نتایج جستجو برای: high slope percent

تعداد نتایج: 2170353  

حبیب نژاد روشن, محمود, سلیمانی, کریم, شیرزادی, عطااله, قاسمیان, بهاره, کاویان, عطااله,

Rock falls are natural process of activities geomorphic on steep slopes in mountainous terrains. At this research, rock fall susceptibility mapping was generated by logistic regression (LR), frequency ratio (FR) and analytical hierarchy process (AHP) at a long 11 km of the Salavat Abad road in the eastern of Sanandaj, Kurdistan, Iran. Dependent variables is occurrence and non-occurrence of rock...

Journal: :پژوهش های جغرافیای طبیعی 0
منوچهر فرج زاده اصل دانشیار گروه جغرافیای دانشگاه تربیت مدرس رفیق کریم پناه کارشناس ارشد جغرافیای طبیعی دانشگاه تربیت مدرس

the climatic, geographic and topographic characteristics, ecological conditions, forest and pastures, strong water resources, high vegetation, wild life and various hunting areas of kurdistan province are strong tourist centers. in this research using gis potential of suitable zones for claiming, rocking, ranging, visiting the nature, thermal spring, ski and winter sport, water sports and fishi...

Journal: :Journal of Research of the National Bureau of Standards 1952

Journal: :Annals of nuclear medicine 2004
Tatsuro Tsuchida Katsuya Sugimoto Sadahiko Nishizawa Yoshiharu Yonekura Harumi Itoh

UNLABELLED The purpose of this study was to assess the quantitative accuracy of truncal FDG PET with a postinjection transmission scan. METHODS Ten subjects with lung cancer were recruited for this study. Prior to the emission scan, a transmission scan was performed for 10 min. All subjects received 370 MBq of intravenous administration of FDG prior to a 60-min emission scan. Immediately foll...

Feridon Eslamijoo Hassan Abshirini Majid Karimi Nader Saki, Sakineh Samadi Soheila Nikakhlagh,

Background & objectives: The purpose of this study was evaluating the hearing status of tinnitus patients referred to our center. Materials & Methods: A total of 144 Patients, referred to our center by the end of December 2008 to June 2009, who have tinnitus complaints after initial examination and cleaning the ear duct in the audiology clinic were introduced and completed the questionnaire. A...

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

abstract chickpea is weak in competition of weeds that damages to it at between 40 t0 60 percent. kermanshah province is one of the most important region for chickpea fields in iran. for these reosons, weed management is necessary in this crop. in order to evaluate of herbicides and stubble control on broad leave weeds control in chickpea. experiment was conducted in agricultural research stat...

Journal: :تحقیقات جغرافیایی 0
مریم عسگری گروه جغرافیای طبیعی- دانشگاه تبریز معصومه رجبی گروه جغرافیای طبیعی- دانشگاه تبریز فریبا کرمی

abstract: the aim of this study is analysis of drainage basins neotectonic in the north slope of bozqoosh mountains by geomorphological methods. to attain this aim, it used of field observation, areal photographs and five geomorphic indexes in 20 basins of the north slope of bozqoosh mountains. indexes were calculated by topography maps (1: 50000), geological maps (1: 100000) and areal photogr...

Journal: :Optics letters 1986
J L Nightingale R L Byer

A single-crystal Nd:YAG fiber with polished and coated endfaces has been operated as a monolithic, guided-wave laser oscillator. The 47-microm-diameter, 7-mm-length fiber oscillator operated with a threshold of 3.7 mW and a slope efficiency of 10.5%. Seventy-five percent of the laser power was in the fundamental spatial mode.

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