نتایج جستجو برای: chemical and physical analysis

تعداد نتایج: 17352802  

Journal: :VESTNIK RIAZANSKOGO GOSUDARSTVENNOGO AGROTEHNOLOGICHESKOGO UNIVERSITETA IM P A KOSTYCHEVA 2020

Journal: :Journal of Minerals and Materials Characterization and Engineering 2013

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه بیرجند - دانشکده ادبیات و علوم انسانی 1392

in new management approaches, in the organizations with inflexible structure, existing of red tapes and interruptions caused by limitations and also non-compliance with environmental changes, create demotivation among staff. with regard to the influence of job motivational potential and its relationship to the type of organizational structure( enabling and dissuasive), the goal of this research...

ABSTRACT: Large quantities of beef and mutton tallow are available in Iran every year. If these products are processed and formulated properly and scientifically, the need to import oils and fats in a substantial quantities might be reduced. The aim of this study is to fractionate beef tallow into different fractions and carry out physical and chemical tests on each isolated fraction. Beef fat ...

Journal: :international journal of aquatic biology 0
seyed ali johari aquaculture department, faculty of natural resources, university of kurdistan, zip code: 66177-15175, p.o. box 416, sanandaj, kurdistan, iran. iman sourinejad fisheries department, faculty of oceanic and atmospheric sciences and technologies, university of hormozgan, bandar abbas, iran. niko bärsch ceo, particular gmbh, langenhagen, germany. somayye saed-moocheshi gorgan university of agricultural sciences and natural resources, gorgan, iran. andishe kaseb marine sciences faculty, tarbiat modares university, noor, iran. nina nazdar natural resources faculty, urmia university, urmia, iran.

use of nano-materials has increased in various aspects of human life. however, possible outbreak of nano-materials toxicity in humans and other organisms is one of the future challenges. different chemical precursors which are used in chemical approaches for production of nano-materials may have secondary and sometimes toxic effects in living organisms. these secondary effects may be reduced in...

پایان نامه :موسسه آموزش عالی غیردولتی رودکی تنکابن - دانشکده ادبیات و زبانهای خارجی 1383

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...

ژورنال: یافته 2011
بختیار, کتایون, بیرجندی, مهدی, قارونی, محمدحسین,

Mastitis is one of the most common inflammatory conditions of breast that may occur in 10% of the breastfeeding mothers. This complication can cause chemical and physical changes in breast milk and may lead to the discontinuation of breastfeeding and weight loss and growth retardation of infant. This study aims at determination of clinical and subclinical mastitis based on chemical and physical...

Drinkability of water is determined based on its physical, chemical, and microbial properties. Undesirable changes in these parameters could threaten the health of consumers. The present study aimed to assess the physical, chemical, and microbial parameters of the drinking water sources in Sanandaj, Iran and compare them with the national standard values. This descriptive, cross-sectional study...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده ادبیات و علوم انسانی 1390

this study was carried out to investigate the effects of integrative vs. instrumental motivation, learning strategy use and gender on iranian efl learners. to this end, 120 efl learners both male and female majoring in english language and literature at shiraz university participated in the study. in order to conduct this study three instruments were used: oxford quick placement test, motivatio...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده ادبیات و علوم انسانی 1392

for any educational program to be successful, many factors work hand in hand. based on pervious efl studies, teachers and learners are the keys to gain achievement. granted the fact that explicit and implicit practice plays a key role in education, knowledge of it can help teachers facilitate students’ vocabulary learning. this study investigated to determine the contribution of explicit and i...

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