نتایج جستجو برای: broiler chickens rearing farms

تعداد نتایج: 65262  

Journal: :iranian journal of veterinary science and technology 0
sara mehdizadeh hamid reza kazerani abdollah jamshidi

the use of chloramphenicol is prohibited in food producing animals due to its harmful and even potentially fatal side effects in human. in order to screen broiler carcasses for the drug residues, 31 broiler chickens from different farms were sampled. the samples from kidneys were homogenized, extracted using ethyl acetate and dried under n2 flow. the samples were then assayed using enzyme-linke...

Journal: :Turkish journal of veterinary research 2021

Objective: Indiscriminate use of antibiotics in poultry farms increases the chance antibiotic-resistant and ESBL producing bacteria Bangladesh. Therefore, study was undertaken to detect extended-spectrum β-lactamase (ESBL) Escherichia coli (E. coli) chickens. 
 Materials methods: A total 60 cloacal swab samples (20 from commercial layer, 20 broiler, Sonali chickens) were collected Rajshahi...

2013
Khalda A. Khalifa Egbal Sidahmed Abdelrahim Magdi Badwi Amal M. Mohamed

The current study described the isolation and molecular detection of Mycoplasma gallisepticum (Mg) and Mycoplasma synoviae from tracheal swabs of diseased birds showing signs of respiratory distress in selected commercial (layer and broiler) farms and from yolk and an open air of pens of vaccinated breeder flocks in Sudan. A number of 45 Mycoplasma isolates were recovered from chickens in Khart...

2008
Nadya Alexandrova

The changes in broiler behaviour are reliable indicators of their health status. The aim of the present study was to follow the behavioural changes of broiler chickens after induction and treatment of muscular dystrophy. The study was performed on 20 broiler chickens, reared under comfortable microclimatic conditions. The birds were divided into two groups: group I (control group) and group II ...

2013

The present study aimed at evaluating the effect of the probiotic thepax and yogurt (as probiotic) on the growth response and intestinal microflora results of broiler chickens. Two hundred forty day-old Ross 308 broilers were equally distributed into 12 floor pens and reared for 42 day. The treatments consisted of yogurt (10, 5 and 2.5% during starter, grower and finisher periods in the drinkin...

ابراهیم نژاد, یحیی , پیروز, کیوان,

This experiment was conducted to study the effect of levamisole at different rearing ages on performance, some internal organ weights, white blood cells and phagocytic activity in Cobb 500 strain male broilers. The experiment was a completely randomized design, with 300 male broiler chickens in four treatments with five replicates and 15 chicks in each group. The experimental groups consisted o...

Background: Avian rotaviruses are one of the important agents of enteritis in birds and have a worldwide distribution. These viruses have an important role in runting and stunting syndrome in chickens. Objectives: The aim of this study was detection and molecular characterization of avian rotaviruses in broiler farms in Guilan province. Methods: In this study, 100 samples were collected on diff...

2006
M. A. GRASHORN CATIA SERINI

Consumers believe that quality of foods from organic production is superior to foods from conventional production. The objectives of the present study have therefore been to compare the quality of chicken meat from organic and conventional production on the basis of traditional meat quality criteria. The experiment was organized as a field study. Fresh organic broiler carcasses were purchased d...

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