Henk Enting

I. INTRODUCTIONBody composition, more specifically breast muscle and the abdominal fat pad, at the end of the rearing period of breeder pullets seems to play an important role in egg production, lay persistency, and fertility in the laying phase. Management of feeding by changing feed allowance or nutrient composition of the breeder pullet’s diet during rearing can alter body composition at ...

INTRODUCTIONAs we learn more about the negative impacts of calcium (Ca) on the availability of phosphorus (P), it highlights how little we know about Ca requirements, digestibility of Ca in ingredients, and their impact on P digestibility (Angel, 2019). These impacts can be direct or indirect through chelation with phytate, which can have a profound impact on the efficacy of phytase. Historically ...