Effect of dietary mannan oligosaccharide on broiler breeder production traits and immunity
نویسندگان
چکیده
منابع مشابه
The effect of dietary n-6:n-3 ratio and sex on broiler breeder immunity.
A study was conducted with male and female adult broiler breeders to determine the effect of feeding a fish oil supplement on selected immune activities. The fish oil was added to the diet such that the n-6:n-3 ratios could meet certain levels. Four hundred Ross 308 broiler breeder hens and 48 Ross 308 broiler breeder roosters at 30 wk of age were randomly assigned to diets containing 3.5% fat ...
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متن کاملEffect of climatic variables on production and reproduction traits of colored broiler breeder poultry
AIM The present study was conducted to investigate the important climatic variables affecting production and reproduction in a broiler breeder flock. MATERIALS AND METHODS The experiment was conducted for a period of 1 year on colored synthetic female line male and female poultry birds. 630 female progeny and 194 male progenies from 69 sires and 552 dams produced in four consecutive hatches a...
متن کاملEffects of dietary supplementation of mannan-oligosaccharide on virus shedding in avian influenza (H9N2) challenged broilers
Avian influenza (AI) is a highly contagious disease causing significant economic losses worldwide. The aim of this study is to evaluate the effect of mannan-oligosaccharide (MOS) on tracheal and cloacal virus shedding in AI challenged broilers and contamination of environment with H9N2. A total of 300 1-day-old-broiler chicks were randomly divided into 3 groups (A, B and C) and supplemented 0.2...
متن کاملthe effect of nanocopper and mannan oligosaccharide supplementation on nutrient digestibility and performance in broiler chickens
background: following the ban on the use of growth stimulant antibiotics in many countries, interest has arisen in finding a suitable alternative for antibiotics in poultry production. objectives: the aim of this study was to investigate the effect of supplementation of two levels of nano-copper (0 and 100 mg/kg) and two levels of mannan oligosaccharide (0 or 1 g/kg) as natural growth stimulan...
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ژورنال
عنوان ژورنال: Poultry Science
سال: 2003
ISSN: 0032-5791
DOI: 10.1093/ps/82.8.1319