Frigg, 1976. Poult. Sci., 55 (6): 2310-2318 Document reference Frigg, M., 1976. Bio-availability of biotin in cereals. Poult. Sci., 55 (6): 2310-2318Web http://dx.doi.org/10.3382/ps.0552310Citation key Frigg, 1976Datasheets Sorghum grain