Volume 75 (2022)
Volume 74 (2021)
Volume 72 (2019)
Volume 71 (2018)
Volume 70 (2017)
Volume 69 (2016)
Volume 68 (2015)
Volume 67 (2014)
Volume 66 (2013)
Volume 65 (2012)
Volume 63 (2010)
Volume 62 (2009)
Prediction of Environmental Health by Using Gene Expression and Bayesian Network Techniques in Taleghan Watershed

payam ebrahimi; Ali Salajegheh; Mohsen Mohseni Saravi; Arash Malekian; Amir Sadoddin

Volume 73, Issue 1 , June 2020, Pages 1-18


  One of the important criteria for quality of life is the health of the watershed. Researches in this field show that in Iran, a model for assessing the health of the watershed is not prepared. So, In this study, using the statistical data of 27 years (1990-2016) 5 environmental variables in the Taleghan ...  Read More

Estimation of Runoff and Sediment Yield Potential Using Rainfall and Hydrological Model in Kozatopraghi Watershed

Abazar Esmaili; Mohammad Golshan

Volume 73, Issue 1 , June 2020, Pages 19-31


  Watersheds are a vast area with different conditions that simulation and studying the processes of runoff and sediment production in these area are critical for managing and maintaining resources. The Kozatopraghi watershed with an area of 766 km2 is located in the south and upstream of the Garesou basin, ...  Read More

Grazing effects on the relationship between vegetation canopy cover and above-ground phytomass with vegetation indices in Sabzekouh region, Chaharmhal va Bakhtiari

Reza Omidipour; Ataollah Ebrahimi; Pejman Tahmasebi; Marzban Faramarzi

Volume 73, Issue 1 , June 2020, Pages 33-47


  Vegetation canopy cover (VCC) and Above-Ground Phytomass (AGP) are the most important indicators of rangeland ecosystem’s structure and function, therefore their accurate evaluation and monitoring is vital for ecosystem welfare. Vegetation indices, are essential tools for assessing and monitoring ...  Read More

Evaluation of Different Levels of Zeolite and Salicylic Acid on Some Growth Indices of Medicinal Plant (Thymus Daenensis) Under Drought Stress Conditions

Saeedeh Khaghani; Hossein Azarnivand; Mohammad Jafari; Abdollah Mollafilabi; Ali tavili

Volume 73, Issue 1 , June 2020, Pages 49-63


  This experiment was conducted as a split-plot factorial based on a randomized complete block design with three replications in the medicinal plants' farm of Islamic Azad University in 2017. In this experiment, water stress was considered as the main factor in four levels of irrigation including 100%, ...  Read More

Diet Selection and Palatability of Plant Species for Naiini Sheep Grazing in Steppe Rangelands of Meymeh, Isfahan

Morteza Khodagholi; Razieh Saboohi; mina bayat; Javad Motamedi

Volume 73, Issue 1 , June 2020, Pages 65-74


  For the experiment, at the beginning of each growing season, an adult Naiini sheep (3-4 years old) was used as representative of the herd and used in annual censuses. Grazing time measurement continued at the beginning of the growing season and during the four growth stages. Census time at each growth ...  Read More

Evaluation of Honey Bee Husbandry Suitability in Sarab-Sefid Borujerd by Geographical Information System

Golnaz Kheradmand; Ali Ariapour; Hamidreza Mehrabi

Volume 73, Issue 1 , June 2020, Pages 75-88


  Honey bee husbandry is one of the multipurpose uses of rangelands that it affects by biotic and abiotic factors that investigated in this study for Sarab-Sefid rangeland of Borujerd County. To evaluation of honey bee husbandry suitability used FAO model include four main model plant cover, weather, topography ...  Read More

Water retention function of rangeland ecosystems, economic valuation of change in rangeland conditions (Case Study: Arnaveh Basin, North Khorasan Province)

Emad Zakeri; Hamidreza karimzadeh; Seyed Alireza Mousavi; mohammad ghorbani

Volume 73, Issue 1 , June 2020, Pages 89-103


  Rangelands provide a diverse array of vital services that pertain to human life. But market failure to consider the value of these ecosystem services has disturbed provision of many ecosystem services. In this study the economic value of water conservation functions by Arnaveh basin located in northwestern ...  Read More

