Results 1 to 10 of about 157,700 (282)

Utilizing Optical Coherence Tomography in the Nondestructive and Noncontact Measurement of Egg Shell Thickness [PDF]

open access: goldThe Scientific World Journal, 2014
The goal of this study was to measure the thickness of egg shells without any contact and by utilizing a nondestructive method that sends infrared light beam on the egg.
Metin Sabuncu, Mete Akdoğan
doaj   +2 more sources

Egg shell morphology of an amblyceran louse, Hohorstiella rampurensis (Phthiraptera) infesting ring dove, Streptopelia decaocta [PDF]

open access: diamond, 2016
Scanning electron microscopy (SEM) study showed that miniature rice grain like egg shell of Hohorstiella rampurensis was covered by obliquely placed opercular disc. The apophyses were present only on one side of the egg shell.
Gupta, Nidhi   +2 more
core   +3 more sources

Egg quality characteristics of South African Potchefstroom Koekoek and commercial Lohmann brown layer chickens: A comparative study. [PDF]

open access: yesPLoS ONE
Egg quality is an important feature in egg production and is affected by many factors, including the genetic makeup of the bird. However, the influence of the chicken genotype on egg quality traits is limited and inconclusive. Therefore, this study aimed
Victoria Rankotsane Hlokoe   +2 more
doaj   +2 more sources

Quality, Chemical Composition, and Amino Acids of Eggs in Lohmann Pink‐Shell Laying Hens and Dongxiang Green‐Shell Laying Hens [PDF]

open access: yesVeterinary Medicine and Science
Hen breed and age are key factors influencing egg quality. In this study, 250 eggs were categorised into five groups: Lohmann Pink‐shell (LMP, 50 ± 2 weeks), Dongxiang Green‐shell (DXG, 50 ± 2 weeks), Dongxiang Pink‐shell (DXP, 50 ± 2 weeks), first‐laid ...
Lanlan Yi   +8 more
doaj   +2 more sources

A Review of Egg Freshness Evaluation, Influence Factors and Preservation

open access: yesShipin gongye ke-ji, 2023
Shell egg freshness is the key factor of evaluating egg quality. This review summarizes evaluation methods, influence factors of shell egg freshness, methods of retarding shell egg freshness deteriorations and future research directions of shell egg ...
Yan DAI   +5 more
doaj   +1 more source

Assessment of egg and eggshell quality: Insights from a three-year study on Isa Brown hybrid layers [PDF]

open access: yesBiotechnology in Animal Husbandry, 2023
The aim of this research was to examine the influence of the year (production cycle) and laying age on the quality of eggs for consumption. Examination of certain properties of egg and shell quality was carried out over a period of three years ...
Petričević Veselin   +6 more
doaj   +1 more source

Factors Affecting Egg Internal Quality and Egg Shell Quality in Laying Hens

open access: yesThe Journal of Poultry Science, 2004
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 internal quality.
Juliet R. Roberts
doaj   +1 more source

Phenotypic Correlations Between Egg Quality Traits Amid the Laying Phase of Broiler Breeder Hens

open access: yesContemporary Agriculture, 2022
In order to determine phenotypic correlations between the quality traits of eggs from 41-week-old broiler breeder hens (Cobb 500), a total of 105 eggs suitable for incubation were analyzed using descriptive statistics and Pearson’s correlation ...
Vekić Marinko   +2 more
doaj   +1 more source

Viability and Adhesion of Periodontal Ligament Fibroblasts on a Hydroxyapatite Scaffold Combined with Collagen, Polylactic Acid–Polyglycolic Acid Copolymer and Platelet-Rich Fibrin: A Preclinical Pilot Study

open access: yesDentistry Journal, 2022
Background: Conventional periodontal therapy relies on bone regeneration strategies utilizing scaffolds made of diverse materials, among which collagen, to promote cell adhesion and growth.
Leonor C. Espitia-Quiroz   +7 more
doaj   +1 more source

Egg shell quality in Japanese quail: characteristics, heritabilities and genetic and phenotypic relationships

open access: yesAnimal, 2015
The objective of the present study was to estimate heritabilities as well as genetic and phenotypic correlations for egg weight, specific gravity, shape index, shell ratio, egg shell strength, egg length, egg width and shell weight in Japanese quail eggs.
D. Narinc   +3 more
doaj   +1 more source

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