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Effects of a low-phosphorus diet and exogenous phytase on performance,egg quality,and bacterial colonisation and digestibility of minerals in the digestive tract of laying hens
layers eggshell microbial 3-phytase ileum caecum Lactobacillus spp
2015/12/17
The objective of the experiment was to determine the effects of different levels of phytase (0, 150, 250, and 350 phytase units (FTU)/kg; F) produced by Aspergillus niger in the diets of hens fed decr...
Effect of light colour on egg production and egg contamination
monochromatic lights production performance microbial contamination laying hens
2015/12/17
The objective of this study was to compare the performance of laying hens, quality of air in poultry house, and microbial contamination of eggshell in laying hens kept under blue, green, red, and yell...
Egg surface decontamination with bronopol increases larval survival of Nile tilapia,Oreochromis niloticus
bacteria desinfectant egg disinfection tilapia egg
2015/10/29
Intensive tilapia egg incubation techniques create favourable conditions for microbial proliferation which often leads to massive mortalities of fish larvae. The effects of Nile tilapia (Oreochromis n...
Retention of carotenoids in egg yolks of laying hens supplemented with heterotrophic Chlorella
lutein zeaxanthin enriched eggs Chlorella algae layers
2015/6/24
The present study investigated the effect of 1 and 2% feed supplementation with biomass of Chlorella grown through heterotrophic fermentation on the concentration of total and individual carotenoids i...
Interaction between housing system and genotype in relation to internal and external egg quality parameters
laying hen conventional cage enriched cage litter genotype egg physical measurements pore density
2015/6/9
The effect of three housing systems (conventional cages, enriched cages and litter) on egg quality parameters was evaluated in two experiments with four brown laying strains ISA Brown, Hisex Brown, Bo...
Egg production, egg quality, and lipid peroxidation status in laying hens maintained at a low ambient temperature (6°C) and fed a vitamin C and vitamin E-supplemented diet
cold stress vitamin C vitamin E
2015/1/28
This experiment was conducted to evaluate the effects of vitamin C (L-ascorbic acid) and vitamin E (α-tocopherol acetate) on egg production, egg quality, lipid peroxidation status (measured as MDA), a...
Effect of a single dose of iodized fatty acid ester Lipiodol?Ultra-Fluid on egg iodine concentrations and egg production
iodized oil potassium iodide egg yolk iodine concentration
2015/1/27
The aim of the study was to test whether a single intramuscular or oral application of iodized fatty acid esters (IFAE), without any iodine supplements in the rations, would increase for a long time i...
Changes in Thickness and Weight of Shell Portion of Egg and in Weight and Size of Whole Egg during the Stay in the Uterine Part of the Oviduct (Shell Gland) in the Guineafowl:Comparison with White Leghorn Hens
guineafowl shell gland eggshell formation egg size
2009/7/31
The thickness and weight of the shell portion (shell with shell membrane) of eggs at various times during the stay in the uterus and at oviposition were found to be greater in the guineafowl than thos...
Concentration of Orally Administered Nonylphenol in Blood,Liver and Egg Yolk of Maternal Japanese Quail (Coturnix japonica)
nonylphenol oral administration blood egg yolk Japanese quail
2009/7/31
To examine the appearance of ingested nonylphenol in the blood, liver and egg yolk of maternal Japanese quail (Coturnix japonica), 1 or 2mg of nonlyphenol in corn oil was orally administred once a da...
Changes in the Type I Collagen mRNA Expression in the Isthmus During the Passage of Egg Through the Oviduct in Japanese Quail
eggshell membrane type I collagen mRNA isthmus oviduct Japanese quail
2009/7/31
Type I collagen is one of the major components contained in the eggshell membrane. The aim of this study was to determine whether the expression of type I collagen mRNA is changed during the passage o...
Dioxin Concentrations in Body Tissues and Egg of Female Chicken
accumulation body tissues chicken dioxins egg
2009/7/31
To investigate the transfer and accumulation of ingested dioxins, the concentra-tions of polychlorinated dibenzo-p-dioxins (PCDDs), polychlorinated dibenzofurans (PCDFs), and coplanar-polychlorinated ...
Effect of Cassava（Manihot esculenta）Foliage Supplementation to Calves on the Viability and Egg Count of Haemonchus contortus Nematodes
calves Manihot esculenta foliage Haemonchus contortus eggs
2009/1/20
Thirty early-weaned 5±3 month-old calves with an average body weight of 96±23 kg were used; 24 were artificially infested with 90 larvae (L3), of H. contortus per kilogram body weight. Calves grazed ...
Dietary Inclusion of Enzyme Phytase in Egg Layer Diet on Retention of Nutrients, Serum Biochemical Characters and Phosphorus Excretion
Phytase nutrients retention serum biochemical phosphorus excretion
2010/11/11
A study was carried out to find out the effect of enzyme phytase (One gram contained 2410
IU of phytase activity) supplemented at 300, 600, 900 and 1200 IU/kg in layer chicken diets containing availa...