Results 21 to 30 of about 7,706 (157)

Polymorphisms in Ion Transport Genes Are Associated with Eggshell Mechanical Property. [PDF]

open access: yesPLoS ONE, 2015
Eggshell mechanical property traits such as eggshell breaking strength (ESS), eggshell thickness (EST) and eggshell weight (ESW) are most common and important indexes to evaluate eggshell quality in poultry industry.
Zhongyi Duan   +7 more
doaj   +1 more source

The partial replacement of sodium chloride with sodium bicarbonate or sodium sulfate in laying hen diets improved laying performance, and eggshell quality and ultrastructure

open access: yesPoultry Science, 2021
: This study investigated the effects of dietary chloride (Cl) reduction on laying performance and eggshell quality by substitution of sodium bicarbonate (NaHCO3) or sodium sulfate (Na2SO4) for part of dietary sodium chloride (NaCl), and further explored
Yu Fu   +5 more
doaj   +1 more source

Myostatin Mutation in Japanese Quail Increased Egg Size but Reduced Eggshell Thickness and Strength

open access: yesAnimals, 2021
Recently developed myostatin (MSTN) mutant quail and chickens demonstrated similar effects of MSTN on muscle and fat developments between avian and mammalian species.
Joonbum Lee   +8 more
doaj   +1 more source

Polymorphism of the SCNN1g Gene and its Association with Eggshell Quality [PDF]

open access: yesPoultry Science Journal, 2017
Eggshell quality is the main trait to assess egg quality. Marker assisted selection can be used to improve this trait. During eggshell formation, a mass of inorganic minerals is deposited. The Sodium Channel (SCNN1) gene family plays an essential role in
Kheirkhah Z   +5 more
doaj   +1 more source

The Effect of Indomethacin on Eggshell Quality

open access: yesPoultry Science, 1991
The objective of the present study was to determine whether indomethacin, an inhibitor of prostaglandin synthesis, could improve shell quality in birds laying a high incidence (greater than 15%) of soft-shelled (SS) and shell-less (SL) eggs and in birds laying exclusively hard-shelled (HS) eggs. Treatments consisted of two injection types, indomethacin
J M, Balog, P Y, Hester
openaire   +2 more sources

The Effects of Egg Shape Index on Egg Quality Traits of Guinea Fowl (Numida meleagris)

open access: yesTurkish Journal of Agriculture: Food Science and Technology, 2016
The aim of this study was to investigated the effects of the egg shape index on egg quality characteristics in Guinea fowl. For this, the eggs were classified in terms of egg shape index, as ≤ 75, < 76 -77 > and ≥ 78. A total of 100 Guinea fowl eggs were
Sezai Alkan   +3 more
doaj   +1 more source

Extracellular Matrix Molecules of the Eggshell as Related to Eggshell Quality [PDF]

open access: yes, 1997
The extracellular matrix of the mineralizing eggshell contains molecules hypothesized to be regulators biomineralization. To study eggshell matrix molecules, a bank of monoclonal antibodies was generated that bound demineralized eggshell matrix or localized to oviduct epithelium.
Mark Pines   +4 more
openaire   +1 more source

Investigating the Effects of Using of Biochar as a Replacement for Minerals Premix in Layers Diet on Physical and Mechanical Properties of Their Egg Shells [PDF]

open access: yesBiomechanism and Bioenergy Research, 2022
Biochar is a mineral compound with a low cost of production. This compound can also be used as a fertilizer in agriculture to help plants grow faster and is a main source of bioenergy for heating and cooking. The goal of this study was to investigate how
Fatemeh Ahmadi   +3 more
doaj   +1 more source

The Effect of Eggshell Quality on Hatchability of Pure Chicken Breeds

open access: yesScientific Papers Animal Science and Biotechnologies, 2023
Hatchability is affected by a variety of factors. Eggshell quality plays very important role among these factors. In this work we analysed eggshell quality, hatchability and embryonic mortality of pure chicken breeds New Hampshire, Oravka, Plymouth Rock,
Cyril Hrnčár   +2 more
doaj  

The effect of breed and age on the gloss of chicken eggshells

open access: yesPoultry Science, 2020
The monitoring of eggshell quality is important mainly in terms of production economy. Eggshell appearance is one of the most characteristics, influencing the purchasing behavior of consumers.
Quanlin Li   +7 more
doaj   +1 more source

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