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Effect of γ-Aminobutyric Acid-producing Lactobacillus Strain on Laying Performance, Egg Quality and Serum Enzyme Activity in Hy-Line Brown Hens under Heat Stress
γ-Aminobutyric Acid Lactobacillus Heat Stress Laying Performance Egg Quality
2016/5/18
Heat-stress remains a costly issue for animal production, especially for poultry as they lack sweat glands, and alleviating heat-stress is necessary for ensuring animal production in hot environment. ...
Effect of Olive Leaf (Olea europaea) Powder on Laying Hens Performance, Egg Quality and Egg Yolk Cholesterol Levels
Egg Quality Laying Hens Oleuropein Olive Leaf Powder Yolk Cholesterol
2016/5/18
This experiment was conducted to measure the effects of olive leaf powder on performance, egg yield, egg quality and yolk cholesterol level of laying hens. A total of 120 Lohmann Brown laying hens of ...
Comparison of Aviary, Barn and Conventional Cage Raising of Chickens on Laying Performance and Egg Quality
Aviary System Poultry Housing Productive Performance Egg Traits
2016/5/17
This study intended to compare the productive performance of three different layer raising systems; conventional cage (CC), barn (BR) and aviary (AV). The AV is welfare bestowed housing that allows fr...
Effect of Dietary L-ascorbic Acid (L-AA) on Production Performance, Egg Quality Traits and Fertility in Japanese Quail (Coturnix japonica) at Low Ambient Temperature
Cold Stress Egg Quality Fertility Japanese Quail)
2016/5/10
Environmental stress boosts the levels of stress hormones and accelerates energy expenditure which subsequently imbalance the body’s homeostasis. L-ascorbic acid (L-AA) has been recognized to mitigate...
Characteristics of Seven Japanese Native Chicken Breeds Based on Egg White Protein Polymorphisms
Egg White Protein Polymorphism Heterozygosity Japanese Native Chicken
2016/5/5
In this study, to examine genetic variability within a breed and genetic relationships between populations/breeds, we genotyped 606 birds from seven Japanese native chicken breeds at seven polymorphic...
The purpose of study was to assess the effect of bird genome on egg albumen quality. Egg albumen harvested from seven local strains of laying hens: S-55, K-44, K-66, A-88, A-22, M-55 and V-44 were tak...
Effects of Forced Molting on the IgY Concentration in Egg Yolk of Chickens
immunoglobulin yolk forced molting chicken
2009/8/3
Immunoglobulin Y (IgY) is transferred passively from maternal circulation to the yolk. The aim of this study was to determine whether the concentration of yolk IgY is affected by forced molting in h...
Developmental Stability of Broiler Embryos in Relation to Length of Egg Storage Prior to Incubation
chickens embryonic development leg bones relative asymmetry stress
2009/7/31
The effects of storage of eggs for 0, 2, 8, 14, or 18 days prior to incubation, as measured by growth and developmental homeostasis of bilateral traits, were studied in broiler embryos. Data were obta...
Factors Affecting Egg Internal Quality and Egg Shell Quality in Laying Hens
laying hens egg shell quality egg internal quality albumen Haugh Units
2009/7/31
Egg shell quality and egg internal quality are of major importance to the egg industry worldwide. This review covers the formation of the hen’s egg and ways of measuring egg shell quality and egg inte...
Biologically Active Hen Egg Components in Human Health and Disease
Hen eggs bio-active components nutraceuticals health and disease functional foods
2009/7/31
It is widely recognized that eggs are more than a source of dietary nutrients, and extensive studies identifying and characterizing the biologically active components of eggs have been carried out. N...
Effects of Egg Storage Position and Injection of Solutions in Stored Eggs on Hatchability in Chickens (Gallus domesticus)
egg storage egg position hatchability embryonic mortality
2009/7/31
These experiments were conducted to investigate the effects of egg storage position and injection of solutions into stored eggs on hatchability in chickens. In experiment 1, a total of 689 eggs were r...
Correlation between Microsatellite Loci and Onset of Lay and Egg Quality Traits in Chinese Silkies,Gallus gallus
correlation egg quality traits microsatellite loci onset of lay traits polymorphism
2009/7/30
This study investigated the correlation between microsatellite DNA polymorphic loci and egg laying traits in Chinese Silkies (Gallus gallus) to find possible candidate loci for marker-assisted select...
Effects of Organic Iron Supplementation on the Performance and Iron Content in the Egg Yolk of Laying Hens
egg shell color iron content of egg-yolk iron-methionine chelate iron-soy proteinate
2009/7/29
An experiment was conducted to determine the efficacy of dietary iron-soy proteinate (Fe-SP) and iron-methionine chelate (Fe-Met) on the performance of laying hens and iron content in egg yolk. Eigh...
Isolation and Identification of Non-coliform Gram-negative Bacteria in Hatching Eggs to Evaluate the Effect of Egg Fumigation by Formaldehyde
formaldehyde hatching eggs isolation non-coliform bacteria
2009/7/29
Non-coliform gram-negative bacteria like Salmonella, pseudomonas and proteus are the causes of yolk sac infection. In this study, we evaluated the effect of formaldehyde on the reduction rate of egg s...
Effect of Dietary Energy on Performance,Egg Component,Egg Solids,and Egg Quality in Bovans White and Dekalb White Hens During Phase 2
egg composition energy feed conversion feed intake strains
2009/7/29
A 4×2 factorial experiment of four dietary energy levels (2,776, 2,820, 2,864 and 2,908kcal/kg) and two strains (Bovans White and Dekalb White) was conducted to determine the influence of dietary ener...