9Department of Poultry Production, Faculty of Agriculture, Fayoum University, 63514
Fayoum, Egypt 10Department of Animal Health, Faculty of Animal Husbandry and Veterinary …

Animal agriculture contributes to environmental pollutions through the surplus nitrogen (N),
phosphorus (P), and trace minerals that animals excrete. Animal nutritionists have sought …

The purpose of this study was to investigate the effects of phytase on iron requirement of
broiler breeder hens at the late stage of production cycle. Ninety-six Cobb (500) broiler …

Animal diets are often over-supplemented with low bioavailability phosphorus (P) sources in
China, resulting in unnecessary excretion and loss of P to the environment. The effect of …

Phytase plays a prominent role in monogastric animal nutrition due to its ability to improve
phytic acid digestion in the gastrointestinal tract, releasing phosphorus and other …

Simple Summary In this study, we assayed a yeast-based phytase feed supplement for
weight gain, slaughter yield, and assimilation of the feed using a domestic breed of quails …

Objectives: To determine the dietary calcium and phosphorus requirements of Japanese
quail layers Methodology and Results: Two studies were conducted to determine the …

In this study, Hisex Brown layers in lay were evaluated between 40 and 44 weeks of age to
evaluate the inclusion of bacterial phytase (Ph) and sodium butyrate (SB) to diets containing …

The aim of this experiment was to examine the potential for reduced environmental impact
by reducing dietary calcium and phosphorus content and phytase addition of laying hen …

The purpose of this study was to examine the Escherichia coli 6-phytase on performance
and egg quality in Hi-Sex laying hens fed phosphorus-deficient diets. A total of 21600 Hi …