نتایج جستجو برای: old male ross broiler chicks were assigned to a completely randomized design with five dietary treatments and four replicates the experimental treatments were 1 control group diet without feed additive

تعداد نتایج: 25236794  

پایان نامه :0 1374

in fact, this study focused on the following questions: 1. is there any difference between the effect of functional/notional approach and the structural approaches to language teaching on the proficiency test of efl learners? 2. can a rather innovative language test referred to as "functional test" ge devised so so to measure the proficiency test of efl learners, and thus be as much reliable an...

Journal: :تحقیقات دامپزشکی 0
سیامک سیاه پور دانشگاه تربیت مدرس، تهران محمد امیر کریمی ترشیزی دانشگاه تربیت مدرس، تهران فرید شریعتمداری دانشگاه تربیت مدرس، تهران فریدون نیک نفس شرکت زربال، آمل

poultry requirments for vitamins and minerals are met from two sources feed ingredients and premixes.in practical poultry nutrition, the role of feed ingredients is over looked. this experiment was conducted to evaluate the effects of the time of vitamin and mineral premixes withdrawal on growth and economic performance of broilers. four hundred and fifty, one day-old male broiler chickens (ros...

Journal: :پژوهش های علوم دامی ایران 0
مرضیه افخمی حسن کرمانشاهی ابوالقاسم گلیان

a crd experiment was conducted to study three different soybean meals on experimental qualitative properties, digestibility of protein and performance in broiler chickens for a 42 day period. a total of 195 day-old ross 308 male broiler chickens were randomly distributed to 3 dietary treatments with five replicates of 13 chicks each. to measure digestibility of protein, thirty 15-day-old ross 3...

ژورنال: علمی شیلات ایران 2020

This study was done to investigate the effect of microencapsulated and non-encapsulated spirulina (Spirulina platensis) powder on the antioxidant enzymes activity and nutrient digestibility of broiler chicks for 6 weeks. A total of 360 one-day old broiler chicks (male) Ross 308 strain was divided into 9 treatments, 4 replicates (10 chicks in each replicate) in a completely randomized design. Ex...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت دبیر شهید رجایی - دانشکده علوم انسانی 1392

this study investigated the impact of explicit instruction of morphemic analysis and synthesis on the vocabulary development of the students. the participants were 90 junior high school students divided into two experimental groups and one control group. morphological awareness techniques (analysis/synthesis) and conventional techniques were used to teach vocabulary in the experimental groups a...

    Previous studies indicated the positive impact of dietary supplementation of arginine on meat quality and growth, though there is no report regarding the effect of in ovo injection of arginine on meat quality. So, the aim of this study was to evaluate the effect of in ovo injection of different levels of L-arginine on hatchability, growth performance, and meat quality of Ross 308 broiler ch...

Journal: :تحقیقات دامپزشکی 0
محمدمهدی کیائی گروه بهداشت و تغذیه دام و طیور، دانشکده دامپزشکی دانشگاه تهران بهزاد منصوری گروه بهداشت و تغذیه دام و طیور، دانشکده دامپزشکی دانشگاه تهران مهرداد مدیرصانعی گروه بهداشت و تغذیه دام و طیور، دانشکده دامپزشکی دانشگاه تهران محمد حسن بزرگمهری فرد گروه علوم درمانگاهی ، دانشکده دامپزشکی دانشگاه تهران بهرام غلامیان دانش آموخته دانشکده دامپزشکی دانشگاه تهران آرش قلیان چی لنگرودی گروه علوم درمانگاهی ، دانشکده دامپزشکی دانشگاه تهران محمد ربانی

three hundred and sixty male day- old ross 308 broiler chicks were randomly assigned to four dietary treatments in order to evaluate the effect of propolis as growth promoter on the performance and the immune response of the broiler chicks to the nd vaccine. each treatment contained three replicates of 30 chicks. dietary treatments were as follow: a corn - soy meal diet (control diet).control d...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه کاشان - دانشکده علوم انسانی 1389

abstract poor reading comprehension can result in failure in using references, benefiting from professional gatherings and resources, keeping up with the growing body of knowledge in the virtual world of the internet, and failing to achieve in efl programs. the purpose of the present quasi-experimental study was to explore the effects of background knowledge and previewing narrative and expos...

Journal: :علوم دامی 0
محمد حامد صفری دانش آموخته کارشناسی ارشد، گروه تغذیه دام و طیور، دانشگاه علوم کشاورزی و منابع طبیعی گرگان محمود شمس شرق دانشیار گروه تغذیه دام و طیور، دانشگاه علوم کشاورزی و منابع طبیعی گرگان آرش امینی استادیار گروه زمین شناسی، دانشگاه گلستان احمد طاطار استادیار گروه علوم دامی، دانشگاه کشاورزی و منابع طبیعی رامین خوزستان

an experiment with 300 one-day old ross male broiler chicks was conducted to determine the effects of glauconite and zeolite on the broiler's performance, tibia bone and blood characteristics. five experimental treatments [control, glauconite (2 & 4 percent), and zeolite (2 & 4 percent)] were used in a completely randomized design with 4 replicates. during the experiment weight gain, feed ...

امیری اندی, محمد, منصوری, هاشم,

The purpose of this research was to evaluate the effects of different levels of dietary protected butyric acid (PBA) on growth performance, blood metabolites, calcium and phosphorous of tibia in broilers. Two hundred and seventy day old Ross 308 male broilers divided in 9 treatments and 3 replicates (10 chicks per replicates), in a completely randomized design. Experimental treatments included:...

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