abstract: this study was conducted to investigate the effects of diets containing different levels of hull-less barley on caecal microflora of broiler chicks. two hundred and forty one-day old male broiler chicks (arbor acres strain) were used in a completely randomized design with 4 tratments, and 3 replicates were allocated to each treatment. different levels of hull-less barley in diets had ...

this experiment was carried out for a determination of metabolizable energy and the effect of the grind multienzyme on in-vitro dry matter and protein digestibility in diets, and as well on performance of broiler chicks. a number of 800 day old unsexed arbor acres broilers were placed in 8 treatments and 4 replicates (25 chicks each). a completely randomized design (crd) of a factorial arrangem...

Ascites syndrome is indicating the abnormal accumulation of non-inflammatory fluid in abdominal space. Hypoxia is the most important cause of pulmonary hyper blood pressure in broiler poultry. The aim of this study is a comparative survey of ascites syndrome incidence rate in Ross, Arbor-Acrese and Cobb strains of broiler chickens. For this purpose, 150 broiler male chicks of Ross, Cobb, and Ar...

in this study, 480 on-day-old arbor acres broiler chicks were used in a 2*3 factorial arrangment with 2 levels of hull-less barley (0.30%)and 3 levels of enzyme (0.300 and 600g/ton), to investigate the effect of diets containing high soluble non-starch polysaccharides (nsps) concentrations on morphological characteristics of small intestine and performance of broilers. increasing in concentrati...

selenium is an essential trace mineral and has a profound impact on immune function, health and productive performance. an experiment was conducted to evaluate the effects of dietary selenium in different levels on performance and humoral immunity in broiler chicks. male broiler chicks (arbor acres, 1-d old, n= 225) were randomly assigned to 3 treatment groups of 5 replicates each including 15 ...

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...

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...

this experiment was carried out to investigate the effects of in yolk-sac administration of olive oil (0 and 0.7 ml) on productive performance and breast development of broiler chickens exposed to post-hatch fasting stress (0, 12, 24, 36 and 48 hours). a total number of 800, 1-day-old broiler chicks in a completely randomized block design with 10 treatments and 4 replicates were used. live body...

The effect of light regime and feeding system on broiler performance, carcass traits, serum hormones and metabolic profiles was studied using eight hundred and ten one-day-old broiler chicks from Arbor Acres strain. Broilers were distributed randomly in 3 by 3 factorial arrangement. Three light regimes, (continuous light (23L: 1D), constant light (15L: 9D) and intermittent light (4L: 8D)) were ...