Fig. 6

Effects of dietary treatments and NE challenge on lesion scores of jejunum in broilers (Exp. 2). CON, no feed additives; STB, 100 mg/kg Signis from 0–30 d; CB, 100 mg/kg Signis, and 500 mg/kg Poultry star, 150 mg/kg Digestarom and 500 mg/kg Saf-mannan from 0–7, 7–21 and 21–30 d, respectively; NE-, non NE challenge; NE + , NE challenge. n = 16 birds/treatment. χ² = 93.250, P < 0.0001. Numbers inside the bar indicates percentatge of score out of total (100%) as shown in legned. ^a,b,cMeans scores followed by different superscript in the bar graph indicates statistical significant by the Student’s test (P < 0.05)