Abstract
This study will determine the optimal ratio of amino acids (AA) essential (lysine, methionine and cystine, threonine, tryptophan, isoleucine, leucine, histidine, phenylalanine + tyrosine, glycine + serine, valine and arginine) for laying hens in the growth (initial, raising, breeding) and production phases (peak egg production) by the deletion method. In the first stage, will be determine…