Volume 31 (2024)
Volume 30 (2023)
Volume 29 (2022)
Volume 28 (2021)
Volume 27 (2020)
Volume 9 (2019)
Volume 8 (2019)
Volume 26 (2019)
Volume 12 (2019)
Volume 10 (2019)
Volume 25 (2018)
Volume 24 (2017)
Volume 23 (2016)
Volume 22 (2015)
Volume 21 (2014)
Volume 20 (2013)
Volume 19 (2013)
Volume 18 (2011)
Volume 17 (2010)
Volume 16 (2009)
Volume 15 (2008)
Volume 14 (2007)
Volume 13 (2006)
Volume 7 (2000)
Volume 6 (1999)
Volume 11 ()
Determination of production and consumption of range species in Badamestan rangelands of Zanjan province

Farhad Aghajanlou; Morteza Akbarzadeh; ahmad mousavi; Parviz Moradi

Volume 28, Issue 4 , November 2021, , Pages 614-630

Abstract
  Rangelands capacity depends on several factors, including the amount of forage production. Forage production varies during the grazing period and different years. The goal of determining grazing capacity is to estimate the forage production within the grazing period. This project was carried out over ...  Read More

Predicting the biomass of aerial and underground parts of palatability species caused by grazing using Adaptive Neuro-Fuzzy Inference System (ANFIS)

zhila ghorbani; Kiumars Sefidi; Mahshid Souri; Mehdi Moameri

Volume 28, Issue 3 , October 2021, , Pages 395-409

Abstract
  Awareness of the extent and impact of vegetation from livestock grazing disorders can be a solution to develop rangeland ecosystem management strategies to achieve sustainability and continuous production in these ecosystems. In this study, the production of aerial and underground organs of grazable ...  Read More

Range management plans and production and economic of rangeland users (Case study: Nir rangelands, Ardebil Province)

Farshad Keivan Behjou; Adel Esmailnejad Onari; Sajad ghanbari

Volume 28, Issue 2 , June 2021, , Pages 252-265

Abstract
  Rangelands as the main part of natural resources are considered a basis for the economic growth and development of communities and countries at the micro and macro levels. Increasing the number of livestock has led to the degradation of rangelands, so it is necessary to control grazing. The purpose of ...  Read More

Investigating the relationship between plant diversity and annual production in semi-arid rangelands of National Park Khabr, Kerman province

Azam Khosravi Mashizi; Mohsen Sharafatmandrad

Volume 28, Issue 2 , June 2021, , Pages 266-279

Abstract
  The complexities of the relationship between biodiversity and human welfare can be simplified by identifying the impact of species diversity on ecosystem function. Since annual production plays an important role in the grazing management and sustainability of rangeland ecosystems, this study examines ...  Read More

Investigation the relationship between forage production and canopy of plant species in semi-steppe rangelands of Zagheh, Lorestan

Reza Chamanpira; Reza Siahmansour; Hossein Arzani

Volume 27, Issue 2 , June 2020, , Pages 204-214

Abstract
  One of the main goals of rangeland assessment is to obtain the amount of forage production of rangeland species because it plays an essential role in determining rangeland capacity and grazing management. Measuring the amount of production requires a lot of time and costs, so finding cheap, fast and ...  Read More

Study the forage production and utilization in rangeland Saleh-Abad of Ilam

Ayad Aazami; Morteza Akberzadeh; Mashaallah Mohmadpour

Volume 27, Issue 1 , April 2020, , Pages 1-12

Abstract
  Rangeland capacity depends on forage produced in the rangeland, the permitted range of plant species, forage quality and rangeland health. Range species have a certain production in months and years. Without recognize properties production plants and the rate consumption forage rangeland cannot programming ...  Read More

Assessment and comparison of production and diversity of grassy species of woody rangelands with open Rangelands in Fandoghlou semi-dense ecosystems, Ardabil

Farshad Keivan Behjou; Hasan Mollazadeh Asl; Jaber Sharifi Naiaragh

Volume 25, Issue 1 , April 2018, , Pages 13-28

Abstract
      The main objective of this study was to evaluate the effect of tree species canopy on production and diversity of grass species in the understory of trees in Fandoghlou, Ardabil. The study area was selected after extracting similar geomorphological units of Fandoghlou, Shoghal Dareh ...  Read More

