TY  - BOOK
ED  - Indian Statistical Institute (New Delhi)
ED  - Fertiliser Association of India (New Delhi)
TI  - Optimum requirement of fertilisers for the fifth plan period: vol. 1
U1  - 631.8 
PY  - 1974///
CY  - New Delhi
PB  - Indian Statistical Institute
KW  - Fertilizers
KW  - India
KW  - Soil fertility
N1  - Joint published by Indian Statistical Institute and Fertiliser Association of India
ER  -