an experiment was conducted to evaluate the effect of non-starch polysaccharides of barley supplemented with multi-enzyme on growth performance and physiological characteristics of broilers. a total number of 375 one day old ross-308 broiler chickens were allocated randomly to 3 treatments with 5 replicates at 2 rearing period (including 1 to 21 and 22 to 42 days of age) using a crd statistical...

objective: persian leek is one of the most widely used herbal foods among iranians. in this study, effects of oral administration of persian leek on plasma and liver lipids were examined in hamster. materials and methods: male syrian hamsters were randomly divided into three groups: control (standard diet), high fat control (high-fat/high-cholesterol diet), persian leek (high-fat/high-cholester...

this study was conducted to evaluate the effects of inclusion of monensin alone or in combination with methafix (a commercial product containing malate and fumarate) in the diets of lactating dairy cows on ruminal parameters and serum metabolites. four multiparous holstein lactating dairy cows (657± 12 kg of live weight; 133 ± 41days in milk) were assigned to one of the four dietary treatments....

an experiment was conducted on 400 broilers to evaluate the effects of dietary supplementation ofantibiotic and probiotic on performance of birds under heat stress condition. the first group of chickens, thecontrol group, received a diet without any antibiotic and probiotic. the second group received diet with0.02% virginiamycin antibiotic; the two other groups were fed diets with 0.05% and 0.1...

a research was carried out so as to determine the effect of iranian green tea (igt) powder in diet on blood metabolites and carcass traits of broiler chickens. therefore, considered four treatments consisting (basic diet + igt 5g/kg feed, basic diet + igt 10g/kg feed, basic diet + igt 15g/kg feed and one control diet without additive), and three replicates (15 chicks per repeat). this study las...

BACKGROUNDS:There are some evidences that cholesterol can affect fish reproductive system. OBJECTIVES: In this study the effect of high diet cholesterol on fish sex hormones and gonads weight was investigated. METHODS: A randomized experiment was conducted on 90 immature common carp. The fishes were divided into three groups with three replicates each (control, 0.5% cholesterol diet, and 1% cho...