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 ()
Assessment the potential of Ecotourism Summer Rangelands using Geographic Information System (GIS) (Case Study: Chahar-bagh Rangelands of Gorgan City)

reza yari; Gholamali Heshmati; Hamed Rafiee

Volume 28, Issue 4 , November 2021, , Pages 745-758

Abstract
      Assessment of the potential ecological and natural capacity of each area with proper planning can lead to sustainable and continuous utilization of natural areas. By increasing the population and psychological pressures resulting from the bustle of cities, ecotourism has become doubly ...  Read More

Application of Generalized Additive Model and Classification and Regression Tree to Estimate Potential Habitat Distribution of Range plant species (Case Study: Khazri Rangelands of Beyaz Plain, Southern Khorasan)

Maliheh Keyghobadi; Hossein Piri Sahragard; Mohammad Reza Pahlavan Rad; Peyman Karami; reza yari

Volume 27, Issue 3 , October 2020, , Pages 561-576

Abstract
       Species distribution models (SDMs) are the basis of informed decisions in vegetation management by quantifying the relationship between species distribution and influential environmental variables. The present study aimed to evaluate the GAM and CART models' performance in estimating ...  Read More

Relationship between environmental factors and distribution of plant communities in Sarchah Amari ranglands of Birjand

Reza Yari; Hosein Azarnivand; Mohammad Ali Zare Chahouki; Jalil Farzadmehr; Firoozeh Moghimi Nejad

Volume 21, Issue 2 , August 2014, , Pages 247-259

Abstract
  This research was aimed to evaluate the environmental factors affecting the distribution of vegetation in Sarchah Amari ranglands, Birjand. After field visits, five vegetation types were selected based on physiognomy method and soil and vegetation sampling was done in key area of each vegetation ...  Read More

Investigation of allelopathic activity of mountain sagebrush (Artemisia aucheri) on seed germination and seedling features of Festuca ovina in green house condition

Hosein Azarnivand; Yaser Ghasemiaryan; Reza Yari; Mohammad Ali Zare Chahouki; Esfandyar Jahantab

Volume 19, Issue 2 , September 2012, , Pages 297-305

Abstract
  The aim of this study was to investigate allelopathic activity of aerial and underground organs of mountain sagebrush (Artemisia aucheri) on seed germination features, root length, shoot length and seed vigor of Festuca ovina.For this purpose, species of mountain sagebrush were collected from Taleghan ...  Read More

Investigation on soil surface indicators and rangeland functional attributes by Landscape Function Analysis (LFA) (Case study: Sarchah Amari Birjand)

Reza Yari; Ali Tavili; Salman Zare

Volume 18, Issue 4 , September 2012, , Pages 624-636

Abstract
  Management activities like crescent intake and enclosure affect the soil surface indicators and rangeland functional attributes. To have a continuous and sustainable utilization of rangelands these changes must be recognized and managed. Indicators of soil surface characteristics and rangeland functional ...  Read More

Relationship between species diversity and environmental factors in Sarchah Amari ranglands of Birjand

Reza Yari; Hosean Azarnivand; Mahammad ali Zare Chahouki; Jalil Farzadmehr

Volume 19, Issue 1 , June 2012, , Pages 95-107

Abstract
  In this study, the relationship between species diversity and environmental factors in the pastures in the Sarchah Amari ranglands of Birjand was investigate. For this purpose, after classification of vegetation types through physiognomy method, sampling from vegetation and environmental factors were ...  Read More

The effects of environmental factors on distribution of plant communities in rangelands of Bijar protected region

Asghar Farajollahi; Mohammad ali Zare Chahouki; Hosein Azarnivand; Reza Yari; BahraM Gholinejad

Volume 19, Issue 1 , June 2012, , Pages 108-119

Abstract
  In this study, the relationship between environmental factors and distribution of plant communities in rangelands of Bijar protected region was investigated. Vegetation types were determined by using physiononmy method. Plot size was determined with minimal area method and after primary sampling the ...  Read More

Effect of different treatments on seed dormancy breaking and germination stimulation of Ammodendron persicum

Ali Tavili; Salman Zare; Reza Yari

Volume 17, Issue 3 , October 2010, , Pages 466-475

Abstract
  Nowadays, with regard to the global view of desert issue and necessity of using adaptable species in combat desertification, it is urgent to identify and remove the constraints of their production and establishment.  Ammodendron persicum is one of the important and compatible species in desert ecosystems. ...  Read More