TY  - JA
TI  - Phosphate fertilizers
PY  - 1991///
KW  - Agricultural chemicals
KW  - Consumption
KW  - Fertilizer application
KW  - Fertilizers
KW  - AGROVOC
KW  - Phosphate fertilizers
KW  - Production
T2  - Ullmann's Encyclopedia of Industrial Chemistry
ER  -