Symposium TVA National Fertilizer Development Center Muscle Shoals, A., Tennessee Valley Authority, American Society of Agronomy, Crop Science Society of America, Soil Science Society of America, Khasawneh, F. E., . . . Kamprath, E. J. (1980). The role of phosphorus in agriculture: Proceedings of a symposium. Madison, Wisconsin: American Society of Agronomy ; Crop Science Society of America ; Soil Science Society of Americ.

Symposium TVA National Fertilizer Development Center Muscle Shoals, Alabama), Tennessee Valley Authority, American Society of Agronomy, Crop Science Society of America, Soil Science Society of America, F. E. Khasawneh, E. C. Sample, and E. J. Kamprath. The Role of Phosphorus in Agriculture: Proceedings of a Symposium. Madison, Wisconsin: American Society of Agronomy ; Crop Science Society of America ; Soil Science Society of Americ, 1980.

Symposium TVA National Fertilizer Development Center Muscle Shoals, Alabama), et al. The Role of Phosphorus in Agriculture: Proceedings of a Symposium. Madison, Wisconsin: American Society of Agronomy ; Crop Science Society of America ; Soil Science Society of Americ, 1980.