TY  - BOOK
AU  - Kumar,Ranjan
AU  - Basak
TI  - Fertilizers: a text book
SN  - 8176631930
U1  - 631.482/KUM 
PY  - 1999///
CY  - New Delhi
PB  - Kalyani Publishers
KW  - Fertilizers
KW  - Organic fertilizers
ER  -