Digestibility and Availability Determination of Nitrogen and Amino Acids in Feed for Pigs : 1. Digestibility Measurement
نویسنده
چکیده
This paper discusses aspect of digestion estimate in amino acids and nitrogen of feed for pigs. It has been highlighted that low utilization of protein does not only being a high cost to the pig industry, but also results in an environmental hazard. In formulation of diets for pigs, it is necessary to pay attention to the profile and character of feed protein. It is well understood that before being absorbed in the gut and synthesized for replacement and improvement of body tissue, dietary protein is broken down into small molecules, the socalled amino acids. In order to estimate the amount of available protein of feed, it is urge to determine the digestibility of such feed. There are four different expressions to explain that there is a distinction between the so-called apparent, net, true, and real ileal nitrogen and amino acid digestibilities. However, the present paper only focuses on the apparent digestibility.
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