نتایج جستجو برای: broiler chicken

تعداد نتایج: 53988  

2015
T. Roberts J. Wilson A. Guthrie K. Cookson D. Vancraeynest J. Schaeffer R. Moody

© The Authors 2015. Published by Oxford University Press on behalf of Poultry Science Association. This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/), which permits non-commercial re-use, distribution, and reproduction in any medium, provided the original work is properly cited. F...

2013
Adriana Györke Loredana Pop Vasile Cozma

We conducted a survey in broiler farms from Romania to establish prevalence and distribution of Eimeria species using single PCR assay. We found Eimeria spp. in 21 (91%) out of 23 flocks, and in 11 (92%) out of 12 farms. Four species of Eimeria were identified: E. acervulina (21/23; 91%), E. tenella (14/23; 61%), E. maxima (5/23; 22%) and E. praecox (3/23; 13%). Infection with a single species ...

2014
M. Sahraei

Continuous genetic selection and improvement in nutrition have led to a very fast growth rate in modern strains of broiler chickens. Metabolic disorders such as ascits, sudden death syndrome and leg problems are related to a rapid early growth rate in poultry, especially in broilers, and their incidence can be decreased by slowing early growth. The use of management tools to reduce metabolic di...

Journal: :تحقیقات دامپزشکی 0
غلامرضا نیکبخت بروجنی ندا برجسته

abstract: the extreme polymorphism in mhc b-f genes enables the chickens to recognize enormous numbers of foreign peptides to trigger an immune reaction. study of this genetic resources is very important and it is essential to avoid the loss of genetic variability. genetic polymorphism among arian strain, a endogenous broiler chickens in iran, was investigated. in this study pcr-sscp was carrie...

Journal: :Italian Journal of Animal Science 2021

This study was aimed to evaluate the effects of substitution oregano essential oil (OEO) for antibiotics in plateau-broiler diet. Partridge Shank chicken is a broiler breed which has str...

Journal: :Poultry science 2014
Soo-Won Choi Jong-Su Ha Byoung-Yoon Kim Dong-Hun Lee Jae-Keun Park Ha-Na Youn Young-Ho Hong Sang-Bae Lee Joong-Bok Lee Seung-Yong Park In-Soo Choi Chang-Seon Song

The purpose of this study was to investigate the distribution of Salmonella species in an integrated broiler supply chain in Korea. A total of 1,214 samples from various steps of an integrated broiler production company including broiler breeder farms, broiler farms, broiler trucks, slaughterhouse, and retail chicken meats were collected and investigated. Salmonella was detected in 195 of the s...

Journal: :Journal of occupational and environmental hygiene 2017
S Williams Ischer M B Farnell G T Tabler M Moreira P T O'Shaughnessy M W Nonnenmann

Workers are exposed to dust in broiler chicken production during daily work activities. Poultry dust may contain inflammatory agents (e.g., endotoxin) and inhalation exposure has been associated with pulmonary symptoms. Current practice to reduce worker exposure to poultry dust is the use of respiratory protection (e.g., elastomeric face-piece respirator with a P100 and ammonia chemical cartrid...

2012
M. Sahraei

The feed restriction program is on of the main techniques in growth curve manipulation for increasing production efficiency in broiler chicken. Quantities and qualitative feed restriction are procedures that can be used to manipulate the feeding strategies of poultry in order to decrease growth and metabolic rate to some extent and so alleviate the incidence of some metabolic diseases such as a...

2014
Y. K. Choo H. J. Kwon S. T. Oh J. S. Um B. G. Kim C. W. Kang S. K. Lee B. K. An

This study was conducted to compare growth performance, carcass characteristics and meat quality of 4 breeds of local chicken. A total of 480 1-d-old chicks were distributed to 16 pens, with 4 treatments of breed, 4 replicates and 30 chicks per pen. Three Korean local breeds of white-mini broiler, Hanhyup-3-ho, and Woorimatdag, and a breed of silky fowl were raised under identical rearing and f...

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