WHat exactly would you like to know regarding this? I have read a few article on similar research topics, which I am sure you may have gone through as well. I am listing down the article titles, which may be of use to you.
Simultaneous Supplementation of Bacillus subtilis and Antibiotic Growth Promoters by Stages Improved Intestinal Function of Pullets by Altering Gut Microbiota.
Use of Bacillus Subtilis PB6 as a potential antibiotic growth promoter replacement in improving performance of broiler birds.
Thank you, I'm so grateful. Well, any kind of article like the following would be very useful: effect of bacillus subtilis as a probiotic in chicken broilers on :
- growth performances
- gut microbiota
- litter quality (litter pH, total nitrogen, dry matter)
- gastrointestinal tract integrity (pH of ileum, duodenum, caecum and intestinal lesions scoring)