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)
Locating areas with infiltration potential by using the mixture discriminant analysis model

Maryam sadat Jaafarzadeh; Ali Haghizadeh; Iraj Vayskarami

Volume 76, Issue 3 , November 2023, , Pages 287-304


  Agriculture is not only the largest user of groundwater resources throughout the world but also its economy is highly dependent on these sources. Thanks to having more effective parameters and subsequently more accurate results, the classification methods in many fields, such as sustainable agriculture ...  Read More

Study the effective environmental factors on distribution of ecological plant groups in altitude gradient of Moghan-Sabalan rangelands

sahar ghafari; Ardavan Ghorbani; mehdi moameri; Raoof Mostafazadeh; Mahmood Bidar lord; Azad Kakemami

Volume 73, Issue 1 , June 2020, , Pages 149-166


  The aim of this study was to investigate the effects of topographic, edaphic, climatic and landscape metrices on the distribution of plant communities in the altitude gradient of Moghan-Sabalan rangelands in Ardebil province. To determine and study the ecological species groups, 28 sites and 840 one ...  Read More

Producing rangeland vegetation types map using different algorithms of satellite image classification

Shahram Yousefi khanghah; Damoon Razmjuee; Somayyie Dehdari; Nasim Arman

Volume 71, Issue 3 , December 2018, , Pages 847-856


  To better managing of rangeland the vegetation map is one of major factors, because plant communities is planning units of rangeland management and vegetation map shows the current status of plant communities. This research was conducted to produce vegetation type's map using Landsat 8 image classification ...  Read More

Classification and Ordination of Vegetation Cover in Arid and Semi-arid Rangelands (Case study: Nir Rangelands of Yazd Province)

Mohammad Ali Zare Chahouki; Masoud Yousefi; Mohammad Jafari; Hossein Azarnivand; Marjan Shafizadeh Nasrabadi

Volume 65, Issue 3 , December 2012, , Pages 361-378


  The current research was carried out to find out the most effective environmental factors in plant species occurrence by classification and ordination methods. For this purpose, the study was conducted in Nir rangelands of Yazd province and topography, climate, soil and grazing intensity data of the ...  Read More

Investigation of environmental factors affecting vegetation distribution in the Zirkouh rangelands of Qaen

M. Jafari; A. Tavili; M. Rostampour; M. A. Zare Chahouki; J. Farzadmehr

Volume 62, Issue 2 , October 2009, , Pages 197-211

  This study was carried out to investigate the effective environmental factors in the distribution of vegetation in Zirkouh rangelands of Qaen. After delimitation of the study area, sampling of soil and vegetation were performed using randomized- systematic method. Vegetation cover was recorded by using ...  Read More