effects of different levels of chromium picolinate and oil extract of propolis on growth performance and immune response in broiler chicks under heat stress conditions
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Dietary Inclusion of Thyme Essential Oil Alleviative Effects of Heat Stress on Growth Performance and Immune System of Broiler Chicks
This study was conducted to evaluate the effects of dietary inclusion of thyme essential oil (TEO) on growth performance and immune responses of broiler chicks subjected to heat stress (HS). Broilers were divided into five groups; group 1) chicks fed with basal diet and reared under thermoneutral condition; group 2) chicks fed with basal diet and subjected to HS condition; and groups 3, 4 and 5...
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15 صفحه اولeffect of different levels of protein and probiotic on performance and immune response in broiler chicks under heat stress
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...
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Effects of supplemental chromium picolinate and chromium nanoparticles on performance and antibody titers of infectious bronchitis and avian influenza of broiler chickens under heat stress condition
This experiment was carried out to investigate the effects of different levels chromium picolinate (CrPic) and chromium nanoparticles (nano-Cr) on the performance and immune function of broilers under heat stress condition. A total of 320 Ross 308 broiler chicks (from 21 to 42 days) were assigned randomly into eight treatment groups (four replicates per treatment, and 10 chicks per replicate) a...
متن کاملEffects of Adding Ethanol Extract of Propolis and Cumin Essential Oil to Diet on the Performance, Blood Parameters, Immune Response and Carcass Traits of Broiler Chicks
This study was conducted to determine the effects of adding ethanol extract of propolis (EEP) and cumin essential oil (CEO) to diets of broiler chicks on the performance, blood parameters, immune response and carcass traits. A total of 240 day-old Ross-308 broiler chicks were randomly allocated to four treatments with six replicates and 10 birds in each replicate in a completely randomized desi...
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عنوان ژورنال:
پژوهش های علوم دامیجلد ۲۲، شماره ۴، صفحات ۱۰۵-۱۱۵
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