Volume 38 (2024)
Volume 37 (2023)
Volume 36 (2022)
Volume 35 (2021)
Volume 34 (2020)
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
Evaluation of Direct Methods and Computer Models in Estimating the Infiltration Parameters of the Kostiakov-Lewis Equation in Sugarcane Fields

Reza Mazarei; AbdAli Naseri; amir soltani mohammadi

Volume 33, Issue 3 , July and August 2019, Pages 379-389


  Introduction: Surface irrigation systems are the oldest and common irrigation method. Surface irrigation is of low cost and energy requirements compared to sprinkler and drip irrigation systems. In general, a main large number of fields' data is needed to show the farm average condition. Infiltration ...  Read More

Research Article
The Effect of Different Irrigation Regimes under Subsurface Drip Irrigation System on Soil Moisture Distribution in Pistachio Orchard

hossein dehghani; Hamidreza Haji Agha Bozorgi; ali asghar ghaemi

Volume 33, Issue 3 , July and August 2019, Pages 391-404


    Introduction: Creating a uniform and adequate moisture in the root zone is one of the most challenging issues in irrigated lands. Use of irrigation systems with high water efficiency, such as sub-surface drip irrigation is recommended as a solution to reduce water losses. Information on soil ...  Read More

Research Article
Water Quality Assessment of the Beheshtabad River Using Liou Pollution Index and Principal Component Analysis

R. Zamani-Ahmadmahmoodi; Ehsan Fathi; Samira Bayati; Pone Ghorbani-Dashtaki

Volume 33, Issue 3 , July and August 2019, Pages 405-417


  Introduction: Surface water, especially rivers, are the important sources for drinking water, agricultural and industrial uses. These reservoirs are easily affected by pollution and various activities. The vulnerability of surface water is greater than that  the groundwater. Therefore, the importance ...  Read More

Research Article
Investigating the Impact of Chicken Feather, Vermicompost and Potassium Humate on the Physical Properties of Soil

mohammadreza dalalian; fatemeh zabihi; anvarossadat paknejad; mina khoshkhan

Volume 33, Issue 3 , July and August 2019, Pages 417-430


  Introduction: Destruction of soil structure and reduction of soil organic matter are major problems of cultivated soils which result from improper tillage operations, excessive consumption of chemical fertilizers and low consumption of organic and green fertilizers. One method for maintaining sustainable ...  Read More

Research Article
The Effect of Interaction of Land Abandonment and Climate Conditions on Restoration of Organic Matter in Primary Soil Particles in the Rangeland of Steppe Regions

samira salari; Mehdi Pajouhesh; Pejhman Tahmasebi; Farzaneh Nikookhah

Volume 33, Issue 3 , July and August 2019, Pages 431-443


  Introduction: Although many studies have been done on the effects of agricultural land abandonment, there is very little information about the impact of climate conditions on the restoration of abandoned agricultural lands. Human has changed most of rangelands to agricultural lands causing a decrease ...  Read More

Research Article
Effect of Sugarcane Bagasse Derived Biochar on Distribution of Zinc Fractions in a Calcareous Soil

Akbar Karimi; abdolamir moezzi; Mostafa Chorom; Naeimeh Enayatizamir

Volume 33, Issue 3 , July and August 2019, Pages 445-461


  Introduction: Zinc is a key micronutrient which takes part in plant physiological functions. One of the extensively wide range abiotic stresses arises from Zn shortage in agricultural calcareous soils. Zn is one of the most prevalent disorders among various crops. Zinc deficiency is very common in most ...  Read More

Research Article
Effect of Superabsorbent, Nitrogen Fertilizer and Drought Stress on Yield and Water Productivity of Bell Pepper

Hamid Zare Abyaneh; Farzaneh Heidari; Gholamreza Heidari; mehdi jovzi

Volume 33, Issue 3 , July and August 2019, Pages 463-476


  In this pot experiment, the effects of three levels of zero (A0), three (A1) and five gram (A2) aquasorb superabsorbent per kg of soil, three levels of 70 (W1), 85 (W2) and 100 (W3) percent of irrigation requirements and two levels of 75 (F1) and 100 (F2) percent of nitrogen fertilizer requirements were ...  Read More

Research Article
Changes in Physical Properties of Soils after Five Years of Application of Conventional and Conservation Tillage Practices

Mehdi Kousehlou; Mehdi Rahmati; Iraj Eskandari; Vali Feiziasl

Volume 33, Issue 3 , July and August 2019, Pages 477-478


  Introduction: Soil is one of the nonrenewable resources (in human being life time scale) that is important to be protected. Tillage operations are carried out in a variety of ways, which in general can be divided into two comprehensive classes of conventional and conservation tillage practices. The tillage ...  Read More

Research Article
Isolation of Silicate Minerals-Solubilizing Bacteria from Tobacco (Nicotiana tabacum L.) Rhizosphere and Evaluation of their Efficiency on Soil Potassium Release

R. Ranjbar; Ebrahim Sepehr; Abbas Samadi; MirHasan Rasouli Sadaghiani; Mohsen Barin; behnam Dovlati

Volume 33, Issue 3 , July and August 2019, Pages 489-500


  Introduction: Potassium (K) is one of the major essential macronutrients for plant growth. Soil has rich reserves of K, among which only 1–2% can be directly absorbed by plants. It may be more economically viable to transform the fixed slow-release K into available K that can be absorbed by plants. ...  Read More

Research Article
Evaluation and Application of Different Observational (Land and Satellite) Datasets Over Iran

Ali Chavoshian; P.S. Katiraie-Boroujerdy

Volume 33, Issue 3 , July and August 2019, Pages 501-520


  Introduction: Precipitation has an important role not only in the variety of scientific applications including climate change, climate simulations, weather modeling, and forecasting but also in decision making such as water management, hydrology, agriculture, drought, and crisis management. Different ...  Read More