The French fertilizer industry
British Sulphur Corporation.
London The Corporation
1974
Includes original pagings
Contents: Sulphur. Reprinted from 'Sulphur' no.106, May-June 1973 - Nitrogen. Reprinted from 'Nitrogen' no.83, May-June 1973 - Phosphorus and potassium. Reprinted from 'Phosphorus & Potassium' no.65, May-June 1973