TY  - BOOK
AU  - Prasad, N K 
TI  - Soil fertility and plant nutrition
SN  - 9788181891952
U1  - 631.422 PRN S 
PY  - 2013///
CY  - Lucknow 
PB  - IBDC Publishers
KW  - Agriculture
KW  - G4504
ER  -