Study the effects of elevation, slope and aspect on life form forage production in Sabalan rangelands in Ardabil province

ardashir pounrnemati; ardavan ghorbani; jaber sharifi; farzad mirzaie; masoume amirkhani; mahmoud goudarzi

Volume 24, Issue 1 , May 2017, , Pages 110-125

Abstract
  The purpose of this study was to investigate the relationship between rangeland plants production based on total production and life forms of grasses, forbs, and shrubs with topographic factors (altitude, slope, and aspects) in Sabalan rangelands, Ardabil province. To determine the annual total production, ...  Read More

Comparison of plant species diversity in two rangelands under grazing and exclosure conditions, Lorestan province (Case Study: Northeast Delfan County)

Amir Mirzaee Mousavand; Ehsan zandi esfahan; Farshad keyvan Behjoo

Volume 23, Issue 3 , January 2017, , Pages 606-617

Abstract
  This research was aimed to investigate the effects of exclosure on species diversity changes under grazing and exclosure conditions in the northeast rangelands of Delfan County, Lorestan province. For this purpose, 120 quadrates of 1*1 m2 were established in a randomized-systematic method along 12 transects ...  Read More

The effect of climatic conditions on vegetation cover and production in steppe rangelands(Case Study: Alavijeh and Khondab-Isfahan province)

Mina Bayat; Hosein Arzani; Adel Jalili

Volume 23, Issue 2 , September 2016, , Pages 372-357

Abstract
  In this study, the effects of three important climate factors including rainfall, temperature, and relative humidity were studied on vegetation cover and forage production for ten years (1997-2007) as well as in the Alavijeh and Khondab steppe rangelands, Isfahan province, in 2013. The results of the ...  Read More

Investigation the Variation of Production and Consumption of Range Species in Steppe Rangeland (Case study: Meime Soh station)

Morteza Khodagholi; Morteza Akbarzadeh

Volume 23, Issue 1 , June 2016, , Pages 118-127

Abstract
  This study was conducted to demonstrate the growth behavior of Andrachne fruticosus L, Artemisia sieberi Besser، Euphorbia decipiens Boiss and Buhse، Noaea mucronataForssk، Scariola orientalis Sojak، Stachys inflate Benth، Stipa arabica Trin & Rupr and annual species in the Soh rangelands of ...  Read More

Study the seasonal changes of production and consumption of range plants in SarAli Abad Gorgan rangelands

Seyed Ali Hosseini; Morteza Akbarzadeh

Volume 22, Issue 2 , August 2015, , Pages 205-215

Abstract
  In order to study thechanges of seasonal production and consumption of range species during the growing period and grazing season, SarAliAbad rangelands were selected, representing a semi-steppe area. Production was measured inside an exclosure and consumption was estimated outside the exclosure under ...  Read More

Effects of exclosure on some vegetative characteristics and distribution pattern of Artemisia sieberi in central steppes of Iran (Case study: Nodoushan rangelands of Yazd province)

Anahita Rashtian; Ali Akbar Karimian

Volume 21, Issue 4 , March 2015, , Pages 747-755

Abstract
  Investigation on the vegetation cover of rangelands under grazing and exclosure conditions is important in improvement of range management. Therefore, this research was aimed to investigate the effect of exclosure on production, density, frequency, importance value and vitally of Artemisia sieberi as ...  Read More

Comparison of rangelands with/without Range Management Plan (RMP) using application of Analytical Hierarchy Process (AHP) in Semirom

Somayeh Dehdari; Hosein Arzani; Hamid Movahed; Mohammad ali Zare Chahouki; Hosein shabanali Fomi

Volume 21, Issue 3 , December 2014, , Pages 383-393

Abstract
  This research was aimed to prioritize the factors affecting rangeland utilization as well as comparing 60 rangelands with/without  Range Management Plan (RMP) using application of Analytical Hierarchy Process (AHP). Initially, the criteria for rangeland utilization were prioritized using Delphi ...  Read More

Rangeland suitability model for sheep grazing in Chahtalkh-sabzevar Rangelands

Yaser Ghasemi Arian; Hosein Azarnivand; Firoozeh Moghimi Nejad; Mohammad Jafary; Esmaiel Filekesh

Volume 21, Issue 3 , December 2014, , Pages 394-408

Abstract
  This research was aimed to determine the rangeland suitability for sheep grazing in Chahtalkh-Sabzevar rangelands using FAO (1990) method. Initially, the DGN maps, including six sheets of 1:25000, topographic map of 1:50000, and geological map of 1:100000 of the study area were prepared and the vegetation ...  Read More

