Influence of limestone particle size on performance and egg quality in laying hens aged 24–36 weeks and 56–68 weeks

One hundred and twenty ISA Brown hens aged 24–36 weeks and 120 ISA Brown hens aged 56–68 weeks were used to study the influence of limestone particle size and the animal's age on laying performance and egg quality. Two diets were used: a diet containing calcium carbonate in fine limestone parti...

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Veröffentlicht in:	Animal feed science and technology 2010-06, Vol.158 (1), p.110-114
Hauptverfasser:	Skřivan, M., Marounek, M., Bubancová, I., Podsedníček, M.
Format:	Artikel
Sprache:	eng
Schlagworte:	Age effect animal age animal nutrition animal reproduction Biological and medical sciences Brown (chicken breed) calcium carbonate chicken breeds dietary supplements egg production egg shell thickness Eggshell quality Feed and pet food industries Food industries Fundamental and applied biological sciences. Psychology hen feeding Laying hens laying performance Limestone nutrient uptake nutrient utilization nutritive value optimal nutrition Particle size
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Beschreibung
Zusammenfassung:	One hundred and twenty ISA Brown hens aged 24–36 weeks and 120 ISA Brown hens aged 56–68 weeks were used to study the influence of limestone particle size and the animal's age on laying performance and egg quality. Two diets were used: a diet containing calcium carbonate in fine limestone particles (diet LF with limestone particles
ISSN:	0377-8401 1873-2216
DOI:	10.1016/j.anifeedsci.2010.03.018