Dewar, 1967. J. Sci. Food Agric., 18: 68-71 Document reference Dewar, W. A., 1967. The zinc and mangenese contents of some british poultry foods. J. Sci. Food Agric., 18: 68-71Web http://dx.doi.org/10.1002/jsfa.2740180207Citation key Dewar, 1967Datasheets Sorghum grainPearl millet (Pennisetum glaucum), grainRice bran and other rice by-products