Elijah Ogola Oketch, Myunghwan Yu, Jun Seon Hong, Nuwan Chamara Chaturanga, Eunsoo Seo, Hans Lee, Rafael Gustavo Hermes, Natasja Smeets, Apichaya Taechavasonyoo, Susanne Kirwan, Raquel Rodriguez-Sanchez, Jung Min Heo
OBJECTIVE: Investigate the efficacy of Bacillus-based probiotics supplemented at two different levels to modulate the productive performance, egg quality, tibia traits, and specific cecal bacteria counts of Hy-Line Brown layers from 25 to 37 weeks of age. METHODS: A total of 216 twenty-five-week-old hens were randomly distributed into 3 experimental diets with 12 replicates of 6 birds per cage. Diets included basal diet supplemented with 0 (CON), 3 × 108 (PRO1), or 3 × 109 (PRO2) CFU of the test probiotic containing Bacillus subtilis PB6, Bacillus subtilis FXA, and Bacillus licheniformis G3 per kilogram of feed...
April 1, 2024: Animal bioscience