نتایج جستجو برای: north andnorthwest of iran
تعداد نتایج: 21188892 فیلتر نتایج به سال:
1Department of Biology, Science and Research Branch, Islamic Azad University, Tehran, I.R. Iran 2Biotechnology Department, Faculty of Medicine, Shahid Beheshti University of Medical Sciences, Tehran, I.R. Iran 3Cellular & Molecular Biology Research Center, Shahid Beheshti University of Medical Sciences, Tehran, I.R. Iran 4Genomic Research Center, Shahid Beheshti University of Medical Sciences, ...
1 Institute for Studies in Theoretical Physics and Mathematics, P.O.Box 5746, Tehran 19395, Iran. 2 Department of Physics, Alzahra University, Tehran 19834, Iran 3 Department of Physics, Sharif University of Technology, P.O.Box 9161, Tehran 11365, Iran. 4 Department of Physics, Tehran University, North-Kargar Ave. Tehran, Iran. 5 Institute for Advanced Studies in Basic Sciences, P.O.Box 159, Ga...
in the last decade, frequency of late cold incidence has increased in the upland forest nurseries. the aim of present study was to reduce the damage caused by spring frost and to increase the efficiency of persian maple seedlings production in mountain nurseries. this study was conducted as split plot design with two main treatments and three replications in two consecutive years (2009-2010) in...
مطالعه حاضر با هدف شناسایی فونستیک پرندگان و مقایسه تنوع گونه ای جامعه پرندگان بین زیستگاه های مختلف شهرستان نقده انجام گرفت. برای این منظور پرندگان منطقه مورد مطالعه از تیرماه 1389 تا خرداد 1391 در چهار زیستگاه استپ های نیمه خشک، تالابی، کشاورزی و کوه های مرتفع پایش گردید. برای بررسی اهمیت هریک از زیستگاه ها برای پرندگان، شاخص های تنوع گونه ای زیستگاه ها مورد مقایسه قرار گرفت. در مجمو...
today, information technology and computers are indispensable tools of any profession and translation technologies have become an indispensable part of translator’s workstation. with the increasing demands for high productivity and speed as well as consistency and with the rise of new demands for translation and localization, it is necessary for translators to be familiar with market demands an...
abstract the primary purpose of this study was to explore the actual practices and cognitions of two groups of iranian eap teachers, i.e. language teachers and content teachers, with respect to teaching reading-comprehension and vocabulary. to this end, tehran university of medical sciences which authorizes both groups of teachers to teach eap courses was selected as the context of the study s...
the effect of learning strategies on the speaking ability of iranian students in the context of language institutes abstract language learning strategies are of the most important factors that help language learners to learn a foreign language and how they can deal with the four language skills specifically speaking skill effectively. acknowledging the great impact of learning strategies...
abstract this study examined the relationship between noticing pronunciation and the improvement pronunciation by administering a 50 item story, as proficiency- test in order to investigate the effectiveness of noticing pronunciation on the improvement of pronunciation. accordingly 60 qualified students were selected and assigned to the two groups of experimental and control randomly, each gr...
Background: In many countries gastric cancer has the highest incidence among the gastrointestinal cancers and is the second most common cancer in Iran. The aim of this study was to identify and map high risk gastric cancer regions at the county-level in Iran. Methods: In this study we analyzed gastric cancer data for Iran in the years 2003-2010. Areato- area Poisson kriging and Besag, York and ...
the field study was conducted in one district of educational-experimental forest at tehran university (kheirood-kenar forest) in the north of iran. eighty-five soil profiles were dug in the site of study and several chemical and physical soil properties were considered. these factors included: soil ph, soil texture, bulk density, organic carbon, total nitrogen, extractable phosphorus and depth ...
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