نتایج جستجو برای: two birds from each replicate were randomly selected
تعداد نتایج: 8249060 فیلتر نتایج به سال:
A feeding trial was carried out to investigate the effects of lecithin on growth performance, nutrient digestibility, lipid profile, carcass characteristics and meat quality of broiler chickens. A total of 240 oneday- old male broiler chicks (Cobb 500) were obtained from a local hatchery and raised for 42 days. The chicks were divided into 5 dietary treatments. The diets supplemented with prill...
The effects of phytase and tannase enzyme treatment sorghum-based broiler diets on ileal villi characteristics were evaluated in Cobb 500 broilers. A total three sorghum levels, 0, 50, 100%, with 4 levels; 5% phytase, phytase+tannase combination used to develop 12 different dietary treatments. Three hundred sixty broilers randomly allocated the treatments a completely randomized design experime...
abstract cooperative learning refers to small groups of learners working together as a team to solve a problem, complete a task, or accomplish a common goal. in a cooperative environment one’s success is directly related to the success of other members because the focus on the individual shifts towards the group. to test the effectiveness of the method, using jigsaw technique, a study was cond...
six hundred 1-d-old male broilers (ross 308) were assigned to four experimental groups; each was composed of 5 floor pen replications of 30 birds including control (no enalapril), 15, 30 and 60 ppm enalapril in the drinking water. from d 21 to 49, all the chicks were exposed to low ambient temperature to induce ascites. mortalities were inspected to determine the cause of death and diagnose of ...
to consider the effect of probiotic and organic acids on performance, carcass characteristics, blood parameters and immune response of broilers, a completely randomized design test was done with four treatments and four replicate for each reatment. two hundred and forty one day-old mixed sex broilers (ross breed) were divided into four treatments with 15 chicks per each replicate (pen). treatme...
the present study was carried out to examine the effects of a vitamin premix (vp) reduction or withdrawal from finisher diet (29-43 days) on performance, immuno-competence, and characteristics of leg bones and meat lipid oxidation of chickens fed on corn-soybean meal based diet. a total of 900 male broiler chickens (ross 308) were allocated to five treatment groups (0, 33%, 66%, 100% and 133% v...
low nutritive value and suitability of barley as a feedstuff for broilers is mainly due to its non-starch polysaccharides. an experiment was carried out to evaluate if diets high in barley alter the mechanisms responsible for the absorption of nutrients across the intestinal epithelium of broilers, using d-xylose absorption test. thirty, 14-d old male broiler chicks (ross 308) with similar body...
Low nutritive value and suitability of barley as a feedstuff for broilers is mainly due to its non-starch polysaccharides. An experiment was carried out to evaluate if diets high in barley alter the mechanisms responsible for the absorption of nutrients across the intestinal epithelium of broilers, using D-xylose absorption test. Thirty, 14-d old male broiler chicks (Ross 308) with similar body...
Six hundred 1-d-old male broilers (Ross 308) were assigned to four experimental groups; each was composed of 5 floor pen replications of 30 birds including control (no enalapril), 15, 30 and 60 ppm enalapril in the drinking water. From d 21 to 49, all the chicks were exposed to low ambient temperature to induce ascites. Mortalities were inspected to determine the cause of death and diagnose of ...
introduction: diabetes mellitus is an growing national and international public health concern. the number of people affected by diabetes in world by 2030 will be 69% in developing countries. regular physical activity plays a key role in the management of type 2 diabetes melitus, particularly glycemic control. it has been recommended that peoples with type 2 diabetes participate in moderate-int...
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