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Economic comparison of unenriched and alternative cage systems used in laying hen husbandry - recent experience under Turkish commercial conditions
(Cambridge Univ Press, 2017)
This review provides a comparative analysis on the unenriched and alternative cage systems used in commercial egg production as required by the directive (99/74/EC) of the EU Council on animal welfare in terms of technical ...
Production performance, use of nest box, and external appearance of two strains of laying hens kept in conventional and enriched cages
(Oxford Univ Press, 2015)
The aim of this study was to investigate the differences in production performance, use of nest box, and external appearance of 2 strains of laying hens kept in conventional and enriched cages. Lohmann Brown Classic (LB, ...
Effects of breeder age on mineral contents and weight of yolk sac, embryo development, and hatchability in Pekin ducks
(Oxford Univ Press, 2014)
The current study was carried out to investigate the effects of breeder age on egg composition, changes of embryo, yolk sac, and yolk minerals during incubation and hatchability in Pekin ducks. A total of 495 freshly laid ...
Body weight and body measurements of male and female Pekin ducks obtained from breeder flocks of different age
(Eugen Ulmer Gmbh Co, 2011)
In total, 144 Pekin ducklings (72 male and 72 female) obtained from breeder flocks of different ages (37 and 135 wks) were used to evaluate body weight and body measurements until 42 days of life. Ducklings were leg-banded ...
Effects of Housing System, Swimming Pool and Slaughter Age on Duck Performance, Carcass and Meat Characteristics
(Medwell Online, 2009)
The aim of this study was to determine the effects of different housing systems, swimming pool and slaughter age on performance, carcass and meat characteristics of ducks. A total of 420 (212 male, 208 female) one day old ...