North American sulphur fertilizer producers directory.
Contributors: Sulphur Institute.
Edition: 11th ed.
Publisher: Sulphur Institute
Published: 1999
Place of publication: Washington, DC (1140 Connecticut Ave., N.W., Washington, DC 20036-4001)
Language: eng
Number of pages: 14
Subjects: Sulphur fertilizer industry -- North America -- Directories.
Genres: Directories.
Notes: Includes indexes.