搜索结果: 1-15 共查到“兽医学 chickens”相关记录40条 . 查询时间(0.071 秒)
Effect of supplementation of yeast with bacteriocin and Lactobacillus culture on growth performance, cecal fermentation, microbiota composition, and blood characteristics in broiler chickens
Broiler Growth Performance Bacteriocin Lactic Acid Bacteria Cecal Fermentation
2017/3/8
The aim of the present study was to investigate the effect of yeast with bacteriocin and Lactobacillus cultures (mixture of Lactobacillus agilis BCRC 10436 and Lactobacillus reuteri BCRC 17476) supple...
Effects of the plant extract YGF251 on growth performance, meat quality, relative organ weight, nutrient digestibility and blood profiles in broiler chickens: possible role of insulin-like growth factor 1
broiler chickens blood profile growth performance meat quality plant extract
2015/4/17
This study was aimed at evaluating the effects of different concentrations of the dietary plant extract supplement YGF251 (young growth factor) on growth performance, blood profiles, relative organ we...
Effects of summer shield supplementation on growth performance, nutrient utilisation, and plasma lipid profiles in broiler chickens
summer shield antibiotics broilers nutrient utilisation growth performance plasma lipid profiles
2015/4/17
This study was conducted to evaluate the effects of herb mixture (summer shield) supplementation on growth performance, nutrient utilisation, and plasma lipid profiles in broiler chickens. Thirty-six ...
Morphological pattern of the livers of different lines of broiler chickens during rearing
broiler chicken Cobb Ross Hubbard liver pathomorphology
2015/4/17
The aim of this study was to analyse the microscopic and ultrastructural lesions of the livers of broiler chickens during fattening. Three genetic lines of broiler chickens (Ross 308, Cobb 500, Hubbar...
Molecular detection of antimicrobial resistance genes in E. coli isolated from slaughtered commercial chickens in Iran
Escherichia coli chicken meat antibiotic-resistance genes PCR Iran
2015/4/16
This study was carried out to detect the distribution of antibiotic-resistant genes in Escherichia coli isolates from slaughtered commercial chickens in Iran by PCR. The investigated genes included aa...
Histological and histochemical studies on the Harderian gland in native chickens
Harderian gland histochemical histological native chicken
2015/4/16
The objective of this investigation was to study the histological and histochemical structure of the Harderian gland in native chickens. Samples were obtained from 10 male and 10 female adult healthy ...
Seroprevalence of avian metapneumovirus infection in broiler and broiler breeder chickens in Iran
avian metapneumovirus seroprevalence avian pneumovirus
2015/4/15
Avian metapneumovirus causes an acute highly contagious upper respiratory tract infection primarily of turkeys and chickens. The disease can cause significant economic losses in turkey and chicken flo...
Effect of age upon retention of mercury in chickens with a different growth rate
poultry deposition of mercury allometry of growth
2015/3/13
Retention of total mercury was examined in groups of 95 slowly-growing laying type chickens and 52 fast-growing broiler hybrids in 47 subsequent balance periods from 1 to 100 days of age. Chickens wer...
The use of amaranth (genus AmaranthusL.) in the diets for broiler chickens
animal protein amino acids fatty acids performance carcass characteristics meat quality
2015/3/5
The objective of our study was to test amaranth grain or dried biomass in the diet for broiler chickens as a resource of protein replacing animal protein. Further, the effect of amaranth on broiler pe...
Effects of in ovo injection of conjugated linoleic acid on immune status and blood biochemical factors of broiler chickens
in ovo feeding immune response performance serum fat parameters
2014/10/24
This experiment evaluated the effects of an in ovo injection of conjugated linoleic acid (CLA) on immune status and blood metabolites of broiler chicks at 21 and 42 days of age. One hundred and sixty ...
Immune Response of Broiler Chickens Fed Diets Supplemented with Different Level of Chromium Methionine under Heat Stress Conditions
Broiler Chromium Methionine Immune Response Heat Stress
2016/5/9
The objectives of this study were to investigate the immune responses of broiler chickens fed diets supplemented with different level of chromium methionine (CrMet) in heat stress (HS) condition. Two ...
Genetic Mapping of the QTL Affecting Abdominal Fat Deposition in Chickens
chicken QTL microsatellite marker abdominal fat
2009/8/3
To identify the quantitative trait loci (QTL) affecting abdominal fat deposition in chickens, we carried out QTL analysis on this trait using a resource population of 222 F2 progeny from a cross betwe...
Effects of Dietary Adenine on Growth,Feed Intake,Purine Excretion and Tissue Purine Concentrations in Young Chickens
dietary adenine adverse effects growth retardation adenine metabolites young chickens
2009/7/31
It was examined whether dietary adenine has adverse effects on growth and feed intake in 2-month-old chickens as reported previously in younger chickens. The male chickens were fed ad libitum on contr...
The Avian Germline and Strategies for the Production of Transgenic Chickens
primordial germ cells transgenic chickens chimeras blastoderm
2009/7/31
Considerable interest exists in the development of transgenic poultry as a means of improving commercial poultry stocks and for applications in the pharmaceutical industry. The development of transgen...
Developmental Genetic Analysis of the Avian Primordial Germ Cells and the Applications for Production of Chimeric Chickens
Germ Cells Chimeric Chickens Avian
2009/7/31
Developmental Genetic Analysis of the Avian Primordial Germ Cells and the Applications for Production of Chimeric Chickens.