocks to Sulfur Granular Compost and Nitrogen

M. Mahmoudi; Sh. Kazemi

Volume 35, Issue 4 , September and October 2021, Pages 535-549


  Introduction: The consumption of inorganic fertilizers in agricultural ecosystems led to the destruction of soil physical, chemical, and biological characteristics and severely affected the quality of the products. Therefore, the application of compost fertilizers in agricultural lands has been widely ...  Read More

Research Article Soil science
Biological Management of Soil Erosion (Case Study: Gavoshan Watershed, Kermanshah Province, Iran)

S.H. Sadeghi; A. Jafarpour; M. Farajolahi; D. Khatibi Roodbarsara; M. Moradi Sefidcheghayi; M. Zabihi Silabi; M. Khosravi; E. Kolani; B. Mohammadi; M.J. Adibi; H. Azarniya

Volume 35, Issue 4 , September and October 2021, Pages 551-566


  Introduction: One of the most important causes of land degradation and reduced fertility is soil erosion, a severe threat to human welfare and food security. With the intensification of erosion and sediment transport in the watershed, water quality is reduced, and sediment production and flood risks ...  Read More

Research Article Soil science
Estimation of the Amount of Soil Organic Carbon Using Spectral Data in the VIS-NIR-SWIR-TIR Spectral Range

Hamid Reza Matinfar; M. Jalali; Z. Dibaei

Volume 35, Issue 4 , September and October 2021, Pages 567-581


  Introduction: Understanding the spatial distribution of soil organic carbon (SOC) is one of the practical tools in determining sustainable land management strategies. Over the past two decades, the use of data mining approaches in spatial modeling of soil organic carbon using machine learning techniques ...  Read More

Research Article Soil science
Effect of Plant Growth Promoting Rhizobacteria and Filter Cake on Growth and Nutrient Concentration in Spinach Plant in Interaction with Herbicide

K. Asadzadeh; H. Nadian; A. Siahpoosh; V. Keshavarz-Tohid

Volume 35, Issue 4 , September and October 2021, Pages 583-597


  Background and Objectives: In recent years, the production of healthy foods through environmentally friendly methods has received much attention. Spinach is a vegetable plant rich in minerals and vitamins which is used in green and cooked forms. Thus, healthy production of this plant with the greatest ...  Read More

Research Article Agricultural Meteorology
Investigating the Variability of Growing Season Length and Growing Degree-Days of Crops in Elevated and Coastal Areas

S.F. Ziaei Asl; A.A. Sabziparvar

Volume 35, Issue 4 , September and October 2021, Pages 599-612


  Introduction: It is possible to guide the agricultural experts to achieve a suitable genotype and adapt to climatic conditions in proportion to the length of the modified growing season by identifying the impact of climate change in recent years on the cumulative rate of degree-days of plant growth. ...  Read More