Volume 77 (2024)
Volume 76 (2023)
Volume 75 (2022)
Volume 74 (2021)
Volume 73 (2020)
Volume 72 (2019)
Volume 71 (2018)
Volume 70 (2017)
Volume 69 (2016)
Volume 68 (2015)
Volume 66 (2013)
Volume 65 (2012)
Volume 63 (2010)
Volume 62 (2009)
Capability of hillslope version of WEPP model in prediction of runoff and soil erosion dynamic in different type of semi-arid rangeland

yahya Parvizi; mohammad gheitury; Mosieb Heshmati

Volume 67, Issue 4 , May 2015, Pages 501-513


  The WEPP physically model is able to dynamically simulate runoff and soil erosion using physical concepts of erosion and hydraulic of overland flow science considering plant growth, residue decomposition, winter process. Determination of the capability of this model in runoff and erosion estimation in ...  Read More

Investigation the effects of flood water spreading on Infiltration trend in Bushehr Province

Ali Jafari; Fatemeh Tavakoli rad

Volume 67, Issue 4 , May 2015, Pages 515-524


  Flood spreading has an effective role in the soil improvement and fertility, ground water storage, revival of vegetation and prevention of fluent sands movement. One of the main problem of flood spreading projects is the entrance of sediment to the spreading systems and sedimentation in it. Sediment ...  Read More

Mapping the potential habitat of Zygophylum eurypterum in North East of Semnan, using Ecological Niche Factor Analysis

leila khalasiahwazi; Mohammad Ali Zare Chahouki

Volume 67, Issue 4 , May 2015, Pages 525-536


  Zygophyllum atriplicoides is one of the most important rangeland plants that often seen as associated species and rarely seen as the dominant species in ranglands rangelands which is very critical for soil  in starting and ending points of each transect. Measured soil properties (included gravel, ...  Read More

Investigation of Climate Change Effect on Drought Characteristics in the Future Period using the HadCM3 model (Case Study: Northwest of Iran)

amin salehpour jam; Mohsen Mohseni Saravi; Javad Bazrafshan; Shahram Khalighi

Volume 67, Issue 4 , May 2015, Pages 537-548


  Investigation of drought event has a great importance in the natural resources management and planning water resources management. In this research, the effect of the climate change on drought characteristics in northwest of Iran was investigated using the HadCM3 model under A2 scenario. The statistical ...  Read More

Investigation of Atriplex induced soil chemical changes (Case study: Hossein Abad Hapeshloo)

Masoomeh Abbasi Khalaki; Mohammad Jafary; Ali Tavili; mehdi moameri

Volume 67, Issue 4 , May 2015, Pages 549-558


  To find the effect of Atriplex canescens on soil chemical properties, two adjacent areas, each with and area of 1 ha, were selected in Hossein Abad Hapeshloo Shahryar. In one area it was planted Atriplex canescens in 2003 while the later one without Atriplex canescens was considered as control area. ...  Read More

Effect of mycorrhiza inoculation on seedlings establishment and morphological parameters of Bromus kopetdaghensis L. under field conditions

Reyhane Azimi; Mohammad Jankju; Hamid Reza Asghari

Volume 67, Issue 4 , May 2015, Pages 559-570


  Improved pasture establishment in plants, especially in arid and semi-arid is very important Application of biological fertilizers in pasture can be considered as a useful approach. that is one of the sources of the symbiotic fungus.. The purpose of the present study was to investigate the possibility ...  Read More

Relationship between morphological characteristics of seeds in semi-steppe rangelands with Endozoochory

sepideh fazelian; Pejman tahmasbi; Hamzehali Shirmardi

Volume 67, Issue 4 , May 2015, Pages 571-585


  Endozoochory is one of the seed dispersal modes through animal’s digestive systems transmission and the increases rate germination and plant establishment. The aim of this study, investigated the relationship between seed characteristics and the passage through the digestive tract of livestock ...  Read More

Effect of slope length on spatially variation of concentration

Ali Golkarian

Volume 67, Issue 4 , May 2015, Pages 587-601


  Erosion is one of the important factors in soil degradation and decrease fertility and slope length is one of the most effective factors in land form and amount of erosion. The objective of this study was investigation of spatially variation of sediment concentration in slope length until to receive ...  Read More

Monitoring of soil salinity using ASTER satellite data to evaluate desertification in the Marvast plain, Yazd province

zahra giveiiashraf; Mohammad Ali Hakimzade; Mohammad Zare; Zohre Ebrahimi Khusfii; Kazem Dashtakian

Volume 67, Issue 4 , May 2015, Pages 603-616


  Desertification relates to the both the process and end state of drylands degradation. Salinization and alkalinization are two indicators of soil degradation in arid and semi-arid regions. The main objectives of this research is monitoring of soil salinity using high spectral and spatial resolution of ...  Read More

Land slide hazard Susceptibility Mapping and its Evaluation Using the Statistics Analysis logistic Regression

Hamid Reza Moradi

Volume 67, Issue 4 , May 2015, Pages 617-629


  ABSTRACT Aim Of this research is landslide hazard zoning in Syahdare watershed using logistic regression. Therefore, outset landslide points recognized using air photography and extensive field studies. Then distribution of landslide map was makes. Then each effective element on landslide occurred for ...  Read More

Mapping soil surface salinity using Landsat Data ( Case Study: Bueinzahra


Volume 67, Issue 4 , May 2015, Pages 631-640


  This research was done in order to submit a model for salinity map made with TM satellite data and salinity values in a Buienzahra. The necessary processings such as principal component analysis and producing of different indices was done on the main bands. The 38 soil samples using random sampling (with ...  Read More

Assessment of Current Desertification Status using IMDPA and Determination of Effective Factors of Land Degradation (Case Study: Damghan region)

shima nikoo; Hossein Azarnivand; Gholam Reza Zehtabiyan; Hasan Ahmadi; Mohammad Ali Zare Chahouki

Volume 67, Issue 4 , May 2015, Pages 641-655


  Combating desertification which is a serious threat for the environment and human welfare requires understanding complex issues of this phenomenon using evaluation, awareness of severity of it's processes and determination of it's factors. So here, after recognizing the characteristics of the region ...  Read More