TY  - GEN
AU  - NAMBIAR, K K M
TI  - SOIL FERTILITY AND CROP PRODUCTIVITY UNDER LONG-TERM FERTILIZER USE IN INDIA
U1  - 631.422 NAM/SO 
CY  - NEW DELHI, ICAR
KW  - LONG-TERM FERTILIZER IN INDIA
KW  - NUTRIENT INTERACTIONS AND YIELD RESPONSES
ER  -