نتایج جستجو برای: 21 days of age

تعداد نتایج: 21234226  

2012
Leslie P. Kozak Robert A. Koza Rea Anunciado-Koza Tamra Mendoza Susan Newman

Interscapular brown adipose tissue (iBAT) is formed during fetal development and stable for the life span of the mouse. In addition, brown adipocytes also appear in white fat depots (wBAT) between 10 and 21 days of age in mice maintained at a room temperature of 23 °C. However, this expression is transient. By 60 days of age the brown adipocytes have disappeared, but they can re-emerge if the a...

2011
María Fuentes

Materials and methods: Six Control group sows and six treatment (Banana) group sows were used, each with 10 piglets. Treatment consisted of daily topical application of isoamyl acetate (banana scent) on the skin of the sows’ mammary glands during the 21 days of suckling. Preference of the piglets for the banana scent was tested with a V-maze at 4 and 21 days of age. After weaning, pigs were reg...

Journal: Poultry Science Journal 2014
Kalantar M Khoramabadi V Saki AA

This study evaluated the effects of Drinking Thyme Essence (DTE) (Zero, 0.10, 0.15 and 0.20 mL/L) on growth performance, immune response and changing of intestinal bacterial population in broiler chickens. A total number of 500 day old male broiler chicks (Ross 308), were randomly assigned to 4 treatments with 5 replicates and 25 chickens per each, based on a completely randomized design (CRD)....

2017
Blake C Guard Hanna Mila Jörg M Steiner Claire Mariani Jan S Suchodolski Sylvie Chastant-Maillard

Limited information is available describing the development of the neonatal fecal microbiome in dogs. Feces from puppies were collected at 2, 21, 42, and 56 days after birth. Feces were also collected from the puppies' mothers at a single time point within 24 hours after parturition. DNA was extracted from fecal samples and 454-pyrosequencing was used to profile 16S rRNA genes. Species richness...

فریبرز خواجعلی, ,

This study was carried out to evaluate the duration of time of feeding starter and finisher diets on live performance and carcass characteristics of female broilers. Starter diet was fed to 14 or 21 days of age. Finisher diet was fed beginning at 35 or 42 days up to 49 days of age. The results indicated that reduction of duration of feeding starter diet reduced weight gain (P<0.0071) and impair...

Journal: :IOSR Journal of Mechanical and Civil Engineering 2016

Journal: :علوم دامی ایران 0
زهرا زنگنه دانشجوی سابق کارشناسی ارشد تغذیۀ طیور، گروه علوم دامی، پردیس کشاورزی و منابع طبیعی دانشگاه رازی، کرمانشاه، ایران سودابه مرادی استادیار، گروه علوم دامی، پردیس کشاورزی و منابع طبیعی دانشگاه رازی، کرمانشاه، ایران علیرضا عبدالمحمدی استادیار، گروه علوم دامی، پردیس کشاورزی و منابع طبیعی دانشگاه رازی، کرمانشاه، ایران

the purpose of this experiment was to investigate the effect of metabolizable energy (me) levels, feed restriction (fr) intensity and duration in pelleted diet on performance, blood parameters and carcass characteristics in broiler chickens. a total of 480 male ross 308 broilers were used in a 2×2×3 factorial arrangement with 12 treatments and 4 replicates. experimental treatments included: two...

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