نتایج جستجو برای: (in prd75 treatment)

تعداد نتایج: 17200651  

Journal: :تحقیقات آب و خاک ایران 0
فاطمه کاراندیش دکتری، دانشگاه تربیت مدرس علی شاه نظری دانشیار، دانشگاه تربیت مدرس سیدمجید میرلطیفی استادیار، دانشگاه علوم کشاورزی و منابع طبیعی ساری

in this study, the pattern of changes in the values of soil electrical conductivity (ec) and soil temperature (t) under full irrigation treatment (fi) as compared with prd75 and prd55 treatments (partial root-zone drying which received 75 % and 55% water of fi at each irrigation event) was investigated in 1389 on a maize filed in sari university of agricultural sciences and natural resources. r...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیخ بهایی - دانشکده زبانهای خارجی 1392

critical thinking ability has an important role in education. accordingly, scholars around the world are searching for new ways for teaching and improving students critical thinking ability. in line with the studies in efl contexts supporting the positive relationship between critical thinking and writing performances, this study investigated the differential effects of halverson’s critical thi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه کاشان - دانشکده ادبیات و زبانهای خارجی 1392

abstract this study aimed at investigating the possible relationship between self-assessment in writing and self-regulation of iranian efl learners. the main purpose of the study was not only to report and inform about this relationship, but also to investigate and find practical outcomes of the incorporation of self-assessment in writing, such as improving writing skill. the research was carr...

Journal: :تحقیقات آب و خاک ایران 0
فاطمه کاراندیش دانشجوی دکتری، دانشگاه علوم کشاورزی و منابع طبیعی ساری. مجید میرلطیفی دانشیار دانشگاه تربیت مدرس، دانشکده کشاورزی، گروه آبیاری، تخصص: مهندسی آبیاری علی شاهنظری استادیار دانشگاه علوم کشاورزی و منابع طبیعی ساری فریبرز عباسی دانشیار مؤسسة تحقیقات فنی و مهندسی کشاورزی مهدی قیصری استادیار دانشگاه صنعتی اصفهان

an application of new irrigation methods to increase water use efficiency is essential, due to global water shortages, and as well a consumption of more than 70% of fresh water in the agricultural sector. in this study, the effect of full irrigation (fi), partial root-zone drying (prd) treatments at two levels (provision of 75% of et (prd75) and 55% of et (prd55)) vs. deficit irrigation treatme...

Journal: :پژوهش آب در کشاورزی 0

plant performance and freshness is related to the pattern of its root growth development, which is highly affected by the water amount and water use management. therefore, the spatiotemporal variation of maize root under five treatments including full irrigation treatment (fi), partial root-zone drying treatments at two levels (receiving 75% of et =prd75, and 55% of et= prd55) and deficit irrig...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1393

the purpose of this study was to examine the comparative effect of story retelling and role playing on efl learners’ vocabulary learning and reading comprehension. to carry out the purpose of the study 90 female learners of tabarestan language school located in noshahr were non-randomly selected. they took pet test and among these 90 participants 62 students were selected as homogenous learners...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد 1388

plagiarism in esl/efl learning contexts has been established as a dynamic and multi-layered phenomenon and has become a topic engaging many researchers in a heated debate in recent years. comparisons of student-generated texts with their source texts have shown that students rely on source texts in their writings and copying is a major strategy used by both l1 and l2 writers. in our country a...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد گرمسار - دانشکده زبانهای خارجی 1389

abstract this study examines the effect of teaching lexical inferencing strategies on developing reading comprehension skill of iranian advanced efl learners. participants were female students of meraj and shokouh institudes of garmsar a quasi-experimental design using two intact advanced classes of efl students at meraj and shokouh institutes. as the first step, a general toefl proficiency te...

Journal: :مدیریت آب و آبیاری 0
فاطمه کاراندیش دانش¬آموخته دکتری، گروه آبیاری و زهکشی، دانشکده کشاورزی، دانشگاه تربیت مدرس، تهران - ایران مجید میرلطیفی دانشیار، گروه مهندسی آبیاری و زهکشی، دانشکده کشاورزی، دانشگاه تربیت مدرس، تهران - ایران علی شاه نظری استادیار، گروه مهندسی آب، دانشگاه علوم کشاورزی و منابع طبیعی ساری، ساری - ایران مهدی قیصری استادیار، گروه مهندسی آب، دانشکده کشاورزی، دانشگاه صنعتی اصفهان، اصفهان - ایران فریبرز عباسی دانشیار، مؤسسه تحقیقات فنی و مهندسی کشاورزی، کرج - ایران

the effect of full irrigation (fi), partial root-zone drying at two levels (receiving 75 percent of et (prd75), 55 percent of et (prd55)) and deficit irrigation treatments at the same levels (75 percent (di75) and 55 percent (di55)) under drip irrigation on nitrogen uptake and leaching in a maize field in sari agricultural sciences and natural resources university were carried out during years ...

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 ...

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