The Role of phosphorus in agriculture : Proceedings of a symposium held 1-3 june 1976 at the National Fertilizer Development Center, Tennessee Valley Authority, Muscle Shoals, Alabama - Kamprath, E. J., 1926-; Sample, E. C. 1929-; Kamprath, E. J., 1926-; Tennessee Valley Authority; American Society of Agronomy (Madison, Wisconsin U.S.A. : American Society of Agronomy, 1980)
Includes index.
Keywords: Phosphatic fertilizers -- Congresses; Plants, Effect of phosphorus on -- Congresses; Soils -- Phosphorus Content -- Congresses; Phosphate industry -- Congresses