The Congressional Record is the official record of the proceedings and debates of the United States Congress. It is published daily when Congress is in session. The Congressional Record began publication in 1873. Debates for sessions prior to 1873 are recorded in The Debates and Proceedings in the Congress of the United States (1789-1824), the Register of Debates in Congress (1824-1837), and the Congressional Globe (1833-1873)

The 1980 Directory of Fertilizer Plants in the United States is the third edition compiled by the Association of American Plant Food Association (AAPFCO) and the National Fertilizer Development Center (NDFC). This latest directory represents the most comprehensive listing available of the retail segment of the fertilizer industry.