Evaluation of relationship of production and utilization of Agropyron cristatum and Stipa barbata with height, basal diameter and canopy diameter as dimensional variables

Mohsen Sherafatmandrad; Gholamali Heshmati; Mohammadrahim Forouzeh; Hosein Badripour

Volume 21, Issue 3 , December 2014, , Pages 447-454

Abstract
  Measurements of production and utilization of key range plant species are of utmost important tools for making range management decisions specially for stocking rate determination. A study was conducted to examine the relationships of production and utilization of Agropyron cristatum and Stipa barbata, ...  Read More

Investigating the effects of range management plans on vegetation of Semirum -Esfahan province

Masoud Borhani; Hosein Arzani; Mehdi Basiri; Mohammad Ali Zare Chahouki; Mehdi Farahpour

Volume 21, Issue 3 , December 2014, , Pages 530-540

Abstract
  In order to investigate the effects of range management plans on cover, production, litter, and regeneration of plants in Semirum rangelands, 54 sites including 29 with plan and 25 without plan were selected. The implementation of range management plans resulted in the decrease of stocking rate, affecting ...  Read More

Spatial variability of quantitative properties of Artemisia aucheri and some soil properties using geostatistics in Vavsar Rangeland of Sari

Zeinab Jafarian; Mansoureh Kargar; Jamshid Ghorbani

Volume 21, Issue 2 , August 2014, , Pages 234-236

Abstract
  Spatial variability and heterogeneous geographical distribution of soil physical and chemical properties in rangeland ecosystems are affected by physical and biological factors including different managements, soil microclimate and topography, leading to the vegetation changes. Therefore, this research ...  Read More

Application of LANDSAT ETM+ images for estimating vegetation production and cover in Taleghan rangelands

Hossein Arzani; Zeinolabedin Hosseini; Khosro Mirakhorlou

Volume 21, Issue 1 , June 2014, , Pages 24-31

Abstract
  This study was aimed to assess the applicability of LANDSAT ETM+ satellite images for estimating vegetation production and cover. The images were digitized using topographic maps and geometrized in 1:25000 scales. Required processes such as spectral ratio measurement and vegetation indices were applied ...  Read More

Estimating the production of Artemisia siberi through the measurement of plant’s dimensions (Case study: southwest Sabzevar)

Yaser Ghasemi Aryan; Hossein Arzani; Esmaiel Filekesh; Reza Yari

Volume 20, Issue 1 , June 2013, , Pages 1-10

Abstract
  Determination of grazing capacity is considered as one of the most fundamental aspects of range management and understanding the effective factors on it is of utmost importance. Since the amount of forage production in a growth period is the basis for calculation of grazing capacity, in this research ...  Read More

Determination of forage quality of Agropyron libanoticum Hack at different phenological stages

Seyed Akbar Javadi; Shadi Mohamad pori naeem; Hossein Arzani; Ahmad Ahmadi

Volume 19, Issue 4 , March 2013, , Pages 571-580

Abstract
  Determination of forage quality of rangeland species is one of the fundamental factors for evaluation of grazing capacity and management of rangelands. In this study, forage quality of Agropyron libanoticum was compared in three phenological stages in Nejh valley, Urmia. After sampling, quality indices ...  Read More

Effect of different grazing intensities and rest grazing on forage production and performance of Russian brome

Hosein Tavakoli; Abbas ali Sanadgol; Uosef Garivani

Volume 13, Issue 2 , February 2006, , Pages 69-73

Abstract
  Russian brome (Bromus tomentellus) is a prennial grass with good adaptability to climatic condition of north Khorasan. So, it has promise for using in range improvement projects. Because threre is no enough local information about mangement of this plant, the present experiment has been conducted in ...  Read More

Rainfall and ground water table changes influencing the seidlitzia rosmarinous growth and development at the Chah-Afzal Ardakan

Jalal Abdollahi; Hosein Arzani; Naser Baghestani; Fakhr.... MirAskarshahi

Volume 13, Issue 2 , February 2006, , Pages 74-81

Abstract
  An optimal planning system for managing the range and maintaining it’s vegetation is highly influenced by the humidity and rainfall of the range. In this research, the reactions of the seidlitzia rosmarinous species to the fluctuation of precipitation and under ground water were studied at Chah-Afzal ...  Read More