Volume 77 (2024)
Volume 76 (2023)
Volume 75 (2022)
Volume 74 (2021)
Volume 73 (2020)
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)
The Comparison of appropriate methods for propagation of three native grasses of Coastal Sand Masses of Hormozgan Province, IRAN by Seed and Stolon

Akbarian Mohammad; Rahman Asadpour; Maryam Moslehi; Omid Zakeri

Volume 72, Issue 4 , March 2020, Pages 879-887


  On the coast of Hormozgan province, there are halophytic grasses distributed in coastal plain, near to the coastline. They are potential forage crops which could be used to reclamation of coastal sandy saline soil deserts. The aim of this study is introducing of suitable methods for seedling production ...  Read More

Estimation and ranking of conservation value of selected Rangeland Ecosystem Services from the perspective of Population Preference (Case Study: Sheikh Mousa Rangeland Ecosystem)

Yadollah Bostan; ahmad fatahi ardakani; majid sadeghinia; Masoud Fehresti sani

Volume 72, Issue 4 , March 2020, Pages 889-909


  Attention to rangeland ecosystems is important because rangeland ecosystems have significant impacts on human agriculture and food security and also have various functions that would not be possible for humans to live without. Therefore, the purpose of the present study is to estimate the conservation ...  Read More

Effect of salicylic acid on germination of three species of Artichoke, Fennel and Black cumin under salinity stress

Mojtaba Piri; Alireza Khavaninzadeh; Hamid Sodaeizadeh

Volume 72, Issue 4 , March 2020, Pages 911-925


  Effect of Salicylic acid as a pre-treatment, on germination indices of Foeniculum vulgare Mill, Cynara scolymus L. and Nigella sativa under salinity stress was evaluated by a factorial arrangement in a completely randomized design with four replications. Salicylic acid and salinity were considered in ...  Read More

Comparison of distance-based methods of density estimation of Astragalus verus Olivier and Astragalus albispinus Sirj. & Bornm. (Case study: Steppe Rangeland of Marjan, Chaharmahal-Va-Bakhtiari)

Hamid Jamali; Ataollah Ebrahimi; Elham Ghesareh Ardestani; Fatemeh Pordel

Volume 72, Issue 4 , March 2020, Pages 926-940


  Density is an important indicator of vegetation evaluation, which several methods have been developed for its assessment, but their accuracy is concerned. To reveal accuracy of each methods, a study site of 32000-m2 in the steppe rangeland of Marjan, Boroujen was selected and divided into eight macroplots ...  Read More

Investigation and comparison of soil nutrients under different land uses and crop patterns (Case Study: Eshtehard)

Shima Javadi; Gholamreza Zehtabian; Mohammad Jafari; Hassan Khosravi; Azam Abolhasani

Volume 72, Issue 4 , March 2020, Pages 941-950


  The reduction of soil quality and health due to the lack of proper management or land use change in arid and semi-arid regions of Iran has become a major challenge, which affects the nutritional properties of the soil. Regarding to the importance of nutrients in plant growth, the aim of this study was ...  Read More

The effect of Silviculture on Tillering Haloxylon to determine the best height and time pruning (Case study: haloxylon plantation in eshtehard)

sadegh hoseinniaee; Hossein Azarnivand; Mohammad Jafari; Mohammad Ali Zare Chahouki

Volume 72, Issue 4 , March 2020, Pages 951-964


  Haloxylon is one of the resistant plants in desert areas, which has always been considered by researchers and practitioners since controlling sandy soils as one of the solutions to erosion and sand fixation by biological methods. In this study was conducted in forest plantations eshtehard, Bases of haloxylon ...  Read More

Evaluation and zoning recharge in karstic areas (Case Study: Azhvan-Bisotun karst aquifer in Kermanshah)

ali dastranj; ahmad nohegar; Arash Malekian

Volume 72, Issue 4 , March 2020, Pages 965-978


  Abstract Feeding areas, and the spatial distribution of recharge in karstic aquifers, depends to factors such as geomorphology karst and its development, climate, slope, vegetation, soil and geological factors. Karstic aquifers in the study area, has the main role in the development of human civilization ...  Read More

Investigation of Stakeholders in Prioritizing Factors Affecting Their Poor Participation in Watershed Management Projects (Case Study: Morad Abad Watershed in Meymand, Fars Province)

Seyed Masoud Soleimanpour; Amin SalehpourJam; Ali Akbar Noroozi; Naser Khalili

Volume 72, Issue 4 , March 2020, Pages 979-994


  Implementation of watershed management projects without the participation of people has not been very successful. Therefore, prioritizing indices and sub-indicators affecting their poor participation is an important step in managing of watersheds and it can lead to taking measures to eliminate barriers ...  Read More

Estimation of long-term forage production of steppe rangelands of Fars province based on climatic factors parameters

mahshid souri; mina bayat; Hossein Arzani; Morteza khodagholi

Volume 72, Issue 4 , March 2020, Pages 995-1009


  Climatic factors are the most important factors affecting vegetation growth and production. The impact of each of these factors in each region varies depending on the vegetation type. The effect of climatic factors (rainfall and temperature) on the production of grazed plant species at 6 steppe sites ...  Read More

Evaluating the Different Statistical Models for Flood Susceptibility Mapping in Guilan Province

