TY  - BOOK
AU  - Dr.U S Walia
TI  - Weed Management
SN  - 81-272-2515-0
U1  - 632.5 WAL/WE 
PY  - 2006///
CY  - Ludhiana
PB  - Kalyani
KW  - introduction
KW  - weed biology
KW  - aquatic weeds
ER  -