نتایج جستجو برای: feed intake and feed conversion ratio were assessed at 21

تعداد نتایج: 17246622  

Journal: :iranian journal of applied animal science 2013
j.m. saeid a.b. mohamed m.a. al- baddy

this study was conducted to investigate the effects of garlic powder (gp) black seed (bs) and plant premix (gp and bs) in the diet on broiler growth performance and intestinal morphology. included 480 hubbard broiler chicks(day-old). there were 4 treatment groups each consisting of 3 replicates. the four dietary treatments consisted of a control (basal diet), basal diet +0.5% gp, basal diet +0....

Journal: :journal of herbal drugs (an international journal on medicinal herbs) 2014
omid fani makki mahmod ghazaghi hossein ansari nik

background & aim: medicinal plants is very potential to be used as a supplementary feed as well as feed additive in broilers.this experiment was conducted to investigate the effects of milk thistle (mt) and thyme seeds (ts) on the performance in broilers. experimental: in this study, 160 one-day-old (ross 308) male broiler chicks were divided randomly into four major groups with 4 replicate...

Journal: :دامپزشکی 0
حمید حسینی فهرجی دانشجوی کارشناسی ارشد گرایش فیزیولوژی گروه علوم دامی دانشگاه ارومیه رامین نجفی عضو هیئت علمی گروه علوم دامی دانشگاه ارومیه

the aim of this study was to evaluate the effects of three lighting programs on immune system and performance of broiler chickens. a total of 288 seven day-old male broiler chicks (ross-308) were randomly distributed between three treatments. each group was housed in the separated room with eight pen and 12-birds per pen. the management conditions were similar for all treatments throughout the ...

2015

The poultry market has changed due to a higher consumer interest on products with differentiated organoleptic characteristics, making of free-range broiler production a promising activity. This experiment was conducted to determine the digestible lysine requirements of Redbro Cou Nu male and female chickens during the starter phase (one to 21 days of age). Six hundred and thirty Redbro Cou Nu b...

Journal: :علوم دامی ایران 0
مجتبی زاغری ساره بوربور منصور رضائی اسدالله تیموری یانسری محمد ریاحی

an experiment was conducted using 640 day-old sexed commercial broiler chicks (ross 308 strain) from 10 to 49 days of age. the experimental design was a completely randomized factorial one. the experimental units (pens) contained 20 chicks each and were allotted at random to 4 dietary treatments × two sexes with 4 replicates per treatment. four dietary treatments were formulated based on corn a...

F. Samadi, M. Khorramshahi

This study was conducted to investigate the effects of artichoke powder on performance and immune function of Japanese quails poisoned with carbon tetrachloride (CCl4). One hundred meat type (1-d-old) quails were assigned randomly to 4 treatment groups (n=25). Treatment groups included with the study were: 1) control group (without artichoke supplementation or CCl4 administration, 2) group with...

Journal: Poultry Science Journal 2015
Fathi M Haydari M Tanha T

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 ...

Journal: Poultry Science Journal 2015
Abdullahpour R Rezaeipour V Sadeghi AR Valizadeh A

The objective of this study was to investigate the effects of three levels of threonine (100, 95 and 90% of NRC requirements) with or without of multi strains probiotic (Primalac) on performance, carcass characteristics and blood metabolites of Japanese quails. A total of 180 one-day-old male Japanese quails were randomly allocated to six treatments with three replicates and 10 birds per each. ...

Journal: :دامپزشکی 0
شعبان رحیمی استاد گروه علوم طیور، دانشکده کشاورزی، دانشگاه تربیت مدرس، تهران دانیال فرهادی داش آموخته کارشناسی ارشد گروه علوم طیور، دانشکده کشاورزی، دانشگاه تربیت مدرس، تهران احمد رضا ولیپوری داش آموخته کارشناسی ارشد گروه علوم طیور، دانشکده کشاورزی، دانشگاه تربیت مدرس، تهران

this study was carried out to evaluate the impacts of organic (sel-plex® selenium yeast) and inorganic (sodium selenite) selenium and vitamin e (d1-α-tocopheryl acetate) on performance and carcass characteristics in broiler chickens. the effect of two types of house temperature and six treatments of feed additives were investigated in a 2×6 factorial experiment at 56 days period with 960 commer...

J. Jalali Sendi L. Gholamrezaie Sani M. Mohammadi, M. Roostaie Ali Mehr S. A. Abolghasemi

The effects of methanolic extract and leaf powder of Artemisia annua were studied on performance, cellular and humoral immunity in 240 Cobb broiler chicks in a completely randomized design. Control group did not receive any treatment. The chicks in the second and third groups were fed with feed which contained 2000 and 4000 ppm plant extract in diet and in the groups 4, 5 and 6 chicks received ...

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