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)
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

https://doi.org/10.22059/jrwm.2020.277092.1360

Abstract
  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

Comparison of effective ecological factors in the distribution of Trifolium species in Fandoghlou rangelands of Namin county

Sahar Samadi Khangah; Mehdi Moameri; Masoome Abbasi Khalaki

Volume 72, Issue 2 , September 2019, , Pages 463-476

https://doi.org/10.22059/jrwm.2019.256144.1255

Abstract
  The aim of this study was to investigate the ecological factors affecting the distribution of four Trifolium repense, T. pratense, T. micranthum and T. compestre species in Fandoghlou rangelands of Namin county in Ardabil province. Sampling was conducted in six sites with the presence and absence of ...  Read More

Evaluation of the relationship between the quantitative characteristics of vegetation and rangeland condition in the northern rangelands of in Ardebil province

zahra Abdolalizadeh; Ardavan Ghorbani; Raoof Mostafazadeh; Mehdi Moameri

Volume 72, Issue 1 , June 2019, , Pages 167-182

https://doi.org/10.22059/jrwm.2019.274714.1347

Abstract
  The purpose of this research is to facilitate the quantitative evaluation of various ecological factors in determining the rangeland condition by four-factors method and six-factors method using mainly structural variables of vegetation. In this study, the condition of 28 sites located in the northern ...  Read More

Effective topographic and climate factors on aboveground net primary production in Hir and Neur rangelands of Ardabil province

ardavan ghorbani; Farid Dadjoo; null null; Mahmood Bidar lord

Volume 71, Issue 4 , March 2019, , Pages 1055-1071

https://doi.org/10.22059/jrwm.2019.243061.1170

Abstract
  The purpose of this study is to investigate the relationships between aboveground net primary production (ANPP) and environmental factors (such as elevation above sea level, slope, aspect, compound topographic index, seasonal and annual precipitation, seasonal and annual temperature) which was carried ...  Read More

Net primary production variations under the effect of topographic factors in mountain rangelands of Namin county

Elnaz Hassanzadeh Kuhsareh; ardavan ghorbani; Mehdi Moameri; kazem hashemi majd; Ardeshir pounemati

Volume 70, Issue 4 , January 2018, , Pages 851-867

https://doi.org/10.22059/jrwm.2018.244026.1176

Abstract
  The purpose of this study was to determine the effects of altitude, slope, aspect and topographic index on life forms and total net primary production (NPP) in mountains meadows in Fandoghlou in Namin county in Ardabil province. NPP in three altitude, slope, topographic index classes and four aspect ...  Read More

The effect of osmopriming and hormopriyming on germination and early growth of Festuca ovina under drought stress (in vitro)

Masoomeh Abbasi Khalaki; Ardavan Ghorbani; Sahar Samadi Khanghah

Volume 70, Issue 4 , January 2018, , Pages 909-919

https://doi.org/10.22059/jrwm.2018.208553.1017

Abstract
  Seed priming is a technique by which the seeds of the conditions before getting on their bed and ecological environment in terms of physiological and biochemical readiness to receive germination. Experiment was conducted using a completely randomized design in summer 2015 in rangeland laboratory– ...  Read More

Comparison of some effective environmental factors on distribution of Dactylis glomerata L. and Thymus kotschyanus Boiss and Hohen. in South of Ardabil province

ardavan ghorbani; ardeshir pour nematy; zohreh sadat ghasemi; aliakbar shokuhian

Volume 70, Issue 2 , August 2017, , Pages 449-464

https://doi.org/10.22059/jrwm.2017.222256.1077

Abstract
  The aim of this study was identifying the effects of environmental factors on the distribution ofDactylisglomerataand Thymus kotschyanusin rangelands of Khalkhal and Kosar counties in the southern part of Ardabil province. From 111 selected sites, random systematic sampling was done using five 1m2 plots ...  Read More