Application of Geomorphometric attributes in digital soil mapping by using of machine learning and fuzzy logic approaches

Asghar Rahmani; Fereydoon Sarmadian; Sayed Roholla Mousavi; Seyyed Erfan Khamoshi

Volume 73, Issue 1 , June 2020, Pages 105-124


  Conventional soil mapping is related to High density sampling, affected by scale and expert knowledge So using of new data mining methods in digital soil properties mapping was the main aim of this study for resolving conventional soil survey problems. In this research, 62 surface soil samples based ...  Read More

vulnerability assessment of Gilangharb karstic aquifer using EPIK and KDI methods.

Mehrnoosh Ghadimi; sasan zangenetabar

Volume 73, Issue 1 , June 2020, Pages 125-137


  One important approach in the management of karst water resources is mapping of karstic aquifers. Vulnerability mapping enables identification of the groundwater resources that are subjected to contamination. The Gilangharb karst aquifer as part of the folded Zagros zone feeds the Gilangharb karstic ...  Read More

Investigation of the efficiency of the stability index model in Different hydrological conditions

Zakieh Safarpour; Jalil Farzadmehr; Ali Golkarian; Mahdi Bashiri

Volume 73, Issue 1 , June 2020, Pages 139-148


  Landslide is one of significant mass movement which causes normous annual human and sesmic region. Therefore, finding hazardous areas for planning and management of them is necessary. So, in this reasearch, occurred landslide in watershed region of bidvaz dam which has area of 161 square kilometers and ...  Read More

Study the effective environmental factors on distribution of ecological plant groups in altitude gradient of Moghan-Sabalan rangelands

sahar ghafari; Ardavan Ghorbani; mehdi moameri; Raoof Mostafazadeh; Mahmood Bidar lord; Azad Kakemami

Volume 73, Issue 1 , June 2020, Pages 149-166


  The aim of this study was to investigate the effects of topographic, edaphic, climatic and landscape metrices on the distribution of plant communities in the altitude gradient of Moghan-Sabalan rangelands in Ardebil province. To determine and study the ecological species groups, 28 sites and 840 one ...  Read More

Investigating condition of karstic lineaments in watersheds leading to Persian Gulf

Mohsen Farzin; Aliakbar Nazari Samani; saeideh menbari; sadat feiznia; gholamabbas kazemi

Volume 73, Issue 1 , June 2020, Pages 167-181


  This research tries to show the role and importance of karst formations in the infiltration of surface flows and recharge of groundwater resources in the region by determining the lineaments of geological formations in watersheds leading to the Persian Gulf and explaining the relative contribution of ...  Read More

Evaluation of the Soil Sustainability Indices in Desert Areas (Case study: Rangeland and Agriculture fields of Semnan)

Kourosh Kamali; Gholamreza Zehtabian; TAYYEBEH MESBAHZADEH; Hosein Shahab Arkhazloo; Mahmood Arabkhedri; Alireza Moghaddam Nia

Volume 73, Issue 1 , June 2020, Pages 183-198


  The sustainability of soil, especially in fragile ecosystems, is an indispensable indicator of sustainable land management that depends on the physical, chemical and biological properties of the soil. In order to study the soil sustainability in Semnan desert region of farms, gardens and rangelands as ...  Read More

Animal Unit Equivalent and Daily Requirement of Sheep Breeds Grazing in Central Regions of Iran

javad Motamedi(torkan); Hossein Arzani; Mehdi Ghorbani

Volume 73, Issue 1 , June 2020, Pages 199-208


  More than 20 sheep breeds having different body size utilize various rangelands in different climate regions which the conversion coefficient of each breed compared to animal unit must be recognized. For this purpose, two herds were selected from each breed sheep grazing at the central region during ...  Read More

products utilization Extreme on the destruction of forests and rangelands (Case Study: Zarinaban district from Dehloran)

Maryam Malekmirzaei; AliAkbar Karimeian

Volume 73, Issue 1 , June 2020, Pages 209-226


  Exploitation and extraction of sub products of forests and rangelands have long been important to the human beings and today these products have economic, cultural and social roles in countries where there are forests and rangelands ecosystems, so that ignoring and not paying attention to it would bring ...  Read More