نتایج جستجو برای: 2003 shows that in intense wet periods

تعداد نتایج: 17280773  

Groundwater is a major source of water for agriculture in Sheshdeh and Gharebolagh plain. In recent years increasing drought and excessive exploitation of these resources has increased the pressure on groundwater. The aim of this study was to investigate the relationship between meteorological and hydrogeological drought using the SPI and GRI indices. Eight rain gauges stations were used to cal...

Groundwater resources as one of the most important sources of water needed for agriculture, industry and drinking is important, that are encountered With different risks such as level fall, reduced feed rate due to lack of rainfall and contaminants normal and abnormal. This study was conducted in Garmsar alluvial plain in Semnan province. According to the research purposes, process and effect o...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده مهندسی عمران 1391

in this study, scour of mashkid bridge pier located in mashkid river of saravan county has been studied and to measure the scour rate, the numerical model hec-ras 4.0 has been used. upon selection of mashkid river as the case study and whereas the studied zone is important with respect to the climatic conditions and showery monsoon raining and flowing the great and destructive floodwaters, ther...

Drought is one of the most important weather-induced phenomena which may have severe impacts on different areas such as agriculture, economy, energy production, and society. A number of drought indices have been introduced and used in various countries to date. In the current study, four meteorological drought indices including Percent of Normal Precipitation Index (PNPI), Standard Index of Ann...

ژورنال: رویش روانشناسی 2022

This study aimed to determine the effectiveness of the unified trans-diagnostic treatment on emotion regulation, anxiety sensitivity, and sleep quality in people with post-traumatic stress disorder. The research method was semi-experimental with pre-test, post-test, and control group with 2-month and 4-month follow-up periods. The statistical population included all patients referred to psychol...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز - دانشکده ادبیات و علوم انسانی 1389

this study purported to compare and contrast the use of self-mention and evidentials as two mtadiscourse features in opinion columns of persian and english newspapers. the theoretical basis of this study is the idea that metadiscourse features vary across cultural boundaries. for this purpose, 150 persian and 150 english opinion columns were collected based on three factors of topic, audience a...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده ادبیات و زبانهای خارجی 1390

bserved by many teachers that most of the time, mumbling and searching for their intended words, students complain why they have forgotten the words they have learned in the previous semesters. they ask for some new ways that may help them to recall and apply the learned words more efficiently, since as they declare one of the most important skills in foreign language learning is having a g...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اراک - دانشکده علوم انسانی 1389

this study investigates the cohesive devices used in the textbook of english for the students of psychology. the research questions and hypotheses in the present study are based on what frequency and distribution of grammatical and lexical cohesive devices are. then, to answer the questions all grammatical and lexical cohesive devices in reading comprehension passages from 6 units of 21units th...

Journal: :تحقیقات جغرافیایی 0
سعید جهانبخش اصل گروه جغرافیای دانشگاه تبریز رقیه روشنی گروه جغرافیای دانشگاه تبریز

in this research we have studied tabriz temperature inversion using radio-sound information, during the 2004-2008 periods in daily, monthly and seasonally scales. produced data associated with temperature inversion daily of the surface (2 meters) to 700 h.pa. several different measures are used, including the height of the base and the height of the top of the inversion, the temperature at the ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سمنان 1392

in the area of vocabulary teaching and learning although much research has been done, only some of it has led to effective techniques of vocabulary teaching and many language learners still have problem learning vocabulary. the urge behind this study was to investigate three methods of teaching words. the first one was teaching words in context based on a traditional method of teaching that is,...

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