نتایج جستجو برای: nine factors including slope

تعداد نتایج: 2090421  

پایان نامه :دانشگاه تربیت معلم - سبزوار - دانشکده علوم انسانی و پایه 1393

burnout is a response to the chronic work stress which is prevalent mostly among the people who do people job, like teaching. the purpose of this study was to develop a valid and reliable instrument that can measure burnout in foreign language teachers. although some widely used instruments were developed before which measured burnout in teachers, a specific instrument which include specific sy...

Journal: :جغرافیا و مخاطرات محیطی 0
کاظم نصرتی سارا کیاشمشکی محمد مهدی حسین زاده

1. introduction mountain regions are increasingly endangered by a variety of disaster, including avalanche, debris flows, and rock slide. some characteristics such as elevation, angle of slope, vegetation and climatic elements could affect the avalanche event. indeed, avalanche is the second factor in soil erosion that causes demolition; therefore, it threatens the food safety. iran has two mai...

Journal: :international journal of civil engineering 0
faradjollah askari orang farzaneh

although some 3d slope stability algorithms have been proposed in recent three decades, still role of pore pressures in three dimensional slope stability analyses and considering the effects of pore water pressure in 3d slope stability studies needs to be investigated. in this paper, a limit analysis formulation for investigation of role of the pore water pressure in three dimensional slope sta...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده زبانهای خارجی 1388

this study investigated the potential role of age in inductive and deductive grammar learning among iranian foreign language learners. the experimental population consisted of our randomly selected samples including two groups of children (with age of exposure to english within 8-13), and two groups of adults (with age of exposure to english within 11-13). thus, the comparison was between ch...

Journal: :Canadian Journal of Neurological Sciences / Journal Canadien des Sciences Neurologiques 2002

Journal: :محیط زیست طبیعی 0
سارا تیموری دکتری جنگلداری دانشکدۀ منابع طبیعی، دانشگاه تهران مجید مخدوم فرخنده استاد گروه جنگلداری دانشکدۀ منابع طبیعی، دانشگاه تهران جهانگیر فقهی دانشیار گروه جنگلداری دانشکدۀ منابع طبیعی، دانشگاه تهران نادیا عباس زاده تهرانی استادیار پژوهشگاه فضایی، سازمان فضایی ایران

due to the different factors and complexity of their effects on healthy and sustainability of urban forest, this study has been tried by means of determining effective factors in ecosystem, and dividing sorkhe hesar man made forest park to homogeneous units according to natural factors (slope, aspect, high, soil depth, mixture and pure planting system) and human factors (amount of irrigation an...

ژورنال: علوم آب و خاک 2006
حسین شمس, , سعید محتشم‌نیا, , مجید آقامحسنی فشمی, , محمد جنگجو, , احسان شهریاری, , حسن احمدی, , حسین ارزانی, , علی اصغر درویش صفت, , محمد جعفری, ,

Range suitability and its grazing capability are the most important criteria in rangeland analysis and monitoring. Determination and monitoring of factors affecting on range suitability and diagnosis of them are important .All range ecosystem components affect range suitability. Which among them physical and vegetational factors, forage production, water resources and sensitivity to erosion wer...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده کشاورزی 1392

چکیده مطالعه ویژگی های مورفولوژیکی ، میکرومورفولوژی، فیزیکوشیمیایی و کانی شناسی خاک ها در یک ردیف پستی و بلندی در منطقه کوهین قزوین پریسا حسینی برای حفظ اراضی و افزایش امکان بهره برداری از خاک، آگاهی از ویژگیهای مختلف خاک ها ضروری است. در این تحقیق ویژگی های مورفولوژیکی ، میکرومورفولوژی، فیزیکوشیمیایی و کانی شناسی خاک ها در یک ردیف پستی و بلندی در منطقه کوهین قزوین در شهرستان قزوین مطالعه و ...

حسین شمس, , سعید محتشم‌نیا, , مجید آقامحسنی فشمی, , محمد جنگجو, , احسان شهریاری, , حسن احمدی, , حسین ارزانی, , علی اصغر درویش صفت, , محمد جعفری, ,

Range suitability and its grazing capability are the most important criteria in rangeland analysis and monitoring. Determination and monitoring of factors affecting on range suitability and diagnosis of them are important .All range ecosystem components affect range suitability. Which among them physical and vegetational factors, forage production, water resources and sensitivity to erosion wer...

2016
Hyeongsik Kang Myoung-Jin Um Daeryong Park

The main objective of this study was to investigate ecologically healthy regions near a dam reservoir. This study developed a model for assessing habitat suitability as a proxy for the ecological value of reservoirs. Three main factors comprising nine assessment variables were selected and classified as having a habitat suitability (HS) between 0 and 1: (1) geomorphic factors of altitude, slope...

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