Volume 21 (2023)
Volume 20 (2022-2023)
Volume 19 (2021-2022)
Volume 18 (2020-2021)
Volume 17 (2019-2020)
Volume 16 (2018-2019)
Volume 15 (2017-2018)
Volume 14 (2016-2017)
Volume 13 (2015-2016)
Volume 12 (2014-2015)
Volume 11 (2013-2014)
Volume 10 (2012-2013)
Volume 9 (2011-2012)
Volume 8 (2010-2011)
Volume 7 (2009-2010)
Volume 6 (2008-2009)
Volume 5 (2007-2008)
Volume 4 (2006-2007)
Volume 3 (2005-2006)
Volume 2 (2004-2005)
Volume 1 (2003-2004)
The effect of different methods of rangeland utilization on vegetation characteristics of arid rangelands (Case study: Zirkouh Rangelands, South Khorasan Province)

Moslem Rostampour; Mohammad Saghari

Volume 21, Issue 1 , April 2023, , Pages 109-128

https://doi.org/10.48308/envs.2023.1237

Abstract
  Introduction: Each of the different exploitation and management methods in rangelands have different effects on the rangeland ecosystem functions. Incorrect and inappropriate ways of rangeland use, especially in the last few decades, have caused severe damage to natural resources. There is a few research ...  Read More

Determining the contribution of the diversity of understory plant species in broadleaf and coniferous trees reforestation (case study: Colet forest of Mazandaran)

khadijeh asghari; hamid jalilvand; hamed asadi

Volume 20, Issue 1 , April 2022, , Pages 129-150

https://doi.org/10.52547/envs.2021.1048

Abstract
  Introduction: Species diversity is a combination of two interrelated components of species richness and evenness. The first component is the species richness, which is related to the number of species in the sampling unit; The second component is evenness, which refers to the distribution of species ...  Read More

Influence of forest road on tree and shrub biodiversity indices in Irano-Turanian forests (case study: Pasargad forests)

Mohammad Hasan Naseri; Mohammad Rostamian

Volume 18, Issue 3 , October 2020, , Pages 122-133

https://doi.org/10.29252/envs.18.3.122

Abstract
  Introduction: Considering the importance of forest roads and their positive and negative effects on the forest ecosystem, in this study, the effects of a forest road on species diversity indices related to trees and shrubs in forests of Pasargad city were investigated. Material and methods: After field ...  Read More

Evaluation of agrobiodiversity in Ilam Province (during 2004-2016)

Mohammad Reza Asgharipour; Fatemeh Kamari; Mahmoud Ramroudi; Yaser Alizadeh

Volume 17, Issue 4 , January 2020, , Pages 121-132

https://doi.org/10.29252/envs.17.4.121

Abstract
  Introduction: Diversification of agriculture is considered an important strategy to overcome the challenges faced by many developing countries due to the opportunities it offers to face heterogeneous production conditions, increase income generation through entry into new markets, and risk management. ...  Read More

Ant’s faunistic investigation (Hymenoptera:Formicidae) in Shiraz vicinity

Roshanak Torabi; Shahrokh Pashaei Rad; Mohammad Reza Shokri

Volume 15, Issue 3 , October 2017, , Pages 75-92

Abstract
  Introduction: Ants are the most well-known social insects that have a significant impact on the ecosystems of their habitat. The role of these insects in the physical and chemical changes of the soil and their interaction with plants, microorganisms and other living organisms is undeniable. Iran with ...  Read More

A Study of the Effects of Biodiversity on Productivity and Stability Indicators in the Vineyards of Takestan County

Masoud Ghazvini; Hadi veisi; Abdolmajid Mahdavi-Damghani; Korous Khoshbakht; Mohammad Ali Nejatian

Volume 14, Issue 2 , July 2016, , Pages 13-22

Abstract
  As biodiversity declines, the ability of agro-ecosystems to produce ecosystem services such as food security deteriorates. Despite the important role of grape in the livelihood of communities that produce this crop and also its high potential for export, very few studies have been conducted on the status ...  Read More

Vegetation Diversity in Lowland Rangeland of Hyrcanian Vegetation Zone and Its Relationship with Soil Properties (Case Study: Behshahr, Mazandaran Province)

Lale Amozgar; Jamshid Ghorbani,; Maryam Shokri; Seyed Hassan Zali

Volume 12, Issue 4 , January 2015

Abstract
  Environmental factors particularly soil properties influence the species composition and vegetation diversity in rangelands. Soil in some parts of lowland areain Mazandaran province is saline. This made some limitations for establishment of vegetation. In this study the relationship between vegetation ...  Read More

Agricultural and Horticultural Biodiversity in Plant Families with an Emphasis on Biodiversity Management and Climate Change

Karl Hammer; Korous Khoshbakht

Volume 7, Issue 3 , April 2010

Abstract
  Species richness in relation to crop plants is analyzed within the families of higher plants. Three groups have been made: (1) more than 10.000 species (5 families), (2) 1.000 to 10.000 species (50 families), (3) less than 1.000 species (20 families). Thus about 224.000 species from the estimated 250.000 ...  Read More