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Non-Parametrical Canonical Analysis of Quality-Related Characteristics of Eggs of Different Varieties of Native Hens Compared to Laying Lineage

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Author
González Ariza, Antonio
Navas González, Francisco Javier
Arando Arbulu, Ander
León Jurado, J.M.
Barba Capote, C.J.
Camacho Vallejo, M.E.
Publisher
MDPI
Date
2019
Subject
Egg quality
Color coordinate decomposition
Internal quality traits
External quality traits
DSM color fan
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Abstract
The development of new more productive lines of laying hens has displaced native breeds to second place; therefore, new lines of research that ensure the conservation of local breeds and biodiversity are increasingly necessary. The aim of the present study is to characterize the productive capability of Utrerana and to compare the relationships among parameters determining the internal and external quality of the egg, through canonical correlation analysis. We used a flock of 68 Utrerana hens with animals of each of its four varieties (white, black, Franciscan and partridge), and a group of 17 Leghorn hens as a control group. The breed and variety significantly affected egg characteristics. The external and internal quality parameters of the egg were evaluated and reported results providing consistent data for the characterization of the products from this breed. This productive characterization could benefit the conservation of the Utrerana breed, the establishment of livestock models that adapt to it and the search for a market in which this product could be used.
URI
http://hdl.handle.net/10396/18597
Fuente
Animals 9(4), 153 (2019)
Versión del Editor
http://dx.doi.org/10.3390/ani9040153
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