Polymorphism of egg white proteins egg weight and components weight in the
Centre national de Recherches zootechniques, LN.R.A., ., 78 Jouy-en-Josas Summary The genetic variations in egg-white proteins were detected in Fayoumi eggs. G locus proved to be the only polymorphic among four egg-white protein loci investigated. Two types were determined, Gand G,BB. The heterozygote proved to have heavier eggs and accordingly heavier
Mérat P, Obeidah A, Durand L
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Effect of egg weight on chick weight, egg weight loss and hatchability in rock partridges (A. graeca) [PDF]
This study was conducted to determine the effect of egg weight on chick weight, egg weight loss and hatchability in partridges. Eggs (847) obtained from rock partridges (44-46 weeks ages) were classified according to their weights as
Aytekin Günlü +3 more
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Research Note: Integrated transcriptomic and metabolomic analysis reveals potential candidate genes and regulatory pathways associated with egg weight in ducks [PDF]
: Egg weight is an important indicator of egg phenotypic traits, which directly affects the economic benefits of the poultry industry. In the present research, laying ducks were classified into high egg weight (HEW) and light egg weight (LEW) groups.
Xiping Yan +15 more
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THE INFLUENCE OF PULLET BODY WEIGHT ON EGG NUMBER AND EGG WEIGHT [PDF]
An experiment was carried at AICRP on poultry for eggs, Mannuthy to evaluate the influence of pullet body weight on egg number and egg weight upto 40 weeks of age in IWN and IWP strains of White Leghorn.
A.S. Sudheesh Kumar +3 more
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Dealing with multicollinearity in predicting egg components from egg weight and egg dimension
Measurements of 174 eggs from meat-type breeder flock (Ross) at 36 weeks of age were used to study the problem of multicollinearity (MC) instability in the estimation of egg components of yolk weight (YKWT), albumen weight (ALBWT) and eggshell weight ...
Tarek M. Shafey +2 more
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Integrative multi-omics analysis deciphers the regulatory mechanisms of egg weight traits in chickens [PDF]
Egg weight is an economically important trait in the chicken, and affects the hatchability and chicks’ performance in broiler breeding programs. Our comprehensive analysis of 22,375 chickens revealed that the hens’ egg weight was linked to their body ...
Jiqiang Ding +7 more
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The effects of the dwarfing gene (dw) on egg weight, chick weight, and chick weight: egg weight ratio were studied. Egg weights prior to setting and subsequent chick weights were determined on 1842 chicks from standard-sized broiler dams and 1694 chicks from closely related dwarf dams.
T S, Whiting, G M, Pesti
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Estimation of Shell Weight and Shell Thickness from Egg Specific Gravity and Egg Weight
Abstract Egg weight (EW), egg specific gravity (SG), shell thickness (ST), and shell weight (SW) were determined individually for 1853 eggs ranging in weight from 41 to 70 g. The eggs were laid by three groups of Single Comb White Leghorn (HN SW (g) = −5.972 + .06586 × SG + .09906 × EW (r2 = .890); SWUSA (mg/cm2) = 30.670 + .9565 × SG + .4571 × EW ...
JON O. NORDSTROM, L.E. OUSTERHOUT
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A total of 1350 hatching eggs were obtained from commercial broiler breeders Cobb, Ross 308 and Arbor Acres at 30–35, 40–45 and 50–55 weeks of age, 450 eggs for each breed and 150 eggs for each breed age.
A.A. Alsobayel +2 more
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Revealing the correlation between hatching weight and egg characteristics in Tukong chickens [PDF]
The Tukong chicken, renowned for its unique rumpless trait, is indigenous to West Kalimantan, Indonesia. This study endeavors to explore the intricate associations among hatching weight, egg weight, and egg index within the Tukong chicken breed.
Tribudi Yuli Arif +6 more
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