About the U.S. Egg Industry

United States table egg production totalled 7.55 billion during April 2017.1 Table egg flock size on May 1, 2017, was 313 million layers. Rate of...

Body weight at point of lay and the ultra-structural properties of eggshells

Ultra-structural studies have demonstrated that the eggshell is comprised of morphological distinct calcified layers with the mammillary layer being the “foundation” of the eggshell. Studies...

The effect of hen age, storage period and temperature on egg quality in layer...

Extensive research has investigated the effects of production systems on egg quality; however, confounding problems exist with many of the experimental designs. Insufficient consideration...

Effect of endogenous retroviral elements on egg size in commercial egg production lines

The genome of the chicken contains endogenous viral (ev) elements that are closely related to the Avian Leukosis Virus (ALV) retrovirus and can affect...

Guidelines to correct incubation programs

Every hatchery complex operates in a specific situation, which differs from any other. So, its incubation programs must be specific as well, in order to correspond to local conditions.

The effect of nutrient profiles in egg yolk on embryonic survival ability in laying...

About 8% of chicken embryos die before hatching each year; the value is much higher in turkeys. Embryonic viability is influenced by a series...

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