نتایج جستجو برای: feed intake and feed conversation were determined then two hundred forty male ross day

تعداد نتایج: 17124454  

Journal: :تحقیقات دامپزشکی 0
شعبان رحیمی گروه پرورش و تولید طیور دانشکده کشاورزی دانشگاه تربیت مدرس تهران شعبان رحیمی گروه پرورش و تولید طیور دانشکده کشاورزی دانشگاه تربیت مدرس تهران تقی زهرایی صالحی گروه میکروبیولوژی دانشکده دامپزشکی دانشگاه تهران

to evaluate the effect of probiotic (primalac) and salmonella enteritidis-specific igy on prevention of salmonella enteritidis infection in broiler chickens, four 33 week-old single comb white leghorn hens were hyperimmunized with salmonella enteritidis (se) whole cell antigens obtained by ultrasonication and administrated at a protein concentration of 500 ?g/ml after centrifugation. primary im...

ژورنال: :مجله تحقیقات دامپزشکی (journal of veterinary research) 2008
شعبان رحیمی شعبان رحیمی تقی زهرایی صالحی

to evaluate the effect of probiotic (primalac) and salmonella enteritidis-specific igy on prevention of salmonella enteritidis infection in broiler chickens, four 33 week-old single comb white leghorn hens were hyperimmunized with salmonella enteritidis (se) whole cell antigens obtained by ultrasonication and administrated at a protein concentration of 500 ?g/ml after centrifugation. primar...

ژورنال: تحقیقات دامپزشکی 2008

To evaluate the effect of probiotic (Primalac) and Salmonella enteritidis-specific IgY on prevention of Salmonella enteritidis infection in broiler chickens, four 33 week-old Single Comb White Leghorn hens were hyperimmunized with Salmonella enteritidis (SE) whole cell antigens obtained by ultrasonication and administrated at a protein concentration of 500 ?g/ml after centrifugation. Primar...

A. Zali M. Adibmoradi M. Riahi M. Shivazad, M.H. Mahammadi Ghasem Abadi

A study was conducted to evaluate efficacyof wheat based vs. corn based diets on growth performance, carcass traits,blood parameters, jejunum morphological development, immunity, cecal microflora and excreta moisture in broiler chicks fed according to digestible essential amino acid profile. One hundred forty day old Ross 308 male broiler chicks randomly distributed into ten separated floor pen...

Journal: :iranian journal of applied animal science 2014
m.h. mahammadi ghasem abadi m. riahi m. shivazad a. zali m. adibmoradi

a study was conducted to evaluate efficacyof wheat based vs. corn based diets on growth performance, carcass traits,blood parameters, jejunum morphological development, immunity, cecal microflora and excreta moisture in broiler chicks fed according to digestible essential amino acid profile. one hundred forty day old ross 308 male broiler chicks randomly distributed into ten separated floor pen...

Journal: :تحقیقات دامپزشکی 0
سیامک سیاه پور گروه پرورش و تولید طیور،دانشگاه تربیت مدرس محمد امیر کریمی ترشیزی گروه پرورش و تولید طیور،دانشگاه تربیت مدرس فرید شریعتمداری گروه پرورش و تولید طیور،دانشگاه تربیت مدرس فریدون نیک نفس واحد تحقیق و توسعه شرکت زربال

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: :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...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس 1389

abstract this study was carried out to compare disinfecting effects of nanosilver with other feed disinfectants on layer hen performance, immune system, gastrointestinal microflora and intestinal morphology. total of 90 layers (lsl) were divided into five groups consisting: 1-control, 2- formalin (200 ppm), 3- formaycin (200 ppm), 4- nanosilver in drinking water (7.5 ppm) and 5-nanosilver in f...

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...

Journal: :journal of herbal drugs 0
majied hashemi department of animal sciences, faculty of agriculture, islamic azad university, shahrekord branch, shahrekord, iran sayed mohammad ali jalali department of animal sciences, faculty of agriculture, islamic azad university, shahrekord branch, shahrekord, iran farshid kheiri department of animal sciences, faculty of agriculture, islamic azad university, shahrekord branch, shahrekord, iran

background & aim: the fruit of citrullus colocynthis has a bitter taste and antibacterial properties against pathogen factors.the aim of current research was to study the effects of different dietary level of bitter cucumber fruit powderwith and without protexin probiotic supplementation on growth performance, carcass traits and intestinal morphology of broiler chicks. experimental: two hundred...

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