Amino acids in poultry nutrition Technical Articles
Article published the January 9, 2023:
It has been proposed that the metabolic energy requirements of free-ranging hens are up to 15% higher compared to caged hens due to the increased metabolic activity required for locomotion and thermoregulation ...
Article published the January 9, 2023:
I. INTRODUCTION Broiler diets are formulated on the basis of ideal protein ratios (IPR) where selected amino acid requirements are expressed relative to lysine (100). However, IPR have been developed over decad...
Article published the January 6, 2023:
IntroductionThere is a mandatory requirement for crude protein (CP) in broiler chicken diets ranging from 180 to 230 g/kg. When dietary energy density is not limiting, the quality and quantity of dietary C...
Article published the January 6, 2023:
1. IntroductionThe mucosal lining of the small intestine is a highly functional epithelium comprised of absorptive, secretive and sensory cells, which are constantly renewed by multipotent intestinal stem cells...
Article published the January 3, 2023:
INTRODUCTIONLeast cost feed formulation relies on the assumption of additivity of digestible nutrients from the contributing ingredients. It is generally accepted that assessment of the nutritional value of ind...
Article published the January 3, 2023:
HypothesisGuanidinoacetic acid (GAA) is synthesized in the liver and kidneys from arginine (Arg) and glycine (Gly) and subsequently methylated by S-adenosylmethione to creatine (2). Heat-stressed birds respond ...
Article published the December 22, 2022:
1 INTRODUCTIONDuring the last decades, the productivity of laying hens has improved significantly, with higher number of eggs produced over the laying cycle and higher efficiency to utilize feed nutrients. This...
Article published the December 21, 2022:
INTRODUCTIONDietary amino acids (AA) and crude protein (CP) have been demonstrated to affect BW, body composition, organ development, and feathering in broiler breeder pullets (Hudson et al., 2000; Ekmay, 2011;...
Article published the December 14, 2022:
IntroductionHigh levels of production and efficient feed conversion are the need of the modern livestock industry which to a certain extent could be achieved by using specific feed additives. Feed additives are...
Article published the December 13, 2022:
1. IntroductionNutrition plays a pivotal role in maintaining the health of pullets, quality egg production by laying hens and body growth of broilers (Wang et al. 2017). Nutraceuticals are the nutrients or cons...