نتایج جستجو برای: two birds were slaughtered for carcass evaluation results showed that zilpaterol hydrochloride supplementation improved feed conversion ratio fcr p

تعداد نتایج: 13000670  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیخ بهایی - دانشکده زبانهای خارجی 1391

even though, to date, a lot of studies have been conducted on the subject of politeness theory, there are very few studies regarding the applicability of this theory to translation between english and persian which shows the reason behind conducting the present study. this study was carried out with the aim of highlighting whether there is any difference between english and persian methods of u...

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...

ژورنال: علوم آب و خاک 2007
امیر عطا مقدمیان, , فرید شریعتمداری, ,

The purpose of this research was to evaluate the effect of early life nutrient restriction and subsequent intermittent lighting schedule on performance in broiler. In a factorial experiment, the effect of three levels of feeding regimes and two levels of lighting schedule were investigated using 480 day-old male Hubbard chicks. The broiler chickens were randomly distributed over two rooms consi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1391

we have two part in this thesis, at first: the interaction of native calf thymus dna (ct-dna) with two anthraquinones including quinizarin (1,4- dihydroxy anthraquinone) and danthron (1,8- dihydroxy anthraquinone) in a mixture of 0.04 m brittone-robinson buffer and 50% of ethanol were studied at physiological ph by uv-vis absorption, florescence, circular dichroism spectroscopic methods, viscos...

2017
R. M. Patel D. D. Garg V. R. Patel S. G. Vahora A. P. Raval M. Choubey

An experiment was conducted to assess the effect of dietary supplementation of garlic (Allium sativum) and fenugreek (Trigonella foenum-graecum L.) seed powder as herbal feed additives on growth performance, carcass characteristics and economics of feeding in broilers. A total of 320 day old broiler chicks of Cobb-400 strain were divided into four treatment groups with 4 replicates of 20 chicks...

2011
O. A. Adebiyi

A total of two hundred and seventy day-old Arbor Acre strain of broiler chicks were used for this research. Five treatment: T1 positive control (10 birds/m), T2 negative control, T3, T4 and T5 had 20 birds/m. T1 and T2 had no supplementation with vitamin E (d1-α-tocopheryl acetate). T3, T4 and T5 had 50mg/kg, 100mg/kg and 150 mg/kg vitamin E supplementations respectively. Feed intake, feed conv...

2013
H. K. El-Senousey A. M. Fouad J. H. Yao Z. G. Zhang Q. W. Shen

A total of 192 broiler chicks were used to evaluate the influence of dietary α-lipoic acid (ALA) on growth performance, carcass characteristics and meat quality of broiler chickens with the purpose of developing a strategy to prevent the occurrence of pale, soft, and exudative (PSE) meat and to improve the meat quality of broilers. At 22 d of age, birds were allocated to 4 ALA treatments (0, 40...

رضایی پور, وحید , کریمی, کاظم , گنجی, پیمان ,

In order to investigate the effects of microwave irradiation of barley or enzyme supplementation of barley based diets, 12-day-old broiler chicks (n=320) from Ross 308 strain were arranged in a 2×2 factorial experiment consisting of 2 duration times of microwaves irradiation of barley (0 and 220 second) and 2 levels of dietary Rovabio multienzyme level (0 and 1 g.kg-1) with 4 replicates per tre...

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

one very decisive factor in students’ academic destiny is the result they get at final term examinations. because of its importance, both students and teachers are curiously anxious about them. as normally it is the case, these final term tests are prepared hurriedly in short time by teachers which result in students’ dissatisfaction, complaining on how the test was different from their expecta...

Journal: :Poultry science 2003
D O Skinner-Noble R B Jones R G Teeter

Two trials were conducted to test the hypothesis that broilers classified as good rather than poor feed converters (low vs. high feed-to-gain ratios, respectively) would show decreased activity (increased lethargy) and reduced fear of human caretakers. In both trials birds were reared to juvenile selection age when the 192 males with the "best" breast and leg conformation were placed into indiv...

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