نتایج جستجو برای: broiler male
تعداد نتایج: 341824 فیلتر نتایج به سال:
s of papers 47 tered via water, in preventing necrotic enteritis (NE) in broilers and reducing fecal bacteria. The NE challenge model included: 200,000 Eimeria acervulina oocysts/bird 5d and Clostridium perfringens (CP) 7d posthatch. Healthy, newly-hatched broiler male chicks (Ross x Cobb commercial source) were randomly placed into wire floor cages. Treatments included positive non-infected co...
The present study aimed to determine haemato-biochemical constituents and corticosterone level of synthetic coloured broiler male line affected with heat stress. We hypothesized that haemoglobin (Hb), Packed cell volume (PCV), total erythrocyte count (TEC), lymphocyte eosinophil values were significantly higher in control whereas leucocyte (TLC), heterophil basophil stress group. Additionally, ...
The aim of this study was to investigate the presence of antibodies to ALV-J in broilers and broiler breeders. For this, 5 broiler units and 1 broiler breeding unit in the Marmara region were visited. Seventy 4-6 -week-old chicks from the broiler units, consisting of 14 chicks from each broiler unit, were selected. Seventeen chickens from the broiler breeding unit were also selected. The chicks...
objective: the aim of this experiment was to determine chemical composition, protein quality of corn gluten meal (cgm) and its effect on growth performance of broiler chicks. methods: chemical composition and nitrogen corrected true metabolizable energy of cgm was determined by standard and precision-fed cockerel assay methods. for evaluating of protein quality, 90 male broiler chicks in a com...
There is a need for robust and accurate techniques for the measurement of ammonia (NH3) and other atmospheric pollutant emissions from poultry production facilities. Reasonable estimates of NH3 emission rate (ER) from poultry facilities are needed to guide discussions about the industry's impact on local and regional air quality. The design of these facilities features numerous emission points ...
Gas emissions from broiler production have been the subject of intensive research. However, little experimental information exists for farms under the particular management and environmental conditions of the European Mediterranean area. In this study, ammonia, carbon dioxide, methane, and nitrous oxide concentrations and emissions were measured in a commercial broiler farm located in Spain. Ga...
To study the effects of terbutaline (a beta adrenergic agonist) on performance of broiler chickens, 21 d-old male and female Cobb broiler chicks (n=300) were randomly assigned to one of five dietary treatments containing 0 (control), 5, 10, 15 and 20 mg terbutaline per kg diet. The feed conversion ratio (FCR), feed intake and body weight gain were measuered after 3 weeks. At 42-d age, six males...
the effects of chromium methionine supplementation on performance and serummetaboliteswere evaluated in broiler chickens.two experiments were conducted at22 oc, thermoneutral, (tn) and33±2 oc, heat stressed (hs) conditions. two hundred and eighty eight male broiler chicks (ross 308) were allocated to four treatments in a completely randomized design. treatments with 0 (control), 200, 400 or 800...
a total of 448 ross 308 male broiler chickens were assigned to seven treatments with four replicates, each containing 16 chicks. the birds were reared from d 21 to 42 and effects of physical sizes (ad libitum by a basal commercial broiler diet with 3050 kcal/kg me and 19.06% cp/kg from 21 to 42 d. the chickens which received clinoptilolite (1.5% with particle size of 0.4-0.8 mm) showed a signif...
the effect of feeding barley-based diets (%60) supplemented with four commercial enzymes containing xylanase and ?-glucanase activities were investigated on performance and gastrointestinal size of broiler chicks. the enzyme supplemented diets were compared with unsupplemented barley- or corn-based diets. a total of 234-day-old male broiler chicks (ross 308) were allocated to 6 treatment groups...
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