Patent ID: 9017754
Filing Date: 2015-04-28
Classification: A23K,A23L

Abstract:
1. A method for producing a hen egg having improved quality and productivity, the method comprising feeding a hen on supplemented feed obtained by adding to poultry feed an immunostimulating substance produced by cytolysis associated with spore formation of a symbiotic bacteria group that comprises Bacillus Lysinibacillus fusiformis, Bacillus sonorensis, Lysinibacillus sp., and Comamonas sp. and/or on supplemented drinking water obtained by adding the immunostimulating substance to drinking water, wherein the immunostimulating substance is obtained by incubating the symbiotic bacteria group, placing a resultant culture medium under a starvation condition, thereby causing the symbiotic bacteria group to internally sporulate, and removing from the culture medium impurities containing the internally sporulated bacteria group.