The Role of phosphorus in agriculture - Khasawneh, F. E.; Sample, E. C., 1929-; Kamprath, E. J.; Tennessee Valley Authority; American Society of Agronomy (Madison : American Society of Agronomy, 1980)
"Proceedings of a symposium held 1-3 June 1976 at the National Fertilizer Development Center, Tennessee Valley Authority, Muscle Shoals, Alabama, cosponsored by the Tennessee Valley Authority ... [et al.]."
Includes bibliographical references and index.
Keywords: Phosphatic fertilizers -- Congresses; Phosphorus in agriculture -- Congresses; Plants -- Effect of phosphorus on -- Congresses; Soils -- Phosphorus content -- Congresses; Phosphate industry -- Congresses