نتایج جستجو برای: 5911 respectively

تعداد نتایج: 685970  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه الزهراء - دانشکده ادبیات، زبانهای خارجی و تاریخ 1391

the aim of conducting this study was to investigate the foreign language learning needs of undergraduate economics students and business management students in faculties of social sciences of alzahra and azad naragh university. in the study, which was designed on the basis of a qualitative-quantitative basis using interviews and questionnaires, 146 female undergraduate business management as we...

Journal: :Frontiers in Marine Science 2022

Unraveling the assembly mechanism is a core research topic of microbial ecology. Abundant and rare communities are crucial for diversity, function host health in given ecosystem, but few studies focused on their strategies. Here, we explored diversity abundant water, shrimp intestine sediment habitats cultural ponds. Our results found that numbers operational taxonomic units (OTUs) (6,003, 4,56...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده منابع طبیعی و علوم دریایی 1388

this research was conducted in two protect and destroy region in the middle zagros, in illam province. in order to identification of ecological species group and evaluate density of regeneration, effect of many factors such as protection, vegetation, physiographic factors, physical and chemical properties of soil in study locations were studied. to achieve these purpose number of 54 plots using...

Journal: :Biochimica et Biophysica Acta (BBA) - Bioenergetics 2012

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