نتایج جستجو برای: management and conservation

تعداد نتایج: 16992867  

Journal: :Pacific Conservation Biology 1997

Journal: :Diversity 2021

The circumpolar boreal forest covers approximately 12,000,000 km2 and is one of the world’s most extensive biomes [...]

Wildlife is an important biological indicator of viability of ecosystems, therefore, understanding habitat requirements of species is essential for biodiversity conservation. Determining the suitability of habitats for wildlife is important for effective management and conservation of species. The brown bear (Ursus arctos), as the largest carnivorous mammal in Iran, is distributed in most fores...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه زنجان - دانشکده علوم انسانی 1390

the main purpose of this study was to investigate any relationship between high school efl teachers metaphorical understandings of their role in class and their self-efficacy beliefs. teachers metaphors were elicited through two different prompts: one picturing what they believed a language teacher should be like in class, and the other demonstrating what they are actually like in class; such...

Journal: :مدیریت زنجیره تأمین 0

management model desirable to establish the life cycle of various commodities in different organizations is a closed-loop supply chain. in this paper, according to classic models in white and brown goods, a unified framework is used to implement in a military logistics company. it seems that using this model, improved lifecycle management, environmental conservation and improvement of services ...

Journal: :Pacific Conservation Biology 1999

Journal: :محیط زیست طبیعی 0
محمد صادق فرهادی نیا مدیر بخش پایش و پژوهش انجمن یوزپلنگ ایرانی، تهران و دانشجوی دکتری گروه محیط زیست دانشکدۀ منابع طبیعی، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران علی رضا محمدی دانشجوی دکتری گروه محیط زیست دانشکدۀ منابع طبیعی، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران سهراب اشرفی استادیار گروه محیط زیست دانشکدۀ منابع طبیعی، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران محمد رضا اشرف زاده . دانشجوی دکتری گروه محیط زیست دانشکدۀ منابع طبیعی، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران حسین محمدی سازمان محیط زیست، دانشجوی دکتری

mammals are increasingly affected by ongoing trend of extinction and one fourth of the world’s existing known mammalian species are endangered. lack of proper conservation strategy can lead to non-suitable allocation of resources to larger species and ingoring smaller taxa. despite iran’s rich diversity of mammalian fauna which is predominantly comprised from smaller species (more than 150 spec...

Journal: :international journal of environmental research 2010
j. lepetu j. alavalapati p.k. nair

conservation of biodiversity in protected areas will be more challenging if local communities are heavily dependent on them for various products and subsistence needs. this study estimated forest dependency and identified factors influencing dependency for households living around kasane forest reserve (kfr). data collected from 237 households were analyzed using logistic regression model. logi...

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