Volume 76 (2023)
Volume 75 (2022)
Volume 74 (2021)
Volume 73 (2020)
Volume 72 (2019)
Volume 70 (2017)
Volume 69 (2016)
Volume 68 (2015)
Volume 67 (2014)
Volume 66 (2013)
Volume 65 (2012)
Volume 63 (2010)
Volume 62 (2009)
Assessing the effect of land use changes on groundwater quality and quantity (Case study: west basin of Jazmoryan wetland)

Hamed Eskandari Damaneh; Gholamreza Zehtabian; Ali Salajegheh; Mehdi Ghorbani; Hassan Khosravi

Volume 71, Issue 3 , December 2018, Pages 563-578


  In this study, the effect of land use changes on groundwater resources as well as monitoring of spatial and temporal changes of groundwater quantitative and qualitative parameters were assessed in west basin of Jazmoryan Wetland. Landsat satellite images of TM 2002 and OLI 2015 sensors by applying of ...  Read More

Performance assessment of data mining techniques for Forecast for one year evaporation (A Case Study: Yazd synoptic station)

hamide afkhami; azam habibi pour; mohammad reza ekhtesasi

Volume 71, Issue 3 , December 2018, Pages 579-594


  Evaporation is considered one of the key climatic variables, especially in arid regions and evaporation losses is one of the important issues in irrigation and water resources management in these areas. Therefore, it is important being aware of the amount of evaporation and its modeling, as one of the ...  Read More

Comparative Study of Frequency Analysis and Hydro-climatic Methods for Estimating Maximum Flood Discharge (Case Study: Bakhtiary Watershed)

Mohammad Bashirgonbad; Alireza Moghaddam Nia; Shahram Khalighi Sigaroodi; Mohammad Mahdavi; Emmanuel Paquet; Michel Lang

Volume 71, Issue 3 , December 2018, Pages 595-612


  There are many methods for estimating the maximum flood discharge including frequency analysis methods and risk study of hydraulic structures based on flood frequency analysis is often sensitive to the observations and selected statistical distribution that cause errors in design. Since heavy rainfalls ...  Read More

Measurement and Modeling of the heterotrophic soil respiration response to temperature in grazing and grazing exclosure rangeland

behzad behtari; Zeinab Jafarian; Hossenali Alikhani

Volume 71, Issue 3 , December 2018, Pages 613-627


  Soil heterotrophic respiration, which is the result of soil organic matter decomposition, is affected by environmental factors, especially temperature. A variety of models have been proposed to understanding the respiration response of the soil to temperature and respiration sensitivity to temperature ...  Read More

Examining and introducing plant species in the process of soil refining of lands contaminated with heavy metals by irrigation with gray watersr

reza hamed moghadam salari; Abbas Ali Ghezelsofloo; milad Iranshahy

Volume 71, Issue 3 , December 2018, Pages 629-643


  The purpose of this study is to investigate the potential of some plants for Phytoremediation of soil contaminated with lead, zinc, cadmium and copper. To do this, four plant species of Achillea millefolium, Agropyron elongatum, Bouteloua dactyloides and Artemisia sieberi were cultivated and plant samples ...  Read More

Study of Groundwater Quality of Mashhad Aquifer using GIS and Multivariate Statistical Techniques

mahboobeh sarbazi; Sadat Feiznia; Mohammad Mahdavi

Volume 71, Issue 3 , December 2018, Pages 645-657


  Water quality is always one of the major challenges for managers and decision makers in water resource management. However, the problems of water quality are more important than quantity. One of the main ways in thorough review and assessment of water quality using multivariate statistical techniques ...  Read More

Evaluation of preferred indicators of range plant species for improvement and restoration of semi-steppe ranglands. (A case study of Ardabil- ranglands)

Jaber Sharifi; Ali Ashraf Jafari; Yones Rostamikia

Volume 71, Issue 3 , December 2018, Pages 659-666


  Preference evaluation of four species of perennial forage grasses including Alopecurus textilis L., Festuca ovina L. and F. sulcata L. and Agropyron trichophorum. In order to use for improvement and restoration of rangelands, seeds of species were collected from of Ardebil province. After seed germination ...  Read More

Evaluation of the efficiency of steam condensation system in soils with organic Materials

Forood Sharifi; samaneh arvandi; Ali Shahnazari

Volume 71, Issue 3 , December 2018, Pages 667-680


  Steam condensation system in soil is a new and developing method that is capable of regenerating land using renewable energy. In this method, the supply of water and moisture, is obtained from the air steam transferred directly to the root zone. The method is used to increase the moisture content of ...  Read More

The effect of the morphometric factors on the peak flow using the Structural Equation Techniques (PLS) in the Southern Watersheds, Iran

hosien شظهیه; omonabin bazrafshan; Abdolreza Bahremend; Arash Malekian

Volume 71, Issue 3 , December 2018, Pages 681-697


  The purpose of this study is the effects of the morphometric factors on peak discharge in 108 hydrometric stations in the southern watersheds, Iran. After homogeneous tests and random data, a time period (from 1983-1984 to 2013-2014 was chosen and used to choose the best probability distribution function. ...  Read More

