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)
Investigation of Relationship between Vegetation Factors and Soil Properties (Case Study: Khojir National Park)

seyed akbar javadi; alireza khanarmooyi; Mohammad Jafari

Volume 69, Issue 2 , July 2016, , Pages 353-366


  The relationship between vegetation and soil properties in Khojier National park, located in Tehran province was investigated. For this purpose, vegetation data was recorded in each plot, based along 3 tansects in each vegetation type. Minimal area method was used for plot size. Density and vegetatin ...  Read More

Classification of Vegetation and Its Ordination Regaring Geologic, Physiographic and Edaphic Factors (Case Study: Manesht Protected Area, Ilam, Iran)

Mostafa Naderi; Asghar Mosleh arany; Gholamhosein Moradi; Abdosalam Piri; Mehrdad Kuhzadian; Hamid Azimzadeh

Volume 69, Issue 1 , June 2016, , Pages 245-260


  This research aimed at studying the vegetation and investigating the effects of physiographic,edaphic and geological factors upon distribution of plant communities in Manesht district in Ilamprovince. Sampling was done based on plant types and land unit map. The number of samples wasdetermined by Krebs ...  Read More

Distributions of Species Diversity Abundance Models and Relationship between Ecological Factors with Hill ( ) Species Diversity Index in 4 Range Sites of Isfahan Province

E Ghehsareh Ardestani; M Bassiri; M Tarkesh; M Borhani

Volume 63, Issue 3 , December 2010, , Pages 387-397

  Our planet is threatened by nuclear wars, climate change and degradation of biodiversity. The first two dangers are relatively focused on, but biodiversity degradation is not properly considered yet. Species diversity is mostly composed of biodiversity and is considered an index of changes in ecosystems. ...  Read More