TY  - GEN
AU  - Basak, Ranjan Kumar
TI  - Fertilizers: a textbook
SN  - 812720627X
U1  - 631.8 
PY  - 1999///
CY  - New Delhi
PB  - Kalyani Publishers
KW  - Agriculture
KW  - Fertilizers, soil conditionaers, growth regulators
KW  - Specific techniques; apparatus, equipment, materials
ER  -