نتایج جستجو برای: 2) 30 mg monensin/day/head during the whole experimental period (t1= 8 lambs)

تعداد نتایج: 16956688  

Journal: :تحقیقات دامپزشکی 0
حمیدرضا میرزایی الموتی گروه علوم دامی، دانشکده کشاورزی دانشگاه زنجان، زنجان- ایران سعیده مرادی گروه علوم دامی، دانشکده کشاورزی دانشگاه زنجان، زنجان- ایران آرمان رزازیان گروه علوم دامی، دانشکده کشاورزی دانشگاه زنجان، زنجان- ایران محمدطاهر هرکی نژاد گروه علوم دامی، دانشکده کشاورزی دانشگاه زنجان، زنجان- ایران

background: high grain diets in ruminants increases the risk of digestives disorders such as acidosis which may lead to high economic loss. objectives: this experiment was conducted to determine the effects of an unsaturated and polyunsaturated fatty acid and monensin on gene expression of enzymes involved metabolic pathway of cell proliferation and rumen epithelial intracellular ph regulation....

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1389

this study was an attempt to investigate the effect of using c-test passages on the reading comprehension and incidental vocabulary learning of iranian intermediate efl learners. the participants were 60 male efl learners at kish mehr institute in garmsar. in fact, there were two groups, an experimental group and a comparison group with 30 students in each. the participants were pretested throu...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده تربیت بدنی علوم ورزشی 1390

this research was conducted to examine the effect of a concurrent training on rest level of leptin of plasma and some hormonal factors in non-athlete subjects. the research population included non-athlete men who didn’t participate in any organized sport activities. 30 men were chosen voluntarily among the above-mentioned population and were divided into 2 groups: experimental (15 subjects) an...

M. Vatandoost M.A. Norouzian,

Twenty-four 35-day-old lambs were distributed to a completely randomized design with 3 treatments to study the effects of number of feeding buckets per pen on performance, haematology and behaviour indicators. Treatments consisted of 8 (T1), 4 (T2) or 2 (T3) feeding buckets/pen (8 lambs/pen). During the experiment, concentrate was fed at 08:30 in individual feeders. Daily dry matter intake (DMI...

   This study investigated the effect of different levels of barley wet brewers on performance, rumen degradability, some blood parameters and gas production in fattening Zell male lambs. In the first experiment, in order to investigate different levels of barley wet brewers on performance and some blood parameters, in a completely randomized design with 4 experimental diets containing 0, 10, 2...

Journal: :iranian journal of applied animal science 2011
m.a. norouzian m. vatandoost

twenty-four 35-day-old lambs were distributed to a completely randomized design with 3 treatments to study the effects of number of feeding buckets per pen on performance, haematology and behaviour indicators. treatments consisted of 8 (t1), 4 (t2) or 2 (t3) feeding buckets/pen (8 lambs/pen). during the experiment, concentrate was fed at 08:30 in individual feeders. daily dry matter intake (dmi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و زبانهای خارجی 1393

the current study aimed at investigating the relationship between motivation and test preparation strategies (tpss) used by iranian pre-university students in their preparation period for the university entrance exam (uee). due to the importance of uee in iran, this study also attempted to show its impact on these two important variables. to this end, 100 pre-university students in an iranian p...

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

abstract the present study was conducted to investigate the effectiveness of a rather newly developed method in language teaching that is the use of paragraph reading task and whole reading task and their effects on improving efl learner’s speaking ability. to fulfill the purpose of the study, first 90 participants studying their course at sa eedi high school in tehran were chosen by means of ...

Journal: :تحقیقات دامپزشکی 0
مسعود ادیب مرادی گروه علوم پایه، دانشکده دامپزشکی دانشگاه تهران، تهران–ایران یوسف باغچقی گروه دامی، پردیس کشاورزی ومنابع طبیعی دانشگاه تهران،کرج–ایران علیرضا یوسفی گروه دامی، پردیس کشاورزی ومنابع طبیعی دانشگاه تهران،کرج–ایران لیلا عینی گروه علوم پایه، دانشکده دامپزشکی دانشگاه تهران، تهران–ایران احمد زارع شحنه گروه دامی، پردیس کشاورزی ومنابع طبیعی دانشگاه تهران،کرج–ایران

background: the role of thyroid hormones has been recognized in normal embryo development many years ago. these hormones also affected the development of reproductive organs and their activity. objectives: this study was conducted to investigate the effect of inducing hypothyroidism by propyl-2-thiouracyl (ptu) on lambs testicular histomorpho-logy and plasma testosterone concentration. methods:...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه مازندران - دانشکده علوم انسانی و اجتماعی 1391

the present study aimed to investigate the possible effects of focused highlighted error feedback on grammatical accuracy of writing among iranian intermediate efl learners. after selecting 52 homogenous participants from among 70 university students attending azad university of rasht and randomly dividing them into two intact groups of 26 students, the researcher exposed the participants of th...

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