TY  - BOOK
ED  - Fertilizers Assoication of India andIndian Statistical Institute (New Delhi)
TI  - Optimum requirement of fertilisers for the fifth plan period
U1  - 631.80954 21st
PY  - 1974///
CY  - New Delhi
PB  - ISI
KW  - Fertilizers-India; Crops and climate-India; Agricultural-Research; Fertilizer-Application
ER  -