نتایج جستجو برای: old broiler chicks were allocated on a randomized complete design experiment with five treatments consisting of four replications for 42 days experiment treatments were included 1 based diet consist 20 percent barley barley control

تعداد نتایج: 25835501  

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

abstract the first purpose of this study was to investigate the effect of consciousness-raising (c-r) activities on learning grammatical structures (simple present tense in this case) by iranian guidance school efl learners. the second one was to investigate the effect of gender on learning the simple present tense through c-r activities and tasks. finally, this study aimed to investigate the ...

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 ...

Journal: :تولیدات دامی 0
امید افسریان دانشجوی دکتری تغذیۀ طیور، گروه علوم دامی، دانشکدۀ کشاورزی، دانشگاه زنجان، زنجان محمد حسین شهیر دانشیار، گروه علوم دامی، دانشکدۀ کشاورزی، دانشگاه زنجان، زنجان هوشنگ لطف الهیان استادیار، بخش تغذیه و فیزیولوژی، موسسه تحقیقات علوم دامی کشور، کرج عبدالله حسینی استادیار، بخش تغذیه و فیزیولوژی، موسسه تحقیقات علوم دامی کشور، کرج ناصر موسوی استادیار، گروه علوم دامی، دانشکدۀ کشاورزی، دانشگاه آزاد اسلامی واحد ورامین، ورامین امیر اخلاقی دانشیار، گروه علوم دامی، دانشکدۀ کشاورزی، دانشگاه شیراز، شیراز

two experiments were conducted to evaluate the effects of thyroxin in ovo injection and post hatch arginine feed supplementation on performance and cold tolerance acquisition in broilers. in experiment 1, a total of 2400 hatchings eggs were randomly assigned to four treatments: positive controls (intact or pricked with a needle), negative control (intact egg), injected with distilled water and ...

The purpose of this experiment was to compare the effects of essential oils blend with probiotic and Flavomycin as antibiotic growth promoter on humoral immunity, meat quality, and some blood parameters in broiler chickens. A total of 288 day old Ross 308 strain broiler chicks based on a completely randomized design was allocated to four treatments with four replicates and 18 birds in each repl...

Journal: :تولیدات دامی 0
ساحره غریبی دانشجوی کارشناسی ارشد، گروه علوم دامی، دانشکدۀ کشاورزی، دانشگاه یاسوج، یاسوج، ایران محمد هوشمند استادیار گروه علوم دامی، دانشکدۀ کشاورزی، دانشگاه یاسوج، یاسوج، ایران رضا نقی ها استادیار گروه علوم دامی، دانشکدۀ کشاورزی، دانشگاه یاسوج، یاسوج، ایران

this study was conducted to investigate the influences of raw or acetic acid-treated oak acornon the performance and cecal flora of broiler chickens. a total of 340 one-day-old male and female cobb 500 broiler chicks were used in a completely randomized design consisting of five treatments with four replicates and 17 chicks each. first group was fed with a corn-based diet (without oak acorn) as...

Journal: :دامپزشکی 0
راضیه ممتازان دانش آموخته کارشناسی ارشد دانشگاه تهران حسین مروج استادیار دانشگاه تهران مجتبی زاغری دانشیار دانشگاه تهران منصوره منصوربهمنی دانش آموخته کارشناسی ارشد دانشگاه تهران

the objective of this study was to evaluate the synchronic use of multi-enzyme and probiotic on broilers performance. this factorial experimental was conducted in a randomized complete design and included 480 ross broiler chicks (strain 308) which were divided into 6 treatments and each treatment into 4 replicates and 20 chicks in each replicate. the wheat and barley based diet was constant for...

Journal: :علوم دامی ایران 0
سجاد گوهری دانشگاه علوم کشاورزی و منابع طبیعی گرگان فیروز صمدی دانشگاه علوم کشاورزی و منابع طبیعی گرگان- دکتری فیزیولوژی دام فرزانه گنجی گروه زیست شناسی، دانشگاه گلستان سعید حسنی دانشگاه علوم کشاورزی و منابع طبیعی گرگان یوسف جعفری آهنگری دانشگاه علوم کشاورزی و منابع طبیعی گرگان

the present study was conducted to evaluate the antioxidant effects of artichoke on liver function in broiler chicks poisoned with ccl4. a total of 60 (ross, 308) one-d-old broiler chicks were assigned into four treatments, using a completely randomized design. experimental treatments included: 1) control (received control diet), 2) artichoke (control diet supplemented with 3 percent artichoke ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده منابع طبیعی 1391

in this study, the effects of oleothermal modification on physical and mechanical peroperties of fir wood (abeis sp.) blocks were examined. at first, some blocks of fir wood with 5 × 20 × 120 cm dimensions were prepared. the blocks were treated in soybean oil. the effects of 3 factors such as treatments temperature (180and 200 °c), holding time (12 and 15 h) and initial moisture content of wood...

ژورنال: علوم آب و خاک 2003
امید سرائیان, , مجید طغیانی, , اکبر اسدیان, , عباسعلی قیصری, ,

This experiment was conducted to study the effects of using cotton-seed meal on the performance and carcass yield of broiler chickens at different ages. The experiment was performed in a completely randomized design with four treatments and five replicates for each treatment. The experimental treatments included the levels of 0, 3.5, 7, and 10.5% of cotton-seed meal in diets fed to chickens at ...

امید سرائیان, , مجید طغیانی, , اکبر اسدیان, , عباسعلی قیصری, ,

This experiment was conducted to study the effects of using cotton-seed meal on the performance and carcass yield of broiler chickens at different ages. The experiment was performed in a completely randomized design with four treatments and five replicates for each treatment. The experimental treatments included the levels of 0, 3.5, 7, and 10.5% of cotton-seed meal in diets fed to chickens at ...

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