North American sulphur fertilizer producers directory.
Contributors: Sulphur Institute.
Edition: 7th ed.
Publisher: Sulphur Institute
Published: 1995
Place of publication: Washington, DC (1140 Connecticut Ave., N.W., Washington, DC 20036-4001)
Language: eng
Number of pages: 18
Subjects: Sulphur fertilizer industry -- North America -- Directories.
Notes: "May 1995"--Cover.
Includes indexes.