Eisa Gholami; Mehdi Vatakhah; Seyed Jalil Alavi

Volume 72, Issue 4 , March 2020, Pages 1011-1022


  Due to the lack of information in most of the watersheds, many researchers attempt to use spatial analysis within Geographic Information System (GIS) in hydrological and Flood Prone (FP) area studies. The present study was designed to compare the efficiency of three models i.e. Support Vector Machine ...  Read More

Impact of mechanical and biological watershed projects on livelihood capitals of local people (Case Study: Ghareshiran watershed - Ardebil county)

Mohsen Maleki; reza ghane moghaddam

Volume 72, Issue 4 , March 2020, Pages 1023-1036


  This article investigate the effects of watershed interventions Ghareh-shiran watershed, Ardebil province. In this paper, five socio-human, economic and environmental-physical capital were investigated. Thestatistical population of this research was informed users of six villages covered by the project ...  Read More

Assessment of Bonding Social Capital for Establishment of Collaborative Governance of Natural Resources (Case Study: AbarKuh District, Yazd Province)

Mohamad reza Akhundi; Hedaiatollah Mirshamsi; Seyed Hoseyn Moussavi nia

Volume 72, Issue 4 , March 2020, Pages 1037-1047


  Collaborative governance strengthens the relationship between different beneficiaries in line with up-bottom approach to natural resources management. Social capital is one of the major components contributing to the collaborative governance of natural resources. Accordingly, the level of social capital ...  Read More

Assessment of affecting factors on the exploitation of rangelands with an emphasis on AHP-strategic factors (SWOT- AHP) (Case study: rangelands of Alborz Province)

mansoure kargar; zahra yousefi; ALI Taheri

Volume 72, Issue 4 , March 2020, Pages 1049-1060


  According to the important role of rangeland on the exploiters of its and rangeland ecological changes in the economic and social systems, planning and decision-making to assess the current situation is the most important. In this regard, this study intends to determine the difference between experts ...  Read More

Investigation of Mechanical Behavior of Inflatable Sand Using Malass and Black Liqueur

maryam mombeni; hamid reza asgari; ali Mohammadian Behbahani; Salman Zare; hossein yousefi

Volume 72, Issue 4 , March 2020, Pages 1061-1073


  One of the main challenges of land degradation management in arid and desert areas of Iran is the stabilization of sand as well as the control of dust; therefore the use of mulches, particularly eco-friendly mulch, is one of the ways to stabilize sand used. The purpose of this study was to investigate ...  Read More

Species diversity patterns in relation to altitude and grazing in Haftadgholeh protected area, Arak

Hamidreza Mirdavoodi; Younes Asri; Gholamreza Goudarzi; Ali Famaheini

Volume 72, Issue 4 , March 2020, Pages 1075-1091


  Studying species diversity and analyzing of the relationships between plants, environmental factors and disturbance play an important role in studying the dynamics and management of ecosystems. We studied the species diversity patterns in relation to some physiographic factors and grazing along an altitudinal ...  Read More

Satisfaction rate analysis of watersheds dwellers in three watersheds of Saravan city from Fifth Agricultural and Income Development Plan

Jamshid Nosrati Rad; Ali Akbar Jamali; Hosein Sargazi

Volume 72, Issue 4 , March 2020, Pages 1093-1104


  Identification of the barriers and socio-economic factors of villagers for rural development is evident. To identify this issue, consideration of social capital and socioeconomic variables that affect the satisfaction of watersheds has been considered. The purpose is to assess the level of satisfaction ...  Read More

Investigation of Chemical Composition and Source Identification of PM10 Aerosols using Enrichment Factor (Case Study Area: City of Kermanshah)

zeinab nazari; nematollah khorasani; sadat feiznia; mahmoud karami

Volume 72, Issue 4 , March 2020, Pages 1105-1116


  One of atmospheric phenomena of dry and semi-dry areas and areas adjacent to these areas is the phenomenon of dust and production of particulate matter (PM10) that have many environmental hazards. The purpose of this research is determination of chemical composition and source identification of elements ...  Read More

Prediction the climate change effects on the potential spatial distribution Onosma sabalanica Ponert. and Onosma cornuta H. Riedl. (Boraginaceae Juss.) in climatic units of Iran

sadaf sayadi; siavash naghizadeh; Hossein moradi zeinab; ahmadreza mehrabian; hossein mostafavi

Volume 72, Issue 4 , March 2020, Pages 1117-1129


  The climate change is the greatest environmental challenge facing the world today. The prediction of the effect of climate change on the distribution of sensitive and valuable plant species is considered important in the management and conservation of them. Onosma L. as a very rich taxa from Lithospermeae ...  Read More

Rangeland management plans and rangeland health (Case Study: Rangelands of Torbat-e-Heydarieh)

Ali Norouzi; iman haghiyan; Esmaeil Sheidai Karkaj

Volume 72, Issue 4 , March 2020, Pages 1131-1145


  Rangelands as a source of meat, forage, water and soil play a significant role in the country's economy, but the increase in the number of livestock and livestock in the rangelands has eliminated the balance between production and harvest. In this research, the effect of rangeland projects on various ...  Read More

The spatial extrapolation of soil great group by application of Random Forest in arid region of central Iran (Faryab-Kahnooj)

Mehrnaz Neyestani; Fereydoon Sarmadian; Azam Jafari; Ali Keshavarzi

Volume 72, Issue 4 , March 2020, Pages 1147-1166


  In digital soil mapping, soil characteristic and classes could be extracted truly by numerical and quantitative modelling. Hence, derived rules could be fitted to similar regions for achieving ruled relations on areas without soil information which is called as extrapolation. In the present study, achieving ...  Read More