| Description | 'Nutrition in Nigeria' by MW Grant (1954)
'Vitamin B2 deficiency in Nigeria' by William Hughes (nd)
'The clinical and nutritional condition of the population of Mbanege near Obudu, Obuja' by Bruce Nicol (1954)
Extract from Nigerian livestock report by Thomas Shaw (1949)
'Cropping systems and nutrition in Akufo' by I Dema (nd)
'Agriculture in the northern region' (unknown author) |