TY  - BOOK
AU  - Basak, Ranjan Kumar
TI  - Fertilizers: A text book
SN  - 812720627X
U1  - 631.81 
PY  - 1999///
CY  - Ludhiana
PB  - Kalyani Publishers
KW  - Agriculture and related technologies
KW  - Technology (Applied sciences)
KW  - Fertilizers
ER  -