نتایج جستجو برای: commercial poultry pens

تعداد نتایج: 158962  

2009
M. A. Sajid I. A. Khan

The present study was carried out to determine the incidence of Aspergillus fumigatus in commercial poultry flocks. Aspergillus fumigatus was isolated from the lungs and air sacs of affected birds. Sixty four suspected cases of fungal infection were used in the study. Thirty one cases were found positive for Aspergillus fumigatus by culturing. Gross lesions were observed in lungs, trachea and t...

2013
A. M. Fouad J. H. Yao

As a result of impressive progress that made in economic traits such as body weight gain, feed efficiency and breast yield to meet the demands of consumers, nowadays, poultry became more susceptible to obesity, stressors and less ability to resist the common diseases in commercial farms. L-Arginine (L-Arg) supplementation in poultry diets improves egg production, egg weight, modulates lipid met...

Journal: :Journal of the American Association of Instructors and Investigators of Poultry Husbandry 1921

Journal: :Science letters 2021

The poultry industry is one of the most efficient and flourishing sectors agriculture that not only provides cheaper protein (eggs, meat) but also contributes heavily to country's economy. There are several challenges faced by worldwide. Among all these challenges, disease management has been a major problem. Infectious bronchitis viruses (IBVs) RNA-based having high recombination mutation rate...

2018
Ioanna P. Chatziprodromidou Malamatenia Arvanitidou Javier Guitian Thomas Apostolou George Vantarakis Apostolos Vantarakis

BACKGROUND We conducted a systematic review to investigate avian influenza outbreaks and to explore their distribution, upon avian influenza subtype, country, avian species and other relating details as no comprehensive epidemiological analysis of global avian influenza outbreaks from 2010 to 2016 exists. METHODS Data was collated from four databases (Scopus, Web of Science Core Correlation, ...

Journal: :Poultry science 2008
M Yegani D R Korver

The gastrointestinal (GI) tract has the most extensive exposed surface in the body and is constantly exposed to a wide variety of potentially harmful substances. The GI tract acts as a selective barrier between the tissues of the bird and its luminal environment. This barrier is composed of physical, chemical, immunological, and microbiological components. A wide range of factors associated wit...

2017
R. Radhika

A study has been directed towards a better understanding how the Aseel, Kadaknath and White Leghorn immune system responds to multi-determinant antigen, sheep red blood cells. In contemporary commercial poultry production myriad of Viral and bacterial diseases being lingering menace to poultry industry and retort to prevent and control them are needed due to enormous production losses. Our rese...

Journal: :Poultry science 2013
E L Wils-Plotz R N Dilger

Characterization of intestinal health in poultry has become imperative as specialized ingredients become more common in poultry diets. We tested whether purified fiber affects dietary Thr requirements and intestinal morphology of young chicks. In experiment 1, three diets containing 7% added silica sand (control), cellulose, or high-methoxy pectin were used. Six replicate pens of 6 chicks recei...

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