نتایج جستجو برای: three precipitation indices coefficient of variation

تعداد نتایج: 21244399  

2015
Hamdi Jaafar Elvis Attiogbé Majdi Rouis Henry Vandewalle Tarak Driss

The present study examined the reliability of the force-velocity relationship during cycling and arm cranking exercises in active males and females. Twenty male and seventeen female physical education students performed three-session tests with legs and three-session tests with arms on a friction-loaded ergometer on six different sessions in a randomized order. The reliability of maximal power ...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده ادبیات و زبانهای خارجی 1390

the aim of this study was to identify the problems of translating markedness structures from english to persian in order to look closely at what possible difficulties translators may face. it also seeks to probe the strategies applied accordingly by iranian translators in translating them. from three translation of blindness novel, the sentences with marked structures were elicited and also the...

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

teachers beliefs have usually been left unattended in the realm of educational research in iranian context. one of those beliefs which seems to impact teachers performance in the classroom is their sense of self-efficacy, which refers to teachers belief in their ability to enhance student achievement and in bringing about positive learning outcomes. the present study aimed to investigate the pr...

Journal: :مرتع و آبخیزداری 0
مریم آذرخشی استادیار مجتمع آموزش عالی تربت حیدریه بهنوش فرخ زاده دانشجوی دکتری آبخیزداری دانشگاه تهران محمد مهدوی استاد دانشگاه تهران، دانشکده منابع طبیعی، ایران حسین ارزانی استاد دانشگاه تهران، دانشکده منابع طبیعی، ایران حسن احمدی استاد دانشگاه آزاد اسلامی، واحد علوم و تحقیقات تهران، ایران

iran is located in dry belt of the earth and always involved with drought in different sections. drought has already caused many losses to natural plant cover, agriculture and human society. for drought monitoring, we can use some drought indecies. in this research, the standard index of annual precipitation)siap),sandardized precipitation index (spi) and palmer drought severity index (pdsi) we...

Journal: :iranian journal of pharmaceutical research 0
kannaiyan sathish kumar department of chemical engineering, ssn college of engineering, kalavakkam 603 110, india. vasudevan jaikumar department of chemical engineering, ssn college of engineering, kalavakkam 603 110, india.

the present study is aimed at the overall improvement in the efficacy, reduced toxicity and enhancement of therapeutic index of cisplatin. nanocapsules of cisplatin containing ethylcellulose have been prepared using solvent evaporation technique under ambient conditions. the prepared nanocapsules were used for controlled drug release of anticancer agents with gold and iron oxide nanoparticles. ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه زنجان - دانشکده ادبیات و علوم انسانی 1392

abstract the present study investigated the effects of task types and involvement load hypothesis on incidental learning of 10 target words (tws) in junior high schools (jhss) in givi, ardabil. the tasks deployed in this study were two input-based tasks (reading plus dictionary use with an involvement index of 3, and reading plus gap-fill task with an involvement index of 2), and one output-ba...

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

126 abstract: in this research we studied the effects of cyclic hydration and dehydration of cysts of artemia urmiana and artemia parthenogenetica on the hatching percentage, survival and growth. the experiment was carried out in 3 treatments (1-3 hydration/dehydration cycles) with 3 replicates for each treatment. later effects of cold preservation at -20°c during three time periods were ...

Journal: :iranian journal of environmental sciences 0
mahmoud molanejad scientific faculty member of iranian research organization for science and technology (irost), tehran, iran mojtaba mahdian mahforouzi phd student of climatology, university of tehran, tehran, iran mohammad amin heidari phd student of climatology, university of tehran, tehran, iran

precipitation patterns are influenced by many factors, such as global atmospheric circulations to name but one. precipitation patterns in iran have always had great fluctuations even in a smaller scale like the alburz mountain range. the present research has tried to find the relationship between global atmospheric patterns and the pervasive precipitation ones in alburz. for doing so, 17 climat...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان - دانشکده زبانهای خارجی 1390

this thesis attempts to study the representations of the third-world intellectuals in three fictional works by the british-educated trinidadian nobel-winner v. s. naipaul: the mimic men, a bend in the river, and magic seeds. the first one recounts the story of ralph singh’s sense of alienation, his experiences as a colonial politician, and his struggle to give order to his disorderly world thro...

Journal: :International Journal of Environmental Monitoring and Analysis 2022

Dry lands are traditionally used and managed by a pastoralist, characterized variable precipitation, climate variability water scarcity. Change in rainfall trend variability’s lead to severe production deficit decline the balance between pasture livestock on which pastoral livelihood depends on. The study was undertaken assess trends of Borana area using monthly record for period 1987-2016 Yabe...

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