TY  - BOOK
AU  - Indian Farms Fertilizer Cooperative. New Delhi
TI  - Soil fertility and fertilizers use
U1  - 631.807.2 I - 2S 
PY  - 1989///
CY  - New Delhi
KW  - FERTILIZERS AND MANURES -- RESEARCH
KW  - SOIL FERTILITY -- RESEARCH
ER  -