نتایج جستجو برای: iranian forests

تعداد نتایج: 78978  

Journal: :caspian journal of environmental sciences 2014
al et f. bazdid vahdati

ata-kuh forest, a preserved area within hyrcanian relict forests, with an area of 700 ha is located in north of iran. based on floristic studies from 2011 through 2012, 194 vascular plant species were identified belonging to 143 genera and 66 families. among our samples, 24 taxa were endemic to hyrcanian area. the largest families in the area were rosaceae (10.3 %), poaceae (9.7 %), asteraceae ...

Journal: :جنگل و فرآورده های چوب 0
مجید لقمانپور ؛ دانشجوی دکتری جنگل داری، دانشگاه ملی اراضی ارمنستان، کارشناس سازمان جنگل ها، مراتع و آبخیزداری، تهران، ایران محسن الهی دانش آموختة کارشناسی ارشد جنگل داری، دانشکدة منابع طبیعی، تربیت مدرس، نور، ایران علی یخکشی استاد دانشکدة منابع طبیعی، دانشگاه علوم کشاورزی و منابع طبیعی ساری، ساری، ایران ژهائیر واردانیان استاد دانشگاه ملی اراضی، ایروان، ارمنستان

in order to investigate the effects of  management models on the diversity of wooden species, forests of third series of shiler, the first division mehrbanrud watershed and third and fourth series of eight division of behshahr – neka townships were studied with participatory and governmental management respectively. the diversity of the wooden species have been evaluated by diversity parametric...

2006
Gholamhossein Ranjbar Omrani Seyed Masoom Masoompour Afshin Hamidi Heydar Ali Mardanifard Seyed Morteza Taghavi Pedram Talezadeh Bagher Larijani

Summary In order to establish the normative curves for BMD in Iranian individuals, we measured BMDs at the lumbar spine and femoral regions of 760 women and 632 men using dual-energy X-ray absorptiometry. This study provides a baseline normative for Iranian individuals. BMD values of Iranian subjects were generally lower than those of the American population. Introduction In order to establish ...

2012
Viola Grugni Vincenza Battaglia Baharak Hooshiar Kashani Silvia Parolo Nadia Al-Zahery Alessandro Achilli Anna Olivieri Francesca Gandini Massoud Houshmand Mohammad Hossein Sanati Antonio Torroni Ornella Semino

Knowledge of high resolution Y-chromosome haplogroup diversification within Iran provides important geographic context regarding the spread and compartmentalization of male lineages in the Middle East and southwestern Asia. At present, the Iranian population is characterized by an extraordinary mix of different ethnic groups speaking a variety of Indo-Iranian, Semitic and Turkic languages. Desp...

Journal: :Library Hi Tech 2010
Zouhayr Hayati Fereshteh Didegah

Purpose – The paper aims to investigate the rate of Iranian researchers collaboration with their colleagues in other countries in science citation index (SCI). In addition, it seeks to investigate the visibility of publications by Iranian researchers, and particularly the visibility of papers resulting from international collaboration. Design/methodology/approach – The paper employs the survey ...

2016
Reihaneh Moeini Narjes Gorji

BACKGROUND Due to negligence, Persian (Iranian) traditional medicine has had a weak presence in the world of research for a long time. However, in recent years, a variety of activates by research and faculty centers have created awareness and a platform to introduce and promote Persian medicine to the world. The aim of this study is to present and analyze scientific achievements of Persian medi...

2013
Mostafa Hosseini Iman Navidi Bahare Hesamifard Mahmoud Yousefifard Nasim Jafari Sakine Ranji Poorchaloo Neamatollah Ataei

BACKGROUND Assessing growth is a useful tool for defining health and nutritional status of children. The objective of this study was to construct growth reference curves of Iranian infants and children (0-6 years old) and compare them with previous and international references. METHODS Weight, height or length of 2107 Iranian infants and children aged 0-6 years old were measured using a cross...

2015
Maryam Payan Nader Tajik Mohammad Reza Rouini Mohammad Hossein Ghahremani

BACKGROUND Cytochrome P450 2C19 (CYP2C19) is important in metabolism of wide range of drugs. CYP2C19*17 is a novel variant allele which increases gene transcription and therefore results in ultra-rapid metabolizer phenotype (URM). Distribution of this variant allele has not been well studied worldwide. The aim of present study was to investigate allele and genotype frequencies of CYP2C19*17 in ...

Journal: :Current Biology 2006
Ivan Nasidze Dominique Quinque Manijeh Rahmani Seyed Ali Alemohamad Mark Stoneking

The Gilaki and Mazandarani occupy the South Caspian region of Iran and speak languages belonging to the North-Western branch of Iranian languages . It has been suggested that their ancestors came from the Caucasus region, perhaps displacing an earlier group in the South Caspian . Linguistic evidence supports this scenario, in that the Gilaki and Mazandarani languages (but not other Iranian lang...

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