A comprehensive reference on the technology of fertilizer production. Contains engineering flow diagrams and process requirements for all major fertilizer processes, among them ammonia, urea, phosphates, and potassium products. Also addresses such topics as environmental considerations; the economics of fertilizer use, production, and distribution; raw materials; and the status of the industry with demand-supply projections. The third edition is a successor to and in part a revision of the 1979 edition. Annotation c. Book News, Inc., Portland, OR (booknews.com)