TY - SER AU - Yakout,Haitham M. TI - Effects of reducing dietary crude protein with amino acids supplementation on performance of commercial white leghorn layers during the second production period KW - Poultry KW - Feeding and feeds KW - Proteins in animal nutrition KW - Amino acids in animal nutrition KW - Eggs KW - Production KW - Dietary supplements KW - Research N1 - Includes references N2 - Use of low protein diets could have potential benefits on nitrogen emissions reduction as well as potential cost savings by reducing the utilization of high cost protein sources. An experiment was conducted with 160 hy-line w-36 hens which were randomly assigned to one of four dietary treatment groups UR - http://nile.enal.sci.eg/EALE/2010/EPSJ/3010/IV/961.pdf ER -