نتایج جستجو برای: ross and cobb broilers

تعداد نتایج: 16830516  

Journal: :Acta Veterinaria Brno 2021

The aim of this study was to evaluate the effect Tenebrio molitor larvae meal supplementation in chicken diets on chemical composition and sensory quality meat. experiment conducted 120 Ross 308 male broilers from day 12 38 their age. Broilers were divided into three equal groups with 5 replicates per treatment. two experimental received feed mixtures containing 2% (TM2; n = 40) 5% (TM5; 40), r...

Journal: Poultry Science Journal 2016

This study was conducted to investigate the effects of dietary influence of aspirin on growth performance, antioxidant status and mortality in the broilers subjected to cold-induced ascites. A total six hundred 1-d old male broilers (Ross, 308) were randomly allotted to four treatment groups, with five replicate pens per treatment and 30 birds each. The experimental groups were kept in a cold c...

F. Foroudi, P. Rezamand

The present study was carried out to examine the effect of supplemental dietary valine in the starter diet of broilers (0-15 d of age) on performance, antibodyresponse to Newcastle disease virus vaccination and bone mineralization. The experiment was conducted using 300 Ross 308 male broilers. One-day-old chicks were randomly allotted to 3 groups; each group consisted of 5 replicate pens with 2...

Journal: :تولیدات دامی 0
الهه رضائی کارشناس ارشد فیزیولوژی دام، گروه علوم دامی، دانشکدۀ علوم دامی و صنایع غذایی، دانشگاه کشاورزی و منابع طبیعی رامین خوزستان، اهواز، ایران صالح طباطبائی وکیلی دانشیار گروه علوم دامی، دانشکدۀ علوم دامی و صنایع غذایی، دانشگاه کشاورزی و منابع طبیعی رامین خوزستان، اهواز، ایران خلیل میرزاده استادیار گروه علوم دامی، دانشکدۀ علوم دامی و صنایع غذایی، دانشگاه کشاورزی و منابع طبیعی رامین خوزستان، اهواز، ایران سمیه سالاری استادیار گروه علوم دامی، دانشکدۀ علوم دامی و صنایع غذایی، دانشگاه کشاورزی و منابع طبیعی رامین خوزستان، اهواز، ایران مهدی زارعی دانشیار گروه بهداشت و مواد غذایی، دانشکدۀ دامپزشکی، دانشگاه شهید چمران اهواز، اهواز، ایران

this study was carried out to evaluate the effect of different levels of anise seed on the performance, immune system, antioxidant activity and blood estrogen level of broiler chicks. a total of 192 day -old ross 308 broilers were trained for 42 days in a completely randomized design with four treatments, four replicates and 12 birds per each replicate. treatments were included the levels of ze...

Journal: :علوم دامی ایران 0
علیرضا صفامهر دانشیار، دانشگاه آزاد اسلامی، واحد مراغه سجاد یعقوب زاده دانشجوی کارشناسی ارشد، دانشگاه آزاد اسلامی، واحد مراغه علی نوبخت استادیار دانشگاه آزاد اسلامی، واحد مراغه

this study was carried out to determine the effects of different levels of protein and probiotic (protexin) on performance, and immune response in ross (308) broiler exposed to heat stress. five hundred and forty one-day old broilers were employed in a compeletly randomized design (3×3 factorial arrangement) of 3 replicates for each treatment. the diets were formulated according to nrc (1994) r...

Journal: :poultry science journal 0
fathi m department of animal science, college of agriculture, payam noor university, tehran, iran haydari m department of animal science, college of agriculture, payam noor university, tehran, iran

this study was conducted to investigate the effects of dietary influence of aspirin on growth performance, antioxidant status and mortality in the broilers subjected to cold-induced ascites. a total six hundred 1-d old male broilers (ross, 308) were randomly allotted to four treatment groups, with five replicate pens per treatment and 30 birds each. the experimental groups were kept in a cold c...

Journal: :Black sea journal of agriculture 2023

Aim of the study was to evaluate effects diet non-phytate phosphorus (P) and calcium (Ca) level on growth performance some blood, bone faeces parameters broilers. A total 480 one-day-old Ross 308 broilers were randomly allocated 3 dietary treatments with 5 replicates for a 42-d study. Corn-soybean meal based diets consisted three different Ca P concentrations starter grower periods. High, mediu...

2012
J. C. Han Y. L. Wang H. X. Qu F. Liang J. L. Zhang C. X. Shi X. L. Zhang L. Li Q. Xie C. L. Wang Y. Y. Yan X. S. Dong Y. H. Cheng

An experiment was conducted to evaluate the effects of one alpha-hydroxycholecalciferol (1α-OH D3) on growth performance, tibia quality, and skin and meat color in broilers fed calcium (Ca)- and phosphorus (P)-deficient corn-soybean meal diets. A total of 288 male Ross broilers, at 21 days of age, were randomly assigned to three treatments with eight cages per treatment. Three levels of 1α-OH D...

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