6Chaveerach P, euzenkamp D A, Lipman L J A, et al.Effect of -/1 organic acid in drinking water for young broflem on campylobacter infection,volatile fatty acid production,gut microflora and histological cell changes[J].Pouhry Science, 2004, 83:330-334.
7Owens B,Tucker L,Collins M A,et el. Effects of different feed additives alone or in combination on broiler performance,gut microflora and ileal histology [J].British Poultry Science,2008,49(2): 202-212.
8AI-Kassi A G,Mohssen M A.Comparative study between single organic acid effect and synergistic organic acid effect on broiler performance[J].Pakistan Journal of Nutrition,2009,8(6):896-899.