King et al., 2000. Br. Poult. Sci., 41 (5): 630-639 Document reference King, D. ; Fan, M. Z. ; Ejeta, G. ; Asem, E. K. ; Adeola, O., 2000. The effects of tannins on nutrient utilisation in the White Pekin duck. Br. Poult. Sci., 41 (5): 630-639Web https://doi.org/10.1080/713654982Citation key King et al., 2000Datasheets Sorghum grain