The Variability of Quality Traits of Table Eggs and Eggshell Mineral Composition Depending on Hens’ Breed and Eggshell Color [PDF]
Animals, 2021 The aim of the study was to evaluate the relationship between the eggshell color parameters and its mineral composition as well as the internal quality of eggs derived from various breeds of hens, varied by eggshell color: seledine from Araucana, brown ...
Kamil Drabik +5 more
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Eggshell translucency: its relationship with specific gravity and eggshell color and its influence on broiler egg weight loss, hatchability, and embryonic mortalities [PDF]
Poultry Science: Eggshell quality is among the most important factors affecting hatchability in broiler breeders, and therefore several methods for its assessment are available in the poultry industry. Among them, eggshell translucency has received special attention in
Felipe Lino Kroetz Neto +6 more
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Research Note: Improvement of eggshell strength and intensity of brown eggshell color by dietary magnesium and δ-aminolevulinic acid supplementation in laying hens [PDF]
Poultry Science, 2022 : The objective of the current experiment was to investigate the effect of dietary magnesium (Mg) and δ-aminolevulinic acid (ALA) supplementation on productive performance and egg quality in laying hens.
Jong Hyuk Kim +3 more
doaj +6 more sources
Genomic insights into shank and eggshell color in Italian local chickens [PDF]
Poultry Science: Eggshell and shank color in poultry is an intriguing topic of research due to the roles in selection, breed recognition, and environmental adaptation.
Francesco Perini +4 more
doaj +7 more sources
Genetics and breeding of a black-bone and blue eggshell chicken line. 3. Visual eggshell color and colorimeter parameters in 3 consecutive generations [PDF]
Poultry Science, 2023 : The BG line, originated by crossing 2 Chinese indigenous breeds, Dongxiang blue eggshell and Jiangshan black-bone, has been bred for black carcass and blue-greenish eggs.
Huanhuan Wang +7 more
doaj +6 more sources
Transcriptome-based analysis reveals relationship between duck eggshell color and eggshell strength [PDF]
BMC GenomicsBackground The strength of duck eggshells is essential for their storage, transportation, and processing, with various studies indicating a correlation between eggshell color and strength.
Longxin Wang +6 more
doaj +5 more sources
Genetic evaluation of eggshell color based on additive and dominance models in laying hens [PDF]
Asian-Australasian Journal of Animal Sciences, 2020 Objective Eggshells with a uniform color and intensity are important for egg production because many consumers assess the quality of an egg according to the shell color.
Jun Guo +6 more
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Transcriptomic analysis of the liver in aged laying hens with different intensity of brown eggshell color [PDF]
Animal Bioscience, 2021 Objective Eggshell color is an important indicator of egg quality for consumers, especially for brown eggs. Various factors related to laying hens and their environment affect brown eggshell coloration.
Gi Ppeum Han +3 more
doaj +3 more sources
Poultry Science, 2022 : Eggshell color is the most intuitive external feature that affects consumer acceptance. Different eggshell colors are mainly determined by protoporphyrin IX and biliverdin content. The selection of eggshell color by the human eye with an eggshell color
Lingsen Zeng +4 more
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On the heritability of blue-green eggshell coloration [PDF]
Journal of Evolutionary Biology, 2010 Avian blue-green eggshell coloration has been proposed as a female signal of genetic or phenotypic quality to males. However, little is known about the relative importance of additive genetic and environmental effects as sources of eggshell
Kim, S.Y. +6 more
core +5 more sources