Evaluation of the Efficiency of Satellite Imagery Classification Approaches in Monitoring of Land Cover Changes (Case Study: Shahrekord Basin, Chaharmahal va Bakhtiari)

elahe zafarian; Ataollah Ebrahimi; Reza Omidipour

Volume 71, Issue 3 , December 2018, Pages 699-714


  Land cover mapping is essential for natural resource management. Satellite imagery can be used for mapping land cover. Several methods are available for land cover mapping whilst choosing the best method is one of the most important issue in this context. To compare pros and cons of three methods of ...  Read More

Construction of cement-slag mulch using mixture experiments design for fixation of sand dunes

Yousef Azimi; Salman Zare; Hamid Sarkheil; Javad Bodaghjamali; Siayamac Heshmati

Volume 71, Issue 3 , December 2018, Pages 715-735


  Mulching on the ground surface is one of the common approaches for fixing the sandy dunes and controlling dust. Despite the frequent use of oil mulch, due to its heavy costs and environmental problems, researches are focused on producing new environmentally friendly mulches. In this research, different ...  Read More

The possibility of forage production and establishment of salt tolerant species in saline and low-yield lands (Case study: Garmsar- Semnan)

Dariush Ghorbanian; Ehsan Zandi esfahan; Heydar Sharafieh; Alireza Eftekhari

Volume 71, Issue 3 , December 2018, Pages 737-746


  The use of saline and lands low-yield lands for forage production is an important step towards optimal utilization of low quality soil and water resources and supplying livestock forage as well as conservation of soil and water resources. Therefore, this research was aimed to investigate the establishment ...  Read More

Effect of converting rangeland to afforestation on carbon sequestration and some properties of soil (Case study: Hassan Abad afforestation, Sanandaj)

nasibe ghanbari; hossein azarnivand; hamed joneidi jafari; mohammad jafari

Volume 71, Issue 3 , December 2018, Pages 747-758


  This study aimed to effect of converting rangeland to afforestation on carbon and nitrogen storage was done in forested areas of Hassan Abad in Sanandaj. Masses of studied was include Cupressus arizonica, Pinus eldarica, Fraxinus rotundifolia, Robinia psedoacacia and Thuja orientalis whit an average ...  Read More

Spatial and Temporal Evaluation of Soil Erosion using RUSLE model Landsat satellite image time series (Case Study: Menderjan, Isfahan)

shahin mohammadi; Hamidreza karimzadeh; saeid pourmanafi; Saeed Soltani

Volume 71, Issue 3 , December 2018, Pages 759-774


  Soil is one of the most important production factors that has a great impact on human socio-economic life and the process of soil erosion is one of the environmental issues that threatens the environment, natural resources and agriculture. Spatial and temporal information of the soil loss and soil erosion ...  Read More

Hydro logical drought monitoring using SDI and GRI indicators In the watershed of Azam Herat, Yazd province

Ghasem Mortezaii Frizhandi; maryam mirakbari

Volume 71, Issue 3 , December 2018, Pages 775-785


  Drought is a natural and repetitive phenomenon. In this study, using SDI and GRI indicators, the hydrological drought condition was evaluated and compared with meteorological drought indicators. In the MATLAB environment, the GRI index was determined. According to the results, the GRI index during the ...  Read More

Evaluation of morphoscopy and granolometry of wind sediments (Case study Aran-Kashan

TAYYEBEH MESBAHZADEH; Zahra Ayazi; farshad soleimani sardoo

Volume 71, Issue 3 , December 2018, Pages 787-795


  By identifying the removal areas the reasons can be identified instead of addressing the causes, And focused on executive activities in the harvesting areas And for this, the identification of sediments is particular importance In this paper, with the aim of better understanding and interpreting sedimentary ...  Read More

The economic valuation of forage production function and utilization of orchid in Targavar grasslands of Urmia

Javad Motamedi; Tayebeh Tofighi azar; Morteza Molaei

Volume 71, Issue 3 , December 2018, Pages 797-807


  Functions of a natural resource, including rangeland ecosystems, can be divided into four groups of regulatory, habitat, production and information functions. Therefore, in this study, the economic valuation of forage production function and utilization of rhizome orchid were in terms of performance ...  Read More

Regional analysis of suspended sediment load using principale componants regression method in Sefidrood Drainage Basin

kazem Nosrati; sepide imeni; arash talari

Volume 71, Issue 3 , December 2018, Pages 809-827


  Sediment yield caused by soil erosion process as the most important land degradation index is considered a main challenge in sustainable development and threats the ecosystems. It is therefore very important to estimate the reliable sediment discharge at watersheds outlets. The large river drainage basins ...  Read More

Groundwater Level Prediction of Boukan Plain using Fuzzy Logic, Random Forest and Neural Network Models

hossein norouzi; ataallah nadiri

Volume 71, Issue 3 , December 2018, Pages 829-845


  123 Groundwater system studies to understanding its behavior, requires the exploratory drilling wells, pumping test and geophysical experiments, which can carried out with most cost. For this reason, simulation of groundwater flows by mathematical and computer models, which is an indirect method to ...  Read More

Producing rangeland vegetation types map using different algorithms of satellite image classification

Shahram Yousefi khanghah; Damoon Razmjuee; Somayyie Dehdari; Nasim Arman

Volume 71, Issue 3 , December 2018, Pages 847-856


  To better managing of rangeland the vegetation map is one of major factors, because plant communities is planning units of rangeland management and vegetation map shows the current status of plant communities. This research was conducted to produce vegetation type's map using Landsat 8 image classification ...  Read More