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 ()
Changes in vegetation cover of Sirachal mountain rangelands due to fire

Alireza Eftekhari; Mahmoud Goudarzi; Parvaneh Ashouri; Rostam Khalifehzadeh

Volume 26, Issue 2 , July 2019, , Pages 352-366

Abstract
      Fire in rangelands has significant effects on plant and soil factors. In this research, the effects of fire on plant factors were investigated in semi-steppe rangelands of Sirachal for three years (2015-2017). The two selected rangelands were similar in terms of vegetation type (before ...  Read More

Differentiation of drylands cereal and rangelands with the assistance of remote sensing techniques

mahmood Goudarzi; Mahdi Farahpour

Volume 14, Issue 3 , January 2007, , Pages 432-446

Abstract
  According to reports, the problem range managers face is impossibility of distinguish between dry land farming and the rangeland, as the reflectance between dry land farming and rangeland are the same. One solution is usage of temporal images, i.e. times that reflectance between these two features is ...  Read More

Vegetation cover change during 25 years, Case of Lar Dam Basin

Seyed Alireza Mousavi; Mahdi farahpour; Maryam Shokri; Karim Solaimani; Mahmood Godarzi

Volume 13, Issue 3 , February 2006, , Pages 186-200

Abstract
  Landsat 7 ETM+ satellite data of 2002 versus vegetation cover map of 1976 were used to: 1- assess the capability of satellite data to prepare vegetation cover classes map and 2- study the vegetation changes trend in an area of about 26858.6 ha in Lar Dam Basin. Field Sample spots were defined after accomplishing ...  Read More

Land cover and rangeland classification map using Land sat satellite image (TM) (Case study) Namrood watershed

Mahmood Goudarzi; Mahdi Farahpour; Alireza Mosav

Volume 13, Issue 3 , February 2006, , Pages 265-277

Abstract
  In Iran, like many other developing countries, high population growth rate causes unfairly uses of natural resources and consequently land cover change. Therefore, detection of land cover (rangelands, irrigated and rainfed agricultural lands, urban areas…) changes can influence local planning ...  Read More