نتایج جستجو برای: society for range management

تعداد نتایج: 10815313  

Journal: :international journal of endocrinology and metabolism 0
fereidoun azizi endocrine research center, research institute for endocrine sciences, shahid beheshti university of medical sciences, tehran, ir iran ladan mehran endocrine research center, research institute for endocrine sciences, shahid beheshti university of medical sciences, tehran, ir iran; endocrine research center, research institute for endocrine sciences, shahid beheshti university of medical sciences, p. o. box: 19395-4763, tehran, ir iran. tel: +98-2122409309, fax: +98-2122402463 atieh amouzegar endocrine research center, research institute for endocrine sciences, shahid beheshti university of medical sciences, tehran, ir iran shahram alamdari endocrine research center, research institute for endocrine sciences, shahid beheshti university of medical sciences, tehran, ir iran; medical research development research center, shahid beheshti university of medical sciences, tehran, ir iran imam subetki division of endocrinology and metabolism, department of internal medicine, faculty of medicine, university of indonesia, cipto mangunkusumo hospital, jakarta, indonesia navid saadat endocrine research center, research institute for endocrine sciences, shahid beheshti university of medical sciences, tehran, ir iran

results there were minor differences in treatment preferences for graves’ disease in pregnancy and tests to monitor antithyroid drugs between endocrinologists and generalists; the major difference being targeted free thyroxin, and also thyroxin, depicted in the upper end of normal range, by the majority of endocrinologist and within the normal range, by generalists. compared to generalists, end...

2002
Hans-Dieter Evers

Knowledge has been widely recognised by economists as the most important factor of production in a “new economy”. The production and utilisation of knowledge is therefore essential for development. Some countries, Malaysia among others, have embarked on an ambitious plan to use knowledge as a base for economic development, by-passing earlier stages of industrialisation. Some commentators have, ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده برق و کامپیوتر 1392

abstract nowadaysphotovoltaic solar cells (pvs) areacknowledged the fastest growing energy technology in the word, however, they only account for only fraction of current global renewable energy capacity. it isrecognized that this incomplete market penetration has been largely a result of the technology’sexcessive cost. so researchers are trying to find innovative, economic way with theaim of ...

The aim of this study was to investigate the members’ opinions regarding the influencing factors contributing the success of range management cooperatives in three provinces as Markazi, Tehran and Isfahan of Iran in 2014. The study populations were board and ordinary members of cooperatives (N=750) and the samples were selected using Krejcie and Morgan method through stratified and random sampl...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده ادبیات و زبانهای خارجی 1390

abstract the current study set out to address the issue as to whether the implementation of portfolio assessment would give rise to iranian pre-intermediate efl learner autonomy. participants comprised 60 female in pre-intermediate level within the age range of 16-28.they were selected from among 90 language learners based on their scores on language proficiency test -key english test. then, t...

Journal: :caspian journal of environmental sciences 2007
n. rahimzadeh halagh s.h.r. sadeghi

transpiration, as one of the components of hydrological cycle, has not been paid enough attention yet, while it is necessary for sound utilization of rangelands, mostly located in the arid and semiarid regions. the comparison of the different kinds of rangelands species in terms of transpiration rates provides range managers the required information to achieve optimal forage production for a gi...

Journal: :journal of rangeland science 2013
ali mahdavi marzban faramarzi omid karami

rangelands are important for plant productivity, livestock production, wildlife,conservation of soil and water resources, and etc. one of the main problem of rangeland isthat has not been used based on its potential that leads to more degradation of rangelands.the purpose of this study was to evaluate the range management capability of badrehregion in ilam province, iran, using anp (analytic ne...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت معلم تهران - دانشکده علوم 1370

determination of uranium in natural water and complex solutions using ion exchange chromatography: a combined procedure using ion exchange chromatography and uv-vis spectrophotometry techniques has been developed to measure uranum in natural water and complex solutions. after conditicing , one hundred milli liters of sample solutions have been passed through an ion exchange column,pachked with ...

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...

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

abstract sensitive and precise voltammetric methods for the determination of trace amounts of furaldehydes, mainly as furfural (f) and 5-hydroxymethyl-2-furaldehyde (hmf), in waste waters and other matrices is described. determination of total furaldehyde at < ?g g-1 levels in alkaline buffered aqueous media was individually investigated. by the use of ordinary swv and adsorptive square wave ...

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