Effects of water-soluble extracts from Camellia oleifcra seed on performance and intestinal microflora of Guangxi local broilers were studied in this trial. A total of 800 one-day healthy broilers were randomly assigned to 4 groups, control, test group Ⅰ, Ⅱand Ⅲ, with 4 replicates of 50 birds each group. The experimental time was 5 divided into 3 phases (1-20 day, 21-39 day and 40-51 day) . The control group were added 5 mg/kg basal diet, while test group Ⅰ, Ⅱand Ⅲwere fed with basal diets supplemented with 300 mg/kg 1 days, which was E...