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 67 (2014)
Volume 66 (2013)
Volume 65 (2012)
Volume 63 (2010)
Volume 62 (2009)
Comparison of rainfall interception among tree species in urban green space of Hashtgerd watershed

Seyed Mahdi Sadat Rasoul; Ebrahim Omidvar; Reza Ghazavi

Volume 76, Issue 4 , February 2024, , Pages 321-335


  In the recent years, science and technology in urban green space have largely focused on technologies that facilitate infiltration and reduce runoff (such as rain gardens and permeable sidewalks). Trees in urban green space reduce the net rainfall by interception, and on the other hand, their extensive ...  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 sampling group and life-form on estimation ofrelationship between forage production and canopy cover

Ataollah Ebrahimi

Volume 70, Issue 1 , June 2017, , Pages 19-30


  Canopy cover and forage production have always been two important indicators in rangeland assessment, which sometimes are applied as surrogates of each other. These two indicators are widely used in rangeland studies and have a vital role in evaluation of rangeland structure and functions. Occasionally, ...  Read More

Role of Livestock Management on Vegetation Properties in Summer Rangelands of Chahr Bagh, Golestan

esmaeil sheida karkaj; javad motamedi; fateme alilu; hamid sirusi

Volume 69, Issue 4 , March 2017, , Pages 949-961


  Grazing management is one of the basic elements in managing rangeland ecosystems. Proper use of grazing lands in order to achieve optimal efficiency and maintain the sustainability of rangeland ecosystems is the purpose of grazing management. In order to evaluate the response of vegetation to grazing ...  Read More

Investigation of Vegetation Dynamics in the Semi-Steppe Rangelands of Isfahan Province (Case study: Doolat Gharin of Semirom)

Seyyed Morteza Abtahi

Volume 69, Issue 2 , July 2016, , Pages 311-322


  The purpose of this study was to investigate vegetation dynamics and range conditions considering the climatic conditions and soil properties in Doolat Gharin in the South of Isfahan province of an area equal to 25 square kilometer. For this purpose, after determining vegetation types and associated ...  Read More

Vegetation Changes Procedure Inside and Outside of Exclosure in Tanglaybid Rangelands of Yazd Province (2000-2005)

AliB. Mirgalili; MohammadR. Fazelpoor; fariba zakizadeh

Volume 69, Issue 1 , June 2016, , Pages 229-244


  Grazing animals affect rangeland vegetation structure and function both directly and indirectly.These effects can be assessed in exclosures. In this study, vegetation changes inside and outside ofexclosures of Tanglaybid rangelands, located in south-western part of Yazd province, have beeninvestigated. ...  Read More

Recognizing of the most important change in the qualitative and quantitative components of vegetation in consequent of exclusion Kalpush plain rangeland using multivariate analysis

Seyedeh Zohreh Mirdeilami; Esmaeil Sheidai; Moosa Akbalou

Volume 68, Issue 2 , September 2015, , Pages 371-383


  Considering the importance of vegetation changes and awareness of its destruction or improvement trends in programming and its proper managing of utilization, this study was conducted in order to survey the effects of grazing on the qualitative and quantitative components of vegetation (including life ...  Read More

Investigation of vegetation changes under precipitation in semi-steppic rangelands of Ardebil province (Case study: Arshagh Rangeland Research Site)

J. Sharifi; M. Akbarzadeh

Volume 65, Issue 4 , March 2013, , Pages 507-516


  A major part of the rangelands of Iran are located in arid and semi-arid regions. In this climate, rainfall fluctuation is an important factor which affects vegetation and forage production. In dry years that rainfall decreases, surface vegetation and forage production is damaged. This study was conducted ...  Read More