نتایج جستجو برای: areas. these sub

تعداد نتایج: 3467081  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده علوم انسانی 1393

this thesis aims at putting together two of the vestest areas of study there is in humanities: bioethics and literature. the two novels in question, oryx and crake and the year of the flood, are considered as some of the most succssful examples of spculative fiction. in these novels the biological and environmental issues raised as looked at from a bioethics point of view.

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده مهندسی صنایع 1387

according to webster and wind (1972) and anderson et al (1987), “organizational buying is a complex process and involves many people from different functional areas, multiple goals and potentially conflicting decision criteria. moreover, the customers of today are also more knowledgeable and selective when making their purchasing decisions. since a key to organizational survival is the retentio...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده مدیریت 1392

data envelopment analysis (dea) is a powerful tool for measuring relative efficiency of organizational units referred to as decision making units (dmus). in most cases dmus have network structures with internal linking activities. traditional dea models, however, consider dmus as black boxes with no regard to their linking activities and therefore do not provide decision makers with the reasons...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده ادبیات و علوم انسانی 1391

abstract: one of the most visited & important spaces in different countries by tourist are urban areas. the old tehran which major part is located in district 12 is historical showcase of the capital, but, its hiidden cultural attraction is not used as it should be. this thesis occasionally engage in studying the efficacy of correct installation of travel guide boards in welfare & easily acc...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت معلم تهران - دانشکده علوم 1372

in this study reference as one of the five cohesive devices in the achievement of textuality in english and persian narrative/descripitive written texts is focused on and analysed . to do so , the theoretical framework elaborated by halliday and hasan (1976) and its version adapted by the writer to match the sub-types of reference in farsi are applied to the analysis of reference in english and...

Journal: :iranian journal of public health 0
k abachizadeh dept. of public health and social medicine, medical school, shahid beheshti university of medical sciences, tehran, iran. s omidnia n memaryan aa nasehi m rasouli b tayefi

social health is important to be assessed as a dimension of health. the aim of study was to determine domains and sub-domains of individual social health of iranians.this study was carried out with a qualitative approach, using thematic content analysis. twenty five experts participated in interviews, using individual semi-structured interviews between november 2010 and june 2011.this data supp...

Journal: :پژوهش های انسان شناسی ایران 0
زهره انواری استادیار گروه انسان شناسی دانشکده علوم اجتماعی دانشگاه تهران

biological anthropology had been considerably changed from beginning to now. from 19th to mid-20th century, the race has been the principal concept in bio-anthropologic researches. since mid-20th, the concept of race replaced with the new subjects. the second half of 20th century can be counted as the transition period for bio-anthropology. the three last decades of 20th century are the decades...

Journal: :جنگل و فرآورده های چوب 0
مریم مرادنژادی دانشجوی کارشناسی ‏ ارشد مهندسی جنگل، دانشکدة منابع طبیعی دانشگاه تهران، کرج، ایران مقداد جورغلامی دانشیار گروه جنگل داری و اقتصاد جنگل، دانشکدة منابع طبیعی دانشگاه تهران، کرج، ایران آرش ملکیان استادیار گروه احیای مناطق خشک و کوهستانی، دانشکدة منابع طبیعی دانشگاه تهران، کرج، ایران

forest cover is one of the most effective factors in reducing flooding in northern iran, so that in recent years the destruction, land use changing and uncontrolled harvesting of forest areas, has greatly increased the number and magnitude of floods. so far, there have been few studies on forest hydrology in iran, particularly the northern hyrcanian forests. this study examines the impact of a ...

Journal: :محیط زیست طبیعی 0
سمیه حدادی نیا کارشناس ارشد محیط زیست، دانشکدۀ منابع طبیعی، دانشگاه تهران، ایران افشین دانه کار دانشیار گروه محیط زیست، دانشکدۀ منابع طبیعی، دانشگاه تهران، ایران کورش عشقی استاد دانشکدۀ صنایع، دانشگاه صنعتی شریف، تهران، ایران علی اصغر درویش صفت استاد دانشکدۀ منابع طبیعی، دانشگاه تهران، تهران، ایران محمد کابلی دانشیار دانشکدۀ منابع طبیعی، دانشگاه تهران، تهران، ایران

tourism as a growing industry needs special attention in developing countries. during last decades, nature based tourism has been growing faster than other tourism fields and it seems to grow even faster. ever growing demand for nature based tourism emphasizes the necessity of a holistic planning for preserving environment against degradation. objective of this study is to present a nature base...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد - دانشکده جغرافیا 1392

the west of esfahan province, iran, is one of the most important agricultural areas throughout the country due to the climate variability and life-giving water of zayanderood river. rice is one of the major and economic crops in this area. the most important climatic elements in agricultural activities which should be considered include temperature, relative humidity, precipitation and wind. so...

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