TY  - BOOK
AU  - Tiwari , Satish
TI  - Chemical & Fertilizers: Encyclopaedia of indian government series
SN  - 81-261-0620-4
U1  - 613.8 
PY  - 2000///
CY  - New delhi
PB  - Anmol Publications
KW  - Fertilizers & Manures
ER  -