TY - RE AU - Vroomen,H. TI - Fertilizer trade statistics, 1970-88 T2 - USDA Statistical Bulletin PY - 1989/// CY - Washington, DC (USA) PB - USDA. Economic Research Service, KW - Exports KW - Fertilizer industry KW - Fertilizers KW - AGROVOC KW - Imports KW - Nutrients KW - Phosphates KW - Potash fertilizers KW - Trade KW - USA KW - Nitrogen fertilizers N1 - Tables, graphs, references p. 10 ER -