1. A symposium on the effects of soil elements on food Author(s): Brooks, T. J. (Thomas Joseph), 1870- author Publication: Tallahassee, Florida : Florida State Department of Agriculture, [1945?] Subject(s): Nutritional Physiological PhenomenaSoilAgriculture
2. Worried about the shortage of land? Publication: [Kenya] : Marie Stopes, [19--?] Subject(s): Family Planning ServicesFamily CharacteristicsAgriculture