Yusrizal and Chen, T. 2003. Effect of Adding Chicory Fructans in Feed on Fecal and Intestinal Microflora and Excreta Volatile Ammonia. International Journal of Poultry Science. 2, 3 (Apr. 2003), 188–194. DOI:https://doi.org/10.3923/ijps.2003.188.194.