Effects of added dietary fat and phosphorus on the performance and egg quality of laying hens subjected to a constant high environmental temperature

Two experiments were conducted to study the combined effect of nonphytate P (NPP), fat, and temperature on the performance and egg quality of hens pre- and postpeak. In Experiment 1, 192 Single Comb White Leghorn layers, aged 22 wk, were individually housed in cages under ambient (AT) and constant h...

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Veröffentlicht in:	Poultry science 2001-12, Vol.80 (12), p.1695-1701
Hauptverfasser:	Usayran, N, Farran, M T, Awadallah, H H, Al-Hawi, I R, Asmar, R J, Ashkarian, V M
Format:	Artikel
Sprache:	eng
Schlagworte:	Animal Feed Animals Bone and Bones - chemistry Calcium - blood Chickens - growth & development Chickens - physiology Dietary Fats - administration & dosage Dietary Fats - pharmacology Dietary Supplements Eggs - analysis Eggs - standards Energy Intake Female Hot Temperature - adverse effects Oviposition Phosphorus - blood Phosphorus, Dietary - administration & dosage Phosphorus, Dietary - pharmacology
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