نتایج جستجو برای: region of a landscape eg

تعداد نتایج: 23298546  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تحصیلات تکمیلی علوم پایه زنجان - دانشکده شیمی 1391

in this thesis a calibration transfer method is used to achieve bilinearity for augmented first order kinetic data. first, the proposed method is investigated using simulated data and next the concept is applied to experimental data. the experimental data consists of spectroscopic monitoring of the first order degradation reaction of carbaryl. this component is used for control of pests in frui...

Journal: :international journal of occupational and environment medicine 0
rr tiwari national institute of occupational health, meghani nagar, ahmedabad, india a saha national institute of occupational health, meghani nagar, ahmedabad, india

background: there are millions of working children worldwide. several causes are suggested for this social evil of which poverty plays a significant role in whether a child will work. objective: to determine the morbidity profile in the working children of gem polishing units of jaipur, india and assess some of its associated socio-economic factors. methods: the present cross-sectional study in...

Journal: :asia pacific journal of medical toxicology 0
konstantin m. brusin regional poison treatment center, sverdlovsk regional clinical psychiatric hospital, yekaterinburg, russia department of clinical toxicology, ural state medical university, yekaterinburg, russia roman o. nekhoroshkov regional poison treatment center, sverdlovsk regional clinical psychiatric hospital, yekaterinburg, russia

background: toxic alcohol poisonings are responsible for high mortality and morbidity in russia. this study was aimed to evaluate the trends of harmful ethanol (etoh) drinking as well as methanol (meoh), isopropanol (ipa) and ethylene glycol (eg) poisonings in the middle urals region of russia. methods: in this retrospective study, the medical records of patients poisoned with meoh, ipa and eg ...

Journal: :pollution 2015
ahmad reza yavari hamid reza jafari seyyed mahmood hashemi

iran has mountainous landscapes and half of its surface is occupied by highlands. moreover, iran is an arid country and deserts are located at lower altitudes. most metropolitan areas are positioned in mid-altitudes between mountain and desert. cities grow upwardly toward the highlands under pressures of urbanization and desertification. foothill ecotones are a zone between upland mountains and...

Background: Toxic alcohol poisonings are responsible for high mortality and morbidity in Russia. This study was aimed to evaluate the trends of harmful ethanol (EtOH) drinking as well as methanol (MeOH), isopropanol (IPA) and ethylene glycol (EG) poisonings in the Middle Urals region of Russia. Methods: In this retrospective study, the medical records of patients poisoned with MeOH, IPA and EG ...

ژورنال: کیمیای هنر 2021

From the middle of the Safavid era, with the expansion of relations with the West, European landscapes were used in various ways in the composition of paintings called “FARANGI-SAZI”. In this article, by adopting a hermeneutic approach, the epistemological context necessary for the emergence of “landscape painting” as an independent genre in European painting has been studied and then the trans...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه مازندران - دانشکده علوم انسانی و اجتماعی 1392

tourism , today as one of the ways to make money, create jobs , and social and political interactions is considered. this paper aims to examine the strengths and weaknesses of tourism development in mahmoud abad ( mazandaran ). the research method in this study is " descriptive - analytical " and to collection of data used field methods such as questionnaires and documentation - library. the sa...

The main issues about relation between climate and relief in the Romanian geomorphological literature follow three directions of research: the description of Pleistocene glacial and Pleistocene-Holocene periglacial landforms in the Carpathians; the direct analysis of climate?s role in landform development; the integration of separate works and findings in a synthetic morphodynamic system applic...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ولی عصر (عج) - رفسنجان - دانشکده ریاضی 1389

in this thesis, first the notion of weak mutual associativity (w.m.a.) and the necessary and sufficient condition for a $(l,gamma)$-associated hypersemigroup $(h, ast)$ derived from some family of $lesssim$-preordered semigroups to be a hypergroup, are given. second, by proving the fact that the concrete categories, semihypergroups and hypergroups have not free objects we will introduce t...